{"title":"KOMATSU BUFFER RINGS","description":"\u003cp\u003eBrowse \u003cstrong\u003eKomatsu Buffer Rings\u003c\/strong\u003e from WQC Parts. Compare the listed replacement options by original part number and application before ordering.\u003c\/p\u003e\n\u003ch2\u003eIdentify the correct replacement\u003c\/h2\u003e\u003cp\u003eMatch the original part number with the product listing and confirm the machine model, serial range and component location. Check the stated configuration and quantity needed; a shared product name or machine brand alone does not confirm fitment.\u003c\/p\u003e\n\u003c!-- WQC SEO ENRICHMENT START --\u003e\n\u003csection class=\"wqc-seo-enrichment\"\u003e\n\u003ch2\u003ePart Identification and Fitment\u003c\/h2\u003e\n\u003cp\u003eUse the original part number as the primary identification point whenever it is available. Confirm the machine model, serial range, component location and installed arrangement before ordering, because similar descriptions do not guarantee interchangeability.\u003c\/p\u003e\n\u003cp\u003eReview dimensions, configuration notes, quantity and kit contents in the product listing when provided. If identification remains uncertain, WQC Parts can assist when you provide the part number, model, serial number and photos or a parts-book reference.\u003c\/p\u003e\n\u003cp\u003eWQC Parts organizes Komatsu replacement parts by part number and application so buyers can narrow the catalog before ordering. Final fitment should be confirmed against the specific machine and component being repaired.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- WQC SEO ENRICHMENT END --\u003e\n\u003ch2\u003eRelated collections and help\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/contact\"\u003eGet help identifying a part\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"komatsu-90785340-buffer-ring-km-90785340","title":"Komatsu 90785340 Buffer Ring","description":"\u003ch2\u003eKomatsu 90785340 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 90785340 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e \u003cp\u003eShop WQC Parts for \u003cstrong\u003eaftermarket Komatsu parts\u003c\/strong\u003e and Komatsu replacement parts by part number, including 90785340 Buffer Ring. Order online with fitment support for Komatsu equipment applications.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 90785340\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-90785340\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC3000, PC4000.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 06209, 06213, 06215, 06218, 06221, 06230, 06237, 06238.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS KMG.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e \u003cdiv data-wqc-seo-links=\"1\"\u003e \u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e \u003cp\u003eFor additional fitment context around \u003cstrong\u003e90785340\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e \u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42589876420704,"sku":"KM-90785340","price":35.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-90630-buffer-ring-km-707-51-90630","title":"Komatsu 707-51-90630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-90630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-90630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-90630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-90630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-90630 \/ 7075190630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e D275A, D375A, PC1000, PC1000LC, PC1100, PC400, PC400LC, PC400ST, PC410, PC410LC, PC650, PC650LC, PC650SE, PC750, PW128UU.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 10001-UP (-50CENT. SPEC.), 16001-UP, 17001-UP (FOR CANADA, 17001-UP (-50CENT. SPEC.), 17743-UP (-50CENT. SPEC.), 10001-UP, 20001-UP (MIGHTY SPEC), 10351-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e BULLDOZERS, EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-90630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591418548320,"sku":"KM-707-51-90630","price":33.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-95630-buffer-ring-km-707-51-95630","title":"Komatsu 707-51-95630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-95630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-95630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-95630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-95630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-95630 \/ 7075195630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC400, PC400LC, PC400ST, PC410, PC410LC, PW200, PW210, PC200, PC200CA, PC200EL, PC200EN, PC200LC, PC200SC, PC200Z, PW200-7K, PW200-7K-KA, BP500, PF5, PF5LC.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 20001-UP (MIGHTY SPEC), 10351-UP, 20001-UP (OVERSEAS VERSION), 30001-UP, 20001-UP (CUSTOM SPEC.), 30001-UP (EXCEL SPEC.), 20001-UP (MIGHTY SPEC.), 10001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-95630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591418941536,"sku":"KM-707-51-95630","price":63.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-95640-buffer-ring-km-707-51-95640","title":"Komatsu 707-51-95640 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-95640 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-95640 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-95640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-95640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-95640 \/ 7075195640\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e WA450, WA450L, WA470, WA480, PC400, PC400LC, PW200, PW220, PW220MH, PC200, PC200LC, PC200LL, PC200SC, PC210, PW200-7E0, PW200-7K, PW220-7E0, PW220-7H, PW200-7K-KA, PW220-7K, and 2 additional Komatsu models.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 53001-UP (FOR MALAYSIA), 53001-UP (FOR TAIWAN, 63001-UP, 53001-UP, A31001-UP, A36001-UP, 53001-UP (FOR NORTH AMERICA), 25233-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e WHEEL LOADERS, EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-95640\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591419498592,"sku":"KM-707-51-95640","price":69.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-90640-buffer-ring-km-707-51-90640","title":"Komatsu 707-51-90640 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-90640 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-90640 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-90640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-90640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-90640 \/ 7075190640\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e D275A, D275AX, D375A, WA320, WA350, WA380, WA400, WA420, WA430, PC400, PC400LC, PC600, PC600LC, PC650, WD600, WD600-6R, WD600-1H.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 25001-UP, 25001-UP (-50CENT. SPEC.), 35001-35020 (W\/O EGR), 35021-UP, 20001-UP, 30001-30209 (ECOT3), 17001-UP (6 TRACK ROLLER), 18001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e BULLDOZERS, WHEEL LOADERS, EXCAVATORS, Wheel Dozers.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-90640\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591419531360,"sku":"KM-707-51-90640","price":38.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-95650-buffer-ring-km-707-51-95650","title":"Komatsu 707-51-95650 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-95650 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-95650 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-95650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-95650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-95650 \/ 7075195650\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC8000, WA430, WA450, WA470, WA480, PW200, PC200, PC200LC, PC200LL, PC210, PC210I, PC210LC, PC210LCI, PC210MH, PW200-7E0, HB215LC, HB205, HB205-1M0, HB215LC-1M0.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 12083, 65001-65500 (ECOT3), 65001-65500 (ECOT3, FOR EU), 65001-65500 (ECOT3, FOR NORTH AMERICA), 65501-UP (ECOT3), 65501-UP (ECOT3, FOR EU), 65501-UP (ECOT3, FOR NORTH AMERICA), A41001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS KMG, WHEEL LOADERS, EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-95650\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591419727968,"sku":"KM-707-51-95650","price":67.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-85630-buffer-ring-km-707-51-85630","title":"Komatsu 707-51-85630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-85630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-85630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-85630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-85630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-85630 \/ 7075185630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC120, PC150, PC150LC, PC160, PC180LC, PC180LLC, PC180NLC, PW128UU, PW170, PW170ES, PW200, PW210, PC200, PC200CA, PW170ES-6K, PW170ES-6K-KA, PW170-5K, BP500.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 45001-UP, 70001-UP, 6001-UP, K30001-UP, K20001-UP, 1001-UP, 10001-UP, 20001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-85630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591419793504,"sku":"KM-707-51-85630","price":56.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-85640-buffer-ring-km-707-51-85640","title":"Komatsu 707-51-85640 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-85640 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-85640 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-85640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-85640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-85640 \/ 7075185640\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e WA700, PC160LC, PC180LC, PC180NLC, PC600, PC600LC, PC650LC, PC800LC, PW180, PW200, PW220, PW220MH, PC200, PC200LC, PW180-7E0, PW180-7K, PW200-7E0, PW220-7E0, PW220-7H, PW200-7K, and 1 additional Komatsu models.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 10001-UP (-50CENT. SPEC.), 10001-UP (OVERSEAS VERSION), 10001-UP, 50001-UP (KA SPEC.), 50001-UP (TBG SPEC.), 50001-UP, A20001-UP, A50001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e WHEEL LOADERS, EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-85640\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591419826272,"sku":"KM-707-51-85640","price":63.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-80630-buffer-ring-km-707-51-80630","title":"Komatsu 707-51-80630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-80630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-80630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-80630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-80630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-80630 \/ 7075180630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e D275A, PW128UU, PC200, PC200CA, PC200LC, PC200LL, PC200Z, PC210, PC210LC, PC220LL, PC228US, PC228USLC, PC228UU.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 10001-UP (-50CENT. SPEC.), 1001-UP, 45001-UP, 80001-UP (OVERSEAS VERSION), 80001-UP, A70001-UP, 45001-UP (CUSTOM SPEC.), 58019-UP (MIGHTY SPEC.).\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e BULLDOZERS, EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-80630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591420285024,"sku":"KM-707-51-80630","price":61.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-70630-buffer-ring-km-707-51-70630","title":"Komatsu 707-51-70630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-70630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-70630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-70630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-70630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-70630 \/ 7075170630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC100N, PC120, PC120LC, PC120S, PC120SC, PC120SS, PC128US, PC128UU, PC130, PC138US, PC138USLC, PC150, PC150HD, PC150LC, PW130ES-6K, PW130-7K, PW128UU, PW130-6K, PW150ES-6K.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 1004-UP, 18001-UP (FOR U.S.A.), 18001-UP (SWEDEN REGULATION ARRANGEMENT), 18001-UP, 30001-UP, 45001-UP, 36601-UP (CUSTOM SPEC.), K20001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-70630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591420383328,"sku":"KM-707-51-70630","price":26.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-65640-buffer-ring-km-707-51-65640","title":"Komatsu 707-51-65640 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-65640 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-65640 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-65640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-65640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-65640 \/ 7075165640\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e D41E, D41P, D61EX, D61PX, D65EX, D65P, D65PX, D65WX, D85ESS, D85EX, D85PX, PC120, PC120LC, PC128US.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e B40001-UP, 50001-UP (FOR BANGLADESH), 50001-UP (MADE IN JAPAN), 50001-UP, B45001-UP, 60942-UP (S6D125E-2 (EMISSION) ENG. INSTALLED), 67001-UP (LANDFILL SPEC.), 67001-UP (OVERSEAS VERSION).\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e BULLDOZERS, EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-65640\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591420547168,"sku":"KM-707-51-65640","price":33.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-75630-buffer-ring-km-707-51-75630","title":"Komatsu 707-51-75630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-75630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-75630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-75630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-75630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-75630 \/ 7075175630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC100, PC100L, PC100S, PC100SS, PC120, PC120LC, PC120S, PC120SC, PC120SS, PC128US, PC128UU, PC130, PC138US, PC138USLC, PW170ES-6K, PW170ES-6K-KA, PW130ES-6K, PW170-5K, PW150ES-6K, PW128UU, and 8 additional Komatsu models.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 18001-UP (TBG. SPEC. (GERMANY)), 18001-UP, 28001-UP, 40001-UP, 28001-UP (CUSTOM SPEC.), 32402-UP, 40001-UP (EXCEL SPEC.), 12001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-75630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591420678240,"sku":"KM-707-51-75630","price":42.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-80640-buffer-ring-km-707-51-80640","title":"Komatsu 707-51-80640 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-80640 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-80640 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-80640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-80640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-80640 \/ 7075180640\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e D275A, D275AX, WA200PT, WA200PTL, WA300, WA300L, WA320, WA320AVANCECUSTOMSERIALNO.20001ANDUP, WA320L, WA380, PC88MR, PW160, PW200, PW220, PW160-7E0, PW200-7E0, PW220-7E0, PW220-7H, PW160-7K, PW200-7K, and 5 additional Komatsu models.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 25001-UP, 25001-UP (-50CENT. SPEC.), 35001-35020 (W\/O EGR), 35021-UP, 20001-UP, 30001-30209 (ECOT3), 65001-UP (PARALLEL LINKAGE SPEC.), H60051 - UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e BULLDOZERS, WHEEL LOADERS, EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-80640\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591420743776,"sku":"KM-707-51-80640","price":38.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-60630-buffer-ring-km-707-51-60630","title":"Komatsu 707-51-60630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-60630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-60630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-60630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-60630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-60630 \/ 7075160630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e D61E, D61EX, D61PX, PC100, PC100L, PC120, PC128UU, PC60, PC60L, PC70, PW128UU.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 1001-UP, 1001-UP (OVERSEAS VERSION), B3001-UP, 28001-UP, 40001-UP, 28001-UP (CUSTOM SPEC.), 32402-UP, 14001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e BULLDOZERS, EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-60630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591421431904,"sku":"KM-707-51-60630","price":43.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-65630-buffer-ring-km-707-51-65630","title":"Komatsu 707-51-65630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-65630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-65630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-65630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-65630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-65630 \/ 7075165630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC100, PC100L, PC100N, PC100S, PC100SS, PC120, PC120LC, PC120S, PC120SS, PC128US, PC128UU, PC130, PC138US, PC138USLC, PW130ES-6K, PW130-6K, PW128UU, PW160, PW130-7K, PW150ES-6K, and 1 additional Komatsu models.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 18001-UP (TBG. SPEC. (GERMANY)), 18001-UP, 28001-UP, 40001-UP, 28001-UP (CUSTOM SPEC.), 32402-UP, 40001-UP (EXCEL SPEC.), 12001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-65630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591421464672,"sku":"KM-707-51-65630","price":48.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-55630-buffer-ring-km-707-51-55630","title":"Komatsu 707-51-55630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-55630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-55630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-55630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-55630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-55630 \/ 7075155630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC100N, PC60, PC60L, PC70, PC75UD, PC75UU.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 1004-UP, 28001-UP, 45001-UP (WITH FRONT BLADE SPEC.), 45001-UP, 28001-UP (CUSTOM SPEC.), 8001-UP, 34101-UP, 5001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-55630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591421956192,"sku":"KM-707-51-55630","price":49.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-20650-buffer-ring-km-707-51-20650","title":"Komatsu 707-51-20650 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-20650 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-20650 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-20650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-20650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-20650 \/ 7075120650\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e HD785, HD985.\u003c\/p\u003e   \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-20650\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591422742624,"sku":"KM-707-51-20650","price":75.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-20850-buffer-ring-km-707-51-20850","title":"Komatsu 707-51-20850 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-20850 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-20850 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-20850\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-20850\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-20850 \/ 7075120850\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC2000.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 20001-20195 (TIER 2), 20196-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-20850\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591422775392,"sku":"KM-707-51-20850","price":151.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-17640-buffer-ring-km-707-51-17640","title":"Komatsu 707-51-17640 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-17640 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-17640 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-17640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-17640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-17640 \/ 7075117640\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e WA700, PC1250, PC1250LC, PC1250SP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 10001-UP (-50CENT. SPEC.), 10001-UP (OVERSEAS VERSION), 10001-UP, 50001-UP (KA SPEC.), 50001-UP (TBG SPEC.), 50001-UP, A20001-UP, A50001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e WHEEL LOADERS, EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-17640\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591422873696,"sku":"KM-707-51-17640","price":152.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-14850-buffer-ring-km-707-51-14850","title":"Komatsu 707-51-14850 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-14850 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-14850 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-14850\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-14850\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-14850 \/ 7075114850\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e WA1200, PC2000.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 50001-UP (CHASSIS ONLY), 60001-UP (CHASSIS ONLY), 60004-UP (KAL SPEC. (CHASSIS ONLY)), 20001-20195 (TIER 2), 20196-UP (EXTREME COLD AREA ARRANGEMENT (-40 DEG C)), 20196-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e WHEEL LOADERS, EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-14850\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591422972000,"sku":"KM-707-51-14850","price":195.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/707-51-14850_Komatsu-parts-online_f760618a-f1ee-457c-b152-d88958cb40c0.png?v=1771627444"},{"product_id":"komatsu-707-51-18650-buffer-ring-km-707-51-18650","title":"Komatsu 707-51-18650 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-18650 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-18650 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-18650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-18650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-18650 \/ 7075118650\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e HD465, HD605, HD605-7E0, HD605-7E1, HD605-7R, HD785, HD785-5LC, HD785-5LC A10224, A10228 - A10315 KOMATSU (BEPB010709) BFP42, HD985.\u003c\/p\u003e   \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-18650\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591423135840,"sku":"KM-707-51-18650","price":164.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-12630-buffer-ring-km-707-51-12630","title":"Komatsu 707-51-12630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-12630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-12630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-12630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-12630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-12630 \/ 7075112630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC400, PC400HD, PC400LC, PC400ST, PC410, PC410LC, PC450, PC450LC, PC450LCD, PC600, PC600LC, PC650, PC650LC, PC650SE, PW200, PW220-7H, PW200-7K, PW200-7K-KA, PW220-7K, PW220-7K-KA.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 20001-UP (MIGHTY SPEC), 10351-UP, 20001-UP (OVERSEAS VERSION), 30001-UP (SAA6D125E-2 (EMISSION) ENG. INSTALLED), 30001-UP, 20001-UP (CUSTOM SPEC.), 20001-UP (-50CENT. SPEC.), 30001-UP (-50CENT. SPEC.).\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-12630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591423365216,"sku":"KM-707-51-12630","price":34.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-16630-buffer-ring-km-707-51-16630","title":"Komatsu 707-51-16630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-16630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-16630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-16630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-16630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-16630 \/ 7075116630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC1000, PC1000LC, PC1000SE, PC1000SP, PC1100, PC1100LC, PC1100SE, PC1100SP, PC1250, PC1250LC, PC1250SE, PC1250SP, PC1600, PC1600SP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 10001-UP, 20001-UP (OVERSEAS VERSION), 20001-UP, 30001-30157 (ECOT3), 35001-35200 (EGR-LESS), 35001-35200 (W\/O EGR, +55C DEGREE), 10001-UP (EXTREME COLD TERRAIN), 10001-UP (SAA6D140E-3 (TIER 2) ENG. INSTALLED).\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-16630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591423430752,"sku":"KM-707-51-16630","price":58.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-13650-buffer-ring-km-707-51-13650","title":"Komatsu 707-51-13650 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-13650 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-13650 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-13650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-13650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-13650 \/ 7075113650\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC450, PC460LC, PC500LC, PC600, PC600LC, PC650LC, PC700LC, PC800, PC800LC, PC850, PC850SE.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e DZCZ2001-UP, DZAR0001-UP, 75979-UP, 30001-UP (ECOT3), K50001-UP, 65001-UP, 60001-UP (W\/O EGR), 70001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-13650\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591423496288,"sku":"KM-707-51-13650","price":61.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-12650-buffer-ring-km-707-51-12650","title":"Komatsu 707-51-12650 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-12650 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-12650 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-12650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-12650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-12650 \/ 7075112650\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e WA500, PC400, PC400LC, PC400LCSE, PC450, PC450LC, PC460LC, PC490, PC490LC, PC490LCI, PC500LC, PC550LC, PC600, PC600LC, PW220-7E0, PW200-7E0.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 55001-55478 (ECOT3, FOR EU), 55001-55478 (ECOT3, FOR NORTH AMERICA), 55001-55478, 55479-UP (ECOT3, FOR EU), 55479-UP (ECOT3, FOR NORTH AMERICA), 55479-UP, A92001-A93000, A93001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e WHEEL LOADERS, EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-12650\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591423660128,"sku":"KM-707-51-12650","price":47.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-13630-buffer-ring-km-707-51-13630","title":"Komatsu 707-51-13630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-13630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-13630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-13630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-13630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-13630 \/ 7075113630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC1000, PC1000LC, PC1100, PC1250, PC400, PC400LC, PC450, PC450LC, PC650, PC650LC, PC650SE, PC710, PC750, PC300LC.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 10001-UP, 20001-UP (OVERSEAS VERSION), 20001-UP, 30001-30157 (ECOT3), 35001-35200 (EGR-LESS), 35001-35200 (W\/O EGR, +55C DEGREE), 30001-UP (SAA6D125E-2 (EMISSION) ENG. INSTALLED), 30001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-13630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591423725664,"sku":"KM-707-51-13630","price":29.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-11690-buffer-ring-km-707-51-11690","title":"Komatsu 707-51-11690 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-11690 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-11690 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-11690\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-11690\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-11690 \/ 7075111690\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC1250, PC1250LC, PC1250SP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 20001-UP (OVERSEAS VERSION), 30001-30157 (ECOT3), 30158-UP, 35001-35200 (EGR-LESS), 35001-35200 (W\/O EGR, +55C DEGREE), 35201-UP (EXTREME HOT AREA ARRANGEMENT), 35201-UP, 35406-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-11690\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591423758432,"sku":"KM-707-51-11690","price":84.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-16650-buffer-ring-km-707-51-16650","title":"Komatsu 707-51-16650 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-16650 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-16650 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-16650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-16650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-16650 \/ 7075116650\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC3000, WA600, PC1250, PC1250LC, PC1250SP, PC800, PC800LC, PC800SE, PC850SE, HD605-7R, HD605-7E0, HD465-7R, HD605-7E1, HD605.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 46237, 60638-UP, 30158-UP, 35201-UP (EXTREME HOT AREA ARRANGEMENT), 35201-UP, 35406-UP, J10001-UP, K55001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS KMG, WHEEL LOADERS, EXCAVATORS, Dump Trucks.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-16650\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591423791200,"sku":"KM-707-51-16650","price":114.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-14650-buffer-ring-km-707-51-14650","title":"Komatsu 707-51-14650 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-14650 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-14650 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-14650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-14650\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-14650 \/ 7075114650\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e HM350, HM400, WA500, WA600, PC1250, PC1250LC, PC600, PC600LC, PC650LC, PC700LC, PC800, PC800LC, PC800SE, PC850.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 1001-UP, 2001-UP (ECOT3), 2001-UP (ECOT3, FOR EU), 2219-UP, A11001-UP, 7001-UP (W\/O EGR), 7030-UP, 2001-2632 (ECOT3).\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e DUMP TRUCKS, WHEEL LOADERS, EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-14650\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591423823968,"sku":"KM-707-51-14650","price":99.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-14630-buffer-ring-km-707-51-14630","title":"Komatsu 707-51-14630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-14630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-14630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-14630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-14630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-14630 \/ 7075114630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e PC1000, PC1000LC, PC1100, PC1100LC, PC1100SE, PC1100SP, PC1250, PC1250LC, PC1600, PC1600SP, PC1800, PC600, PC600LC, PC650.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 10001-UP, 20001-UP (OVERSEAS VERSION), 20001-UP, 10001-UP (EXTREME COLD TERRAIN), 10001-UP (SAA6D140E-3 (TIER 2) ENG. INSTALLED), 10001-UP (OVERSEAS VERSION), K30001-UP, K40001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-14630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591424544864,"sku":"KM-707-51-14630","price":142.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-10640-buffer-ring-km-707-51-10640","title":"Komatsu 707-51-10640 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-10640 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-10640 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-10640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-10640\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-10640 \/ 7075110640\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e D275A, D275AX, WA800, WA800L, WA900, WA900L, WA320PT, WA380, WA400, WA420, WA430, WA450, WA450L, WA470, PW160, PW160-7E0, PW180, PW180-7E0, PW180-7K, PW160-7K, and 1 additional Komatsu models.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 25001-UP, 25001-UP (-50CENT. SPEC.), 35001-35020 (W\/O EGR), 35021-UP, 20001-UP, 30001-30209 (ECOT3), 10001-UP, 50001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e BULLDOZERS, WHEEL LOADERS, EXCAVATORS, Wheel Dozers.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-10640\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591425069152,"sku":"KM-707-51-10640","price":42.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-707-51-11630-buffer-ring-km-707-51-11630","title":"Komatsu 707-51-11630 Buffer Ring","description":"\u003ch2\u003eKomatsu 707-51-11630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 707-51-11630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 707-51-11630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-707-51-11630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 707-51-11630 \/ 7075111630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e D375A, WA500, PC1100, PC1100LC, PC1100SE, PC1100SP, PC1250, PC1250LC, PC1250SE, PC1250SP, PC1600, PC400, PC400HD, PC400LC.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported serial ranges include:\u003c\/strong\u003e 16001-UP, 17001-UP (FOR CANADA, 17001-UP (-50CENT. SPEC.), 17743-UP (-50CENT. SPEC.), 10001-UP (OVERSEAS VERSION), 10001-UP, 20001-UP (OVERSEAS VERSION), 20001-UP.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eReported category\/application areas:\u003c\/strong\u003e BULLDOZERS, WHEEL LOADERS, EXCAVATORS.\u003c\/p\u003e  \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e707-51-11630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591425167456,"sku":"KM-707-51-11630","price":25.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"},{"product_id":"komatsu-705-51-16630-buffer-ring-km-705-51-16630","title":"Komatsu 705-51-16630 Buffer Ring","description":"\u003ch2\u003eKomatsu 705-51-16630 Buffer Ring\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eKomatsu 705-51-16630 Buffer Ring\u003c\/strong\u003e is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for sealing, repair, and maintenance applications where the part number, machine model, and serial range match the required application.\u003c\/p\u003e  \u003ch3\u003ePart Information\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eKomatsu part number:\u003c\/strong\u003e 705-51-16630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWQC SKU:\u003c\/strong\u003e KM-705-51-16630\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eProduct type:\u003c\/strong\u003e Buffer Ring\u003c\/li\u003e  \u003cli\u003e \u003cstrong\u003eSearch reference:\u003c\/strong\u003e 705-51-16630 \/ 7055116630\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCommon machine models include:\u003c\/strong\u003e D575A.\u003c\/p\u003e   \u003ch3\u003eFitment Notes\u003c\/h3\u003e \u003cp\u003eAlways confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.\u003c\/p\u003e  \u003ch3\u003eWhy Buy from WQC Parts?\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAftermarket Komatsu replacement parts organized by part number and product type.\u003c\/li\u003e \u003cli\u003eSupport for fitment review using machine model, serial number, and photos when needed.\u003c\/li\u003e \u003cli\u003eCompetitive pricing for repair shops, equipment owners, and fleet maintenance teams.\u003c\/li\u003e \u003cli\u003eReliable sourcing focused on reducing downtime and keeping machines working.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIf you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.\u003c\/p\u003e\n\u003cdiv data-wqc-seo-links=\"1\"\u003e\n\u003ch3\u003eRelated Komatsu Parts Resources\u003c\/h3\u003e\n\u003cp\u003eFor additional fitment context around \u003cstrong\u003e705-51-16630\u003c\/strong\u003e, compare the machine, serial-range, and application details above with related Komatsu Buffer Ring listings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/komatsu-parts\"\u003eShop all Komatsu parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/komatsu-parts\"\u003eUse the Komatsu parts hub\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42591435718752,"sku":"KM-705-51-16630","price":63.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708"}],"url":"https:\/\/wqcparts.com\/collections\/komatsu-buffer-rings.oembed","provider":"WQC PARTS","version":"1.0","type":"link"}