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Komatsu CA0021572 Plug
Regular price $16.76 USDRegular priceSale price $16.76 USD -
Komatsu CA0021581 Plug
Regular price $7.57 USDRegular priceSale price $7.57 USD -
Komatsu AD058-00005 Plug
Regular price $62.45 USDRegular priceSale price $62.45 USD -
Komatsu 720-2T-12012 Plug
Regular price $12.39 USDRegular priceSale price $12.39 USD -
Komatsu 706-73-70210 Plug
Regular price $8.13 USDRegular priceSale price $8.13 USD -
Komatsu 6711-21-1320 Rear Seal
Regular price $147.91 USDRegular price$184.89 USDSale price $147.91 USDSale -
Komatsu 6711-31-2111 Piston
Regular price $226.61 USDRegular priceSale price $226.61 USD -
Komatsu 6710-29-1330 Rear Seal
Regular price $44.64 USDRegular priceSale price $44.64 USD -
Komatsu 6685-51-3010 Pump Assembly
Regular price $45.55 USDRegular priceSale price $45.55 USD -
Komatsu 6685-21-6351 Plate
Regular price $9.10 USDRegular priceSale price $9.10 USD -
Komatsu 6684-91-1260 Plate
Regular price $8.70 USDRegular priceSale price $8.70 USD -
Komatsu 6645-22-4550 Plate
Regular price $2.64 USDRegular priceSale price $2.64 USD -
Komatsu 6623-21-4360 Plate
Regular price $1.55 USDRegular priceSale price $1.55 USD -
Komatsu 6631-21-4390 Plate
Regular price $6.19 USDRegular priceSale price $6.19 USD -
Komatsu 6670-31-9810 Plate
Regular price $9.10 USDRegular priceSale price $9.10 USD -
Komatsu 6623-31-1371 Pump Drive Gear
Regular price $695.95 USDRegular priceSale price $695.95 USD -
Komatsu 6623-31-1380 Plate
Regular price $5.72 USDRegular priceSale price $5.72 USD -
Komatsu YMR001721 Piston Ring Kit
Regular price $71.38 USDRegular price$89.22 USDSale price $71.38 USDSale -
Komatsu YM129900-42054 Pump Water
Regular price $437.63 USDRegular priceSale price $437.63 USD -
Komatsu YM129907-42051 Pump Water
Regular price $379.04 USDRegular priceSale price $379.04 USD
Collection: Komatsu Parts
Komatsu Parts from WQC Parts are organized to help buyers identify reliable aftermarket replacement parts by part number, equipment family, system, and application. This collection focuses on replacement parts, service components, hardware, wear parts, and related assemblies used to support repair, maintenance, and uptime across heavy equipment applications.
Heavy equipment parts should be selected carefully because the same general description can apply to multiple machines, serial ranges, component groups, or diagram positions. Use this collection as a focused product group, then confirm the exact part number and machine details before ordering.
Komatsu Replacement Parts Applications
Products in this collection may support construction, mining, quarry, forestry, utility, road-building, and fleet maintenance applications. Depending on the machine and component group, fitment may depend on model series, serial range, installed arrangement, hydraulic configuration, engine arrangement, attachment package, or work-equipment setup.
How to Confirm Fitment
- Search by the original part number when available.
- Confirm the machine model, serial range, and component location.
- Check diagram position, quantity, and arrangement notes where parts-book information is available.
- Compare dashed and non-dashed part-number formats when searching.
- Contact WQC Parts with the part number, model, serial number, and photos when fitment is uncertain.
Why Quality Matters
Incorrect or low-quality replacement parts can lead to premature wear, leaks, downtime, poor fitment, repeat repairs, and damage to related components. Properly matched aftermarket parts help protect machine uptime and reduce avoidable repair cost.
Why Buy from WQC Parts?
- Aftermarket heavy equipment parts organized by part number, system, and machine family.
- Support for alternate part numbers and practical fitment review.
- Clear collection structure for faster product discovery.
- Reliable sourcing focused on keeping equipment working.