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Komatsu 6685-21-3320 013Mm Shim
Regular price $1.43 USDRegular priceSale price $1.43 USD -
Komatsu 6684-91-1521 Seal
Regular price $5.67 USDRegular priceSale price $5.67 USD -
Komatsu 6685-11-5591 Band
Regular price $90.27 USDRegular priceSale price $90.27 USD -
Komatsu 6684-91-1230 Seat
Regular price $100.39 USDRegular priceSale price $100.39 USD -
Komatsu 6685-82-9351 Seal
Regular price $32.78 USDRegular priceSale price $32.78 USD -
Komatsu 6684-91-1220 Spring
Regular price $6.61 USDRegular priceSale price $6.61 USD -
Komatsu 6684-91-1330 Seat
Regular price $53.39 USDRegular priceSale price $53.39 USD -
Komatsu 6684-91-1210 Valve
Regular price $21.16 USDRegular priceSale price $21.16 USD -
Komatsu 6623-21-5812 Gasket
Regular price $57.83 USDRegular priceSale price $57.83 USD -
Komatsu 6620-21-7562 Gasket
Regular price $9.17 USDRegular priceSale price $9.17 USD -
Komatsu 6620-71-2610 Shaft
Regular price $59.94 USDRegular priceSale price $59.94 USD -
Komatsu 6127-31-6221 Bushing
Regular price $10.27 USDRegular priceSale price $10.27 USD -
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Komatsu 6127-11-5180 Spacer
Regular price $10.13 USDRegular priceSale price $10.13 USD -
Komatsu 6124-61-3740 Gasket
Regular price $3.31 USDRegular priceSale price $3.31 USD -
Komatsu 6124-61-3790 Lock
Regular price $0.37 USDRegular priceSale price $0.37 USD -
Komatsu YM43400-500410 Seal
Regular price $1.64 USDRegular priceSale price $1.64 USD -
Komatsu YMR000297 Bush, Camshaft
Regular price $12.95 USDRegular price$16.19 USDSale price $12.95 USDSale -
Komatsu YM23000-041000 Clamp
Regular price $3.52 USDRegular priceSale price $3.52 USD -
Komatsu YM23000-080000 Clamp
Regular price $2.83 USDRegular priceSale price $2.83 USD
Collection: Komatsu Excavator Parts
Komatsu Excavator 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.