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Komatsu 561-15-52940 Plate
Regular price $218.18 USDRegular priceSale price $218.18 USD -
Komatsu 566-44-05021 Relay Valve Service Kit
Regular price $144.32 USDRegular priceSale price $144.32 USD -
Komatsu 561-15-52941 Plate
Regular price $417.34 USDRegular priceSale price $417.34 USD -
Komatsu 561-15-52560 Plate
Regular price $238.48 USDRegular priceSale price $238.48 USD -
Komatsu 561-15-52931 Plate
Regular price $404.75 USDRegular priceSale price $404.75 USD -
Komatsu 565-44-11290 Piston Assembly
Regular price $306.95 USDRegular priceSale price $306.95 USD -
Komatsu 4948157 Piston Pin
Regular price $27.97 USDRegular priceSale price $27.97 USD -
Komatsu 42W-22-H0R07 Planetary Gear
Regular price $153.39 USDRegular priceSale price $153.39 USD -
Komatsu 561-15-42740 Plate
Regular price $288.25 USDRegular priceSale price $288.25 USD -
Komatsu 566-33-41230 Plate
Regular price $139.67 USDRegular priceSale price $139.67 USD -
Komatsu 4948062 Piston Ring Asmper Cylinder
Regular price $44.51 USDRegular priceSale price $44.51 USD -
Komatsu 4948060 Piston Ring Asmper Cylinder
Regular price $54.85 USDRegular priceSale price $54.85 USD -
Komatsu 4965255 Piston Ring Asmper Cylinder
Regular price $54.85 USDRegular priceSale price $54.85 USD -
Komatsu 42U-43-H0P00 Pressure Switch
Regular price $28.96 USDRegular priceSale price $28.96 USD -
Komatsu 4948061 Piston Ring Asmper Cylinder
Regular price $54.85 USDRegular priceSale price $54.85 USD -
Komatsu 4965259 Piston Ring Asmper Cylinder
Regular price $44.51 USDRegular priceSale price $44.51 USD -
Komatsu 566-40-11170 Plate
Regular price $143.44 USDRegular price$179.30 USDSale price $143.44 USDSale -
Komatsu 42T-22-H0R15 Repair Kit
Regular price $128.88 USDRegular priceSale price $128.88 USD -
Komatsu 42T-22-H0R14 Repair Kit
Regular price $178.81 USDRegular priceSale price $178.81 USD -
Komatsu 426-33-31250 Plate
Regular price $236.76 USDRegular priceSale price $236.76 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.