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Komatsu 6136-31-1010 Crankshaft
Regular price $2,428.39 USDRegular price$3,035.49 USDSale price $2,428.39 USDSale -
Komatsu 6136-12-3200 Injector Assy
Regular price $349.99 USDRegular priceSale price $349.99 USD -
Komatsu 6134-12-3120 Nozzle
Regular price $85.49 USDRegular priceSale price $85.49 USD -
Komatsu 6131-31-2301 Piston Ring
Regular price $83.99 USDRegular priceSale price $83.99 USD -
Komatsu 6131-11-5611 Muffler
Regular price $698.00 USDRegular priceSale price $698.00 USD -
Komatsu 6131-11-5610 Muffler
Regular price $1,032.49 USDRegular priceSale price $1,032.49 USD -
Komatsu 6130-41-5411 Rocker Arm
Regular price $49.49 USDRegular priceSale price $49.49 USD -
Komatsu 6130-38-3041 Crankpin Metal 0.75 0.50
Regular price $127.19 USDRegular price$158.99 USDSale price $127.19 USDSale -
Komatsu 6130-32-2110 Piston
Regular price $90.81 USDRegular price$113.51 USDSale price $90.81 USDSale -
Komatsu 6130-31-2410 Pin Piston
Regular price $27.59 USDRegular price$34.49 USDSale price $27.59 USDSale -
Komatsu 6130-28-8100 Metal Assembly
Regular price $115.99 USDRegular priceSale price $115.99 USD -
Komatsu 6130-28-8020 Set Main Metal 050
Regular price $115.99 USDRegular priceSale price $115.99 USD -
Komatsu 6130-19-1310 Valve Guide
Regular price $12.31 USDRegular priceSale price $12.31 USD -
Komatsu 6130-11-3530 Nozzle
Regular price $111.49 USDRegular priceSale price $111.49 USD -
Komatsu 6128-31-2070 Piston Ring
Regular price $145.99 USDRegular priceSale price $145.99 USD -
Komatsu 6128-31-2050 Piston
Regular price $225.49 USDRegular priceSale price $225.49 USD -
Komatsu 6128-11-5560 Muffler
Regular price $1,156.39 USDRegular price$1,445.49 USDSale price $1,156.39 USDSale -
Komatsu 6128-11-1012 Cylinder Head
Regular price $3,342.99 USDRegular priceSale price $3,342.99 USD -
Komatsu 6127-71-5143 Pipe Injection No.4
Regular price $65.11 USDRegular priceSale price $65.11 USD -
Komatsu 6127-61-2113 Cover Oil Cooler
Regular price $792.99 USDRegular priceSale price $792.99 USD
Collection: Komatsu Bulldozer Parts
Komatsu Bulldozer 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.