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Komatsu 6138-32-2120 Piston
Regular price $132.87 USDRegular priceSale price $132.87 USD -
Komatsu 144-15-22510 Shaft
Regular price $65.19 USDRegular priceSale price $65.19 USD -
Komatsu 569-14-41130 Cushion
Regular price $92.10 USDRegular priceSale price $92.10 USD -
Komatsu 07429-71203 Pump Assembly
Regular price $931.63 USDRegular priceSale price $931.63 USD -
Komatsu 6245-71-5181 Tube
Regular price $90.64 USDRegular priceSale price $90.64 USD -
Komatsu 175-13-21141 Gear
Regular price $732.62 USDRegular priceSale price $732.62 USD -
Komatsu 6207-81-8210 Turbocharger Assembly
Regular price $1,213.59 USDRegular priceSale price $1,213.59 USD -
Komatsu 566-52-11120 Spacer
Regular price $29.62 USDRegular priceSale price $29.62 USD -
Komatsu 7861-93-4132 Sensor
Regular price $189.47 USDRegular priceSale price $189.47 USD -
Komatsu 417-43-05110 Booster Cylinder Service Kit
Regular price $130.66 USDRegular priceSale price $130.66 USD -
Komatsu 22B-54-28720 Arm, Wiper
Regular price $40.60 USDRegular priceSale price $40.60 USD -
Komatsu 124-72-51354 Bushing
Regular price $63.06 USDRegular price$78.83 USDSale price $63.06 USDSale -
Komatsu 145-21-13132 Plate
Regular price $41.18 USDRegular price$51.47 USDSale price $41.18 USDSale -
Komatsu 6219-21-4261 Seal, Dry Type, Rear
Regular price $209.87 USDRegular price$262.34 USDSale price $209.87 USDSale -
Komatsu 124-43-61330 Cable
Regular price $101.63 USDRegular priceSale price $101.63 USD -
Komatsu 6216-11-8220 Gasket
Regular price $6.89 USDRegular priceSale price $6.89 USD -
Komatsu 6162-13-1321 Exhaust Valve Insert
Regular price $41.79 USDRegular priceSale price $41.79 USD -
Komatsu 120-22-31233 Disc
Regular price $47.98 USDRegular price$59.98 USDSale price $47.98 USDSale -
Komatsu 707-35-93020 Ring
Regular price $108.98 USDRegular price$136.22 USDSale price $108.98 USDSale -
Komatsu 20Y-27-21350 O-RING
Regular price $19.25 USDRegular priceSale price $19.25 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.