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Komatsu 6136-32-2010 Piston
Regular price $146.95 USDRegular priceSale price $146.95 USD -
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 600-821-8440 Alternator
Regular price $593.97 USDRegular priceSale price $593.97 USD -
Komatsu 600-821-6130 Alternator
Regular price $884.39 USDRegular price$1,105.49 USDSale price $884.39 USDSale -
Komatsu 600-813-2681 Starter
Regular price $1,459.99 USDRegular price$1,824.99 USDSale price $1,459.99 USDSale -
Komatsu 600-813-2243 Starter
Regular price $1,056.99 USDRegular priceSale price $1,056.99 USD -
Komatsu 600-651-1411 Oil Cooler
Regular price $338.79 USDRegular price$423.49 USDSale price $338.79 USDSale -
Komatsu 125-06-21110 Fuse Box
Regular price $42.23 USDRegular priceSale price $42.23 USD -
Komatsu 09365-00826 Roller
Regular price $14.49 USDRegular priceSale price $14.49 USD -
Komatsu 09305-01400 Knob
Regular price $4.49 USDRegular priceSale price $4.49 USD -
Komatsu 09304-01250 Knob
Regular price $21.99 USDRegular priceSale price $21.99 USD -
Komatsu 09304-01240 Knob
Regular price $18.99 USDRegular priceSale price $18.99 USD -
Komatsu 04250-60847 Rod End
Regular price $42.47 USDRegular price$53.09 USDSale price $42.47 USDSale -
Komatsu 04121-21756 V-Belt
Regular price $61.49 USDRegular priceSale price $61.49 USD -
Komatsu 6136-31-2030 Piston Ring
Regular price $49.99 USDRegular priceSale price $49.99 USD -
Komatsu 6136-31-2012 Piston
Regular price $88.49 USDRegular priceSale price $88.49 USD -
Komatsu 6136-12-3220 Nozzle
Regular price $114.49 USDRegular priceSale price $114.49 USD -
Komatsu 600-813-3280 Starter
Regular price $902.99 USDRegular priceSale price $902.99 USD -
Komatsu 600-813-2610 Starter
Regular price $902.99 USDRegular priceSale price $902.99 USD
Collection: Komatsu D40F Parts
Komatsu D40F Parts from WQC Parts is organized to help buyers find aftermarket Komatsu replacement parts by machine model, part number, and application. Use this collection to review related parts, then confirm final fitment by checking the Komatsu part number, machine model, serial range, and component arrangement before ordering.
Komatsu D40F Parts Applications
Parts in this collection may support heavy equipment repair, maintenance, and uptime across construction, mining, quarry, road-building, utility, forestry, and fleet applications. Fitment can vary by serial range, installed arrangement, hydraulic configuration, engine arrangement, or attachment package.
How to Confirm Fitment
- Search by the original Komatsu part number when available.
- Compare dashed and non-dashed part-number formats.
- Confirm model, serial number, diagram position, and quantity.
- Contact WQC Parts with the part number, model, serial number, and photos when fitment is uncertain.
Why Choose WQC Parts?
WQC Parts focuses on WQ Certified aftermarket Komatsu parts, organized product data, and practical support for keeping heavy equipment working.