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Komatsu 6742-01-5309 Ring
Regular price $1.63 USDRegular priceSale price $1.63 USD -
Komatsu 6742-01-5201 Lubrication Oil Pump Kit
Regular price $316.07 USDRegular priceSale price $316.07 USD -
Komatsu 6743-21-4190 Gasket
Regular price $24.55 USDRegular priceSale price $24.55 USD -
Komatsu 6742-K1-1100 Gasket Kit, Cylinder Head
Regular price $316.89 USDRegular priceSale price $316.89 USD -
Komatsu 6742-01-5123 Shaft
Regular price $19.33 USDRegular priceSale price $19.33 USD -
Komatsu 6742-K2-1100 Gasket Kit, Cylinder Block
Regular price $633.82 USDRegular priceSale price $633.82 USD -
Komatsu 6742-01-5224 Seal
Regular price $5.94 USDRegular priceSale price $5.94 USD -
Komatsu 6742-01-5118 Seal
Regular price $4.97 USDRegular priceSale price $4.97 USD -
Komatsu 6742-01-5160 Bushing
Regular price $8.57 USDRegular priceSale price $8.57 USD -
Komatsu 6742-01-4010 Gasket
Regular price $13.19 USDRegular priceSale price $13.19 USD -
Komatsu 6736-29-1410 Cam No1 Bushing
Regular price $18.87 USDRegular priceSale price $18.87 USD -
Komatsu 6742-01-5158 Gasket
Regular price $15.34 USDRegular priceSale price $15.34 USD -
Komatsu 6736-29-8100 Main Metal Assembly
Regular price $150.47 USDRegular priceSale price $150.47 USD -
Komatsu 6736-28-8100 Main Metal Assembly
Regular price $175.40 USDRegular priceSale price $175.40 USD -
Komatsu 6736-26-8100 Main Metal Assembly
Regular price $123.28 USDRegular priceSale price $123.28 USD -
Komatsu 6736-21-4220 Rear Crank Seal Service Kit
Regular price $42.37 USDRegular priceSale price $42.37 USD -
Komatsu 6736-27-8100 Main Metal Assembly
Regular price $137.17 USDRegular priceSale price $137.17 USD -
Komatsu 6735-71-3821 Seal
Regular price $4.70 USDRegular priceSale price $4.70 USD -
Komatsu 6735-71-6610 Gasket
Regular price $7.58 USDRegular priceSale price $7.58 USD -
Komatsu 6735-61-6411 Gasket
Regular price $3.93 USDRegular priceSale price $3.93 USD
Collection: Komatsu D61EX Parts
Komatsu D61EX 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 D61EX 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.