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Komatsu 6150-21-8130 Main Crank. Bearing
Regular price $182.99 USDRegular priceSale price $182.99 USD -
Komatsu Ym129900-23910 Metal
Regular price $23.49 USDRegular priceSale price $23.49 USD -
Komatsu Ym129100-23100 Metal
Regular price $19.99 USDRegular price$24.99 USDSale price $19.99 USDSale -
Komatsu Ym129100-23910 Metal
Regular price $17.59 USDRegular priceSale price $17.59 USD -
Komatsu Ym129350-23100 Metal
Regular price $19.99 USDRegular price$24.99 USDSale price $19.99 USDSale -
Komatsu 1240523H91 Main Bearing
Regular price $96.99 USDRegular priceSale price $96.99 USD -
Komatsu 144-870-1212 Roller Bearing
Regular price $243.99 USDRegular priceSale price $243.99 USD -
Komatsu 6150-21-8110 Main Crank. Bearing
Regular price $157.49 USDRegular priceSale price $157.49 USD -
Komatsu 206-25-41111 Swing Circle Bearing
Regular price $4,053.99 USDRegular priceSale price $4,053.99 USD -
Komatsu 3802010 Main Bearing
Regular price $96.99 USDRegular priceSale price $96.99 USD -
Komatsu Ymr000103 Metal
Regular price $19.99 USDRegular price$24.99 USDSale price $19.99 USDSale -
Komatsu 6731-26-8410 Crankshaft Thrust Bearing
Regular price $123.28 USDRegular priceSale price $123.28 USD -
Komatsu 6731-27-8310 Crankshaft Thrust Bearing
Regular price $208.63 USDRegular priceSale price $208.63 USD -
Komatsu 6731-28-8410 Crankshaft Thrust Bearing
Regular price $175.40 USDRegular priceSale price $175.40 USD -
Komatsu 6731-29-8310 Crankshaft Thrust Bearing
Regular price $150.47 USDRegular priceSale price $150.47 USD -
Komatsu 6731-28-8310 Crankshaft Thrust Bearing
Regular price $175.40 USDRegular priceSale price $175.40 USD -
Komatsu 6732-26-8100 Main Bearing Assembly
Regular price $151.28 USDRegular priceSale price $151.28 USD -
Komatsu 6732-27-8100 Main Bearing Assembly
Regular price $175.40 USDRegular priceSale price $175.40 USD -
Komatsu 6732-25-8100 Main Bearing Assembly
Regular price $123.28 USDRegular priceSale price $123.28 USD -
Komatsu 6732-28-8100 Main Bearing Assembly
Regular price $150.47 USDRegular priceSale price $150.47 USD
Collection: KOMATSU BEARINGS
KOMATSU BEARINGS
Bearings are critical load-bearing components within Komatsu construction and mining equipment. They support rotational movement, reduce friction, and maintain precise alignment under heavy load conditions. WQC Parts supplies high-quality aftermarket komatsu bearings engineered for durability, dimensional accuracy, and dependable performance in severe-duty applications.
Applications in Komatsu Equipment
Komatsu machines operate under continuous stress in environments such as quarry operations, mining sites, heavy civil construction, and high-hour production fleets. Properly manufactured bearings help protect shafts, housings, and rotating assemblies from premature wear and misalignment.
Why Bearing Quality Matters
- Maintains proper shaft alignment
- Reduces friction and heat generation
- Supports radial and axial loads
- Extends component service life
- Prevents catastrophic drivetrain or engine failure
Inferior bearings can result in vibration, overheating, excessive clearance, and accelerated damage to surrounding components. Using precision-fit aftermarket bearings helps preserve equipment uptime and protect long-term investment.
Built for Severe-Duty Conditions
Komatsu equipment frequently operates in abrasive, high-impact, and high-load environments. Our aftermarket bearings are selected to meet strict dimensional and material standards, helping ensure proper fitment and resistance to deformation under load.
Why Choose WQC Parts?
- Aftermarket components selected for heavy equipment applications
- Competitive pricing
- Technical fitment support
- Fast and reliable fulfillment
Browse our selection below or contact WQC Parts for assistance identifying the correct replacement bearing for your Komatsu machine.