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Komatsu 6120-11-1130 Stud
Regular price $9.10 USDRegular priceSale price $9.10 USD -
Komatsu 6120-21-1710 Stud
Regular price $9.10 USDRegular priceSale price $9.10 USD -
Komatsu 6110-51-5320 Spring
Regular price $9.10 USDRegular priceSale price $9.10 USD -
Komatsu 6120-11-1151 Stud
Regular price $9.10 USDRegular priceSale price $9.10 USD -
Komatsu 6120-11-1150 Stud
Regular price $16.83 USDRegular priceSale price $16.83 USD -
Komatsu 6114-41-4510 Spring Seat Upper
Regular price $17.49 USDRegular priceSale price $17.49 USD -
Komatsu 6114-61-1340 Spacer
Regular price $29.45 USDRegular priceSale price $29.45 USD -
Komatsu 600-815-2680 Switch Relay
Regular price $83.11 USDRegular priceSale price $83.11 USD -
Komatsu 600-815-1281 Switch
Regular price $153.42 USDRegular priceSale price $153.42 USD -
Komatsu 600-815-1291 Thermo Switch
Regular price $153.42 USDRegular priceSale price $153.42 USD -
Komatsu 56D-15-12710 Spring, Wave
Regular price $14.83 USDRegular priceSale price $14.83 USD -
Komatsu 56D-15-12133 Spring - Current Version
Regular price $14.83 USDRegular priceSale price $14.83 USD -
Komatsu 56D-14-12710 Spring, Wave
Regular price $14.83 USDRegular priceSale price $14.83 USD -
Komatsu 600-815-1290 Thermo Switch
Regular price $153.42 USDRegular priceSale price $153.42 USD -
Komatsu 600-815-1280 Switch
Regular price $153.42 USDRegular priceSale price $153.42 USD -
Komatsu 6004202-1-10 Switch
Regular price $9.10 USDRegular priceSale price $9.10 USD -
Komatsu 56B-20-32110 Spider Assembly
Regular price $358.90 USDRegular price$448.63 USDSale price $358.90 USDSale -
Komatsu 599-44-14160 Switch
Regular price $166.79 USDRegular priceSale price $166.79 USD -
Komatsu 581-43-16350 Spring Washer
Regular price $0.40 USDRegular priceSale price $0.40 USD -
Komatsu 56B-06-15610 Switch
Regular price $289.99 USDRegular priceSale price $289.99 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.