Komatsu Parts
25,000+ products
Shop aftermarket Komatsu parts from WQC Parts for heavy-equipment repair and maintenance. Browse by original part number and application. Check machine fitment before ordering.
Shop Komatsu parts by equipment
Browse replacement parts for these machine types:
- Komatsu excavator parts
- Komatsu bulldozer parts
- Komatsu wheel loader parts
- Komatsu motor grader parts
Shop Komatsu parts by system and repair
Find components and service kits for your repair:
- Komatsu engine parts
- Komatsu hydraulic parts
- Komatsu transmission parts
- Komatsu pins & bushings
- Komatsu service kits
Choose the correct replacement part
Start with the original part number. Before ordering, check the product listing against your machine and the part you need:
- Part number
- Machine model and serial range
- Component location
- Any configuration notes shown on the product page
Similar descriptions do not guarantee interchangeability.
Need help identifying the correct part?
Read the Komatsu Parts selection and fitment guide for model, serial and part-number checks before ordering.