Komatsu Parts

Shop Komatsu parts online from WQC Parts, with more than 32,000 products organized for construction and heavy-equipment repairs. Browse aftermarket Komatsu parts and Komatsu replacement parts by machine type, component category and original part number, then use each product listing to confirm application and fitment before ordering.

Shop Komatsu parts by equipment

Shop Komatsu replacement parts by machine type, including excavators, bulldozers, wheel loaders and motor graders.

• Komatsu excavator parts
• Komatsu bulldozer parts
• Komatsu wheel loader parts
• Komatsu motor grader parts

Shop Komatsu parts by system and repair

Browse aftermarket Komatsu parts by major repair system, including engine, hydraulic and transmission components, pins and bushings, and service kits.

• Komatsu engine parts
• Komatsu hydraulic parts
• Komatsu transmission parts
• Komatsu pins & bushings
• Komatsu service kits

Choose the correct replacement part

A matching part number is the best starting point. Before ordering, compare the listed part number with your machine model, serial range, component location and any configuration notes shown on the product page. Similar descriptions do not guarantee interchangeability.

WQC Parts focuses this collection on parts buyers who are ready to compare products, pricing and fitment.