Komatsu 21K-70-71311 Bushing

Komatsu 21K-70-71311 Bushing

Komatsu 21K-70-71311 Bushing is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for pivot, linkage, and work equipment applications where the part number, machine model, and serial range match the required application.

Part Information

• Komatsu part number: 21K-70-71311
• WQC SKU: KM-21K-70-71311
• Product type: Bushing

Common machine models include: PC138US, PC160LC, PC170LC, PC180LC, PC180NLC, PC190LC, PC190NLC, PC195LC, PW160, PW180.

Reported serial ranges include: 20001-24509 (FOR EU), 24510-UP (EU SPEC.), 24510-UP, 10001-UP (FOR NORTH AMERICA), 10001-UP (OVERSEAS VERSION), B20001 AND UP, 25001-UP, C20001-UP.

Reported category/application areas: EXCAVATORS.

Fitment Notes

Always confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.

Why Buy from WQC Parts?

• Aftermarket Komatsu replacement parts organized by part number and product type.
• Support for fitment review using machine model, serial number, and photos when needed.
• Competitive pricing for repair shops, equipment owners, and fleet maintenance teams.
• Reliable sourcing focused on reducing downtime and keeping machines working.

If you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.

Heavy equipment parts for Canada: WQC Parts supplies aftermarket Komatsu and heavy equipment parts to Canadian buyers from the United States. Availability, freight, import duties, customs brokerage, GST/HST, and delivery timing are confirmed at quote or checkout.