Komatsu PC120 Service Kits

Komatsu PC120 Service Kits is a supported WQC Parts hub because it already connects buyers to real product paths. Use this page to narrow from the broad Komatsu model or system into listed products, serial-aware collections, or specific component groups.

For the best result, start with the exact model and serial number, then choose the closest series, workgroup, product group, or part number shown below. Do not rely on description alone when a serial break, attachment arrangement, arm length, bucket linkage, or hydraulic configuration may change the correct part.

Use the Listed Product Links Below

The product links below are intended for buyers who already know the part number or can confirm the application. If fitment is uncertain, contact WQC Parts before ordering.

Before Ordering: Confirm the Machine and Serial Range

PC120 Service Kits parts can change by series, serial number break, regional arrangement, attachment package, and installed component group. Use this hub to narrow the path, but confirm the final part number against the machine serial number, parts book reference, or existing part stamping before ordering.

  • Best information to provide: machine model, serial number, current part number, component location, and a photo if available.
  • For pins, bushings, service kits, pumps, hydraulic parts, and engine components, similar descriptions may still represent different parts.
  • When you are unsure, use the quote path instead of guessing from a broad description.

Need help confirming a Komatsu part? Contact WQC Parts

Komatsu PC120 Service Kits are a focused subset of Komatsu parts used in hydraulic and mechanical repair work on Komatsu excavators. This machine-family hub helps customers research part numbers, identify stocked service kits, and request additional Komatsu service kits when needed.

Common PC120 Model Variants

  • PC120-3
  • PC120-5
  • PC120-5C
  • PC120-5K
  • PC120-5M
  • PC120-5S
  • PC120-5X
  • PC120-5Z
  • PC120-6
  • PC120-6E0
  • PC120-6E0-T2
  • PC120-6H
  • PC120-6J
  • PC120-6S
  • PC120-6Z
  • PC120-6Z-A1

Common Service Kit Applications

  • Service Kit,Bucket Cylinder
  • Service Kit,Boom Cylinder
  • Service Kit,Arm Cylinder
  • Service Kit
  • Service Kit,Travel Motor
  • Block Service Kit
  • Service Kit,Blade Cylinder

Service Kits We Stock

Additional Komatsu Service Kit Part Numbers Available by Request

  • TZ205B9000-00
  • TZ220B9000-00
  • 6731-21-1220
  • 6732-21-8111
  • 707-99-46230
  • TZ266B9000-00
  • TZ276B9000-00
  • 707-98-28610

Return to Komatsu Excavator Service Kits or the Komatsu Service Kits master hub.