Quick Search Quick Search
We are Here to Help! Call a Parts Expert!
Komatsu Excavator Parts | Aftermarket New, Used and Rebuilt

Komatsu Excavator Replacement Parts

New Aftermarket, Used and Rebuilt Komatsu Excavator Parts

As a leading supplier of Komatsu excavator new aftermarket, used and rebuilt replacements parts, you've come to a right place and we would be honored to serve you. Komatsu makes great, reliable machines, but even the most reliable machines breakdown and require maintenance and repair. This is where AMS Construction Parts comes in. Whether you have ...morea PC100-5, PC300LC-3 or perhaps a PC850-8 we can get your machine back up and running quickly through excellent customer service, fast shipments and we can even cut your costs by selling at the lowest market price. From an undercarriage to final drive to complete cabs and new aftermarket tracks, we have you covered. Give us a call today and let's discuss how we can best serve you.


Our friendly parts specialist are standing by to assist you.
1-800-255-6253

Select Excavator Model

Show All
Don't see your machine?

Select Komatsu Excavator Parts Category

All Komatsu Excavator Parts

*Sample Image Shown
Recoil Spring 20Y-30-12110

Recoil Spring

  • Part #: 20Y-30-12110
  • Weight: 121.25
  • Fits Machine(s): PC150LC-6, PC200-5, PC200-6, PC200-7, PC200-8, PC200LC-5, PC200LC-7, PC200Z-6LE, PC210-6, PC210LC-6, PC220-6, PC220LC-6, PC100-6L
  • Category(s): Undercarriages
View Part
*Sample Image Shown
Link, Pc300 207-70-33120

Link, Pc300

  • Part #: 207-70-33120
  • Weight: 84.00
  • Fits Machine(s): PC300LC-8
  • Category(s): Booms & Stick Components
View Part
*Sample Image Shown
Bushing 207-70-32150

Bushing

  • Part #: 207-70-32150
  • Weight: 3.66
  • Fits Machine(s): PC300, PC360, PC350
View Part
*Sample Image Shown
Recoil & Adjuster Assembly 207-30-68500

Recoil & Adjuster Assembly

  • Part #: 207-30-68500
  • Weight: 610.00
  • Fits Machine(s): PC300-6
  • Category(s): Undercarriages
View Part
*Sample Image Shown
Pin,bkt Link 206-70-53140

Pin,bkt Link

  • Part #: 206-70-53140
  • Weight: 36.50
  • Fits Machine(s): PC220-3, PC220-5C, PC220-5, PC220-6, PC220-7, PC220LC-3, PC220LC-5, PC220LC-6, PC220LC-7, PC230LC-6, PC230LC-7
View Part
*Sample Image Shown
Komatsu Pin 205-70-73270

Komatsu Pin

  • Part #: 205-70-73270
  • Weight: 47.00
  • Fits Machine(s): PC200-8, PC200LC-8, PC228USLC-8, PC270-8, PC270LC-8, PC360LC-11
View Part
*Sample Image Shown
Link 205-70-73130

Link

  • Part #: 205-70-73130
  • Weight: 56.00
  • Fits Machine(s): PC200LC-8
  • Category(s): Booms & Stick Components
View Part
*Sample Image Shown
Bushing, Stick 205-70-72130

Bushing, Stick

  • Part #: 205-70-72130
  • Weight: 4.40
  • Fits Machine(s): PC200
View Part
*Sample Image Shown
Chain Guide 205-30-71242

Chain Guide

  • Part #: 205-30-71242
  • Weight: 57.00
  • Fits Machine(s): PC200-3, PC200LC-3
  • Category(s): Undercarriages
View Part
*Sample Image Shown
Spring 203-30-66250

Spring

  • Part #: 203-30-66250
  • Weight: 57.00
  • Fits Machine(s): PC100-6, PC120-5, PC120-6, PC128US-2, PC128USLC-1, PC128UU-1, PC130-6
View Part
*Sample Image Shown
Link R/h W/bh 202-70-64131

Link R/h W/bh

  • Part #: 202-70-64131
  • Weight: 34.00
  • Fits Machine(s): PC120-6
  • Category(s): Booms & Stick Components
View Part
Bucket Cylinder 21N-63-02060

Bucket Cylinder

  • Part #: 21N-63-02060
  • Fits Machine(s): PC1000SE-1
  • Category(s): Hydraulic Cylinders
View Part
Drive Motor Only 842010082

Drive Motor Only

  • Part #: 842010082
  • Fits Machine(s): PC10-7, PC20-7, PC28UU-2
  • Category(s): Final Drives
View Part
Drive Motor Only 842010094

Drive Motor Only

  • Part #: 842010094
  • Fits Machine(s): PC10-7, PC20-7, PC28UU-2
  • Category(s): Final Drives
View Part
Drive Motor Only 842010102

Drive Motor Only

  • Part #: 842010102
  • Fits Machine(s): PC10-7, PC20-7, PC28UU-2
  • Category(s): Final Drives
View Part
Hydraulic Pump Assy 704-24-24420

Hydraulic Pump Assy

  • Part #: 704-24-24420
  • Weight: 10.80
  • Fits Machine(s): PC100, PC210, PC150LGP, PC220, PC200, PC128UU, PC100N, PC130, PC120, PC100L
  • Category(s): Hydraulic Pumps
View Part
Compressor 203-979-6831

Compressor

  • Part #: 203-979-6831
  • Weight: 15.40
  • Fits Machine(s): PC100, PC200, PC400, PC130, PC120
View Part
Idler Group 202-30-00016

Idler Group

  • Part #: 202-30-00016
  • Fits Machine(s): PC100-2, PC120-2
  • Category(s): Undercarriages
View Part
Complete Final Drive (planetary/travel Drive) with Motor 202-60-00100

Complete Final Drive (planetary/travel Drive) with Motor

  • Part #: 202-60-00100
  • Fits Machine(s): PC100-2
  • Category(s): Final Drives
View Part
Complete Final Drive (planetary/travel Drive) with Motor 202-60-51101

Complete Final Drive (planetary/travel Drive) with Motor

  • Part #: 202-60-51101
  • Fits Machine(s): PC100-3
  • Category(s): Final Drives
View Part