Quick Search Quick Search
We are Here to Help! Call a Parts Expert!
Komatsu Heavy Equipment Parts

Komatsu Heavy Equipment Parts

New Aftermarket, Used and Rebuilt Komatsu Parts

AMS Parts is proud to be an industry leading supplier of new OEM surplus, used and rebuilt parts for Komatsu machines. Whether you're looking for a D31A dozer engine or an undercarriage for one of the newer PC290LC-10 excavators, we have you covered. Our goal is to become your go-to Komatsu parts supplier by developing a relationship of trust, qual...moreity and savings. Since its establishment in 1921, Komatsu has become the world's second largest supplier of earth moving equipment and they bring a wealth of experience, quality and trust to the construction equipment industry. As a Komatsu machine owner, it is important that you not only find the replacement part you're looking for, but also a quality part for an excellent price. Give us a call today and let's begin a relationship of trust, quality and savings! If we don't have a part in stock or don't carry it, we'll track it down for you at the best price possible.


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

Select Komatsu Machine Type

All Komatsu Parts

Counterweight 423-46-35121

Counterweight

  • Part #: 423-46-35121
  • Fits Machine(s): WA380-5L
View Part
Boom 423-70-31101

Boom

  • Part #: 423-70-31101
  • Fits Machine(s): WA380-5L
View Part
Strg & Switch Pump 705-51-30600

Strg & Switch Pump

  • Part #: 705-51-30600
  • Weight: 94.00
  • Fits Machine(s): WA380-5L
View Part
Steering Cylinder 707-00-07F80

Steering Cylinder

  • Part #: 707-00-07F80
  • Fits Machine(s): WA380-5L
  • Category(s): Hydraulic Cylinders
View Part
Boom Cylinder, Rh 707-01-0A800

Boom Cylinder, Rh

  • Part #: 707-01-0A800
  • Fits Machine(s): WA380-5L
View Part
Control Valve, 3 Spool 709-93-12200

Control Valve, 3 Spool

  • Part #: 709-93-12200
  • Fits Machine(s): WA380-5L
View Part
Boss 711-50-41531

Boss

  • Part #: 711-50-41531
  • Weight: 7.00
  • Fits Machine(s): WA380-5L
View Part
Pilot 711-50-51250

Pilot

  • Part #: 711-50-51250
  • Fits Machine(s): WA380-5L
View Part
Turbine 711-50-51520

Turbine

  • Part #: 711-50-51520
  • Weight: 4.60
  • Fits Machine(s): WA380-5L
View Part
Shim Assembly 714-07-00111

Shim Assembly

  • Part #: 714-07-00111
  • Fits Machine(s): WA380-5L
View Part
Plate, End 714-07-22610

Plate, End

  • Part #: 714-07-22610
  • Weight: 3.00
  • Fits Machine(s): WA380-5L
View Part
Shaft 714-07-23222

Shaft

  • Part #: 714-07-23222
  • Fits Machine(s): WA380-5L
View Part
Gear, Idle, 28t 714-07-26612

Gear, Idle, 28t

  • Part #: 714-07-26612
  • Weight: 4.30
  • Fits Machine(s): WA380-5L
View Part
Cage 714-07-28141

Cage

  • Part #: 714-07-28141
  • Weight: 10.90
  • Fits Machine(s): WA380-5L
View Part
Hub, Spline 714-07-28611

Hub, Spline

  • Part #: 714-07-28611
  • Weight: 10.90
  • Fits Machine(s): WA380-5L
View Part
Shaft & Cyl Assy, F&r 714-12-22111

Shaft & Cyl Assy, F&r

  • Part #: 714-12-22111
  • Fits Machine(s): WA380-5L
View Part
Shaft & Cyl Assy, 1st&4th 714-12-22121

Shaft & Cyl Assy, 1st&4th

  • Part #: 714-12-22121
  • Weight: 60.00
  • Fits Machine(s): WA380-5L
View Part
Gear, Reverse, 31t 714-12-22411

Gear, Reverse, 31t

  • Part #: 714-12-22411
  • Weight: 10.00
  • Fits Machine(s): WA380-5L
View Part
Gear, Forward, 40t 714-12-22421

Gear, Forward, 40t

  • Part #: 714-12-22421
  • Weight: 10.00
  • Fits Machine(s): WA380-5L
View Part
Gear, 1st, 26t 714-12-22431

Gear, 1st, 26t

  • Part #: 714-12-22431
  • Fits Machine(s): WA380-5L
View Part
We are Here to Help!
Don't see what you're looking for? New aftermarket, used and rebuilt options!

Need a little extra help? Give one of our friendly, knowledgeable parts experts a call and we'll have your machine back up and running in no time.

Call a Parts Expert!
Part Sales Account Executive