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

Carrier 56B-27-11730

Carrier

  • Part #: 56B-27-11730
  • Fits Machine(s): HM400-1
View Part
Carrier 56B-27-11731

Carrier

  • Part #: 56B-27-11731
  • Fits Machine(s): HM400-1
View Part
Shaft 56B-27-11740

Shaft

  • Part #: 56B-27-11740
  • Weight: 9.00
  • Fits Machine(s): HM400-1
View Part
Shaft 56B-27-11860

Shaft

  • Part #: 56B-27-11860
  • Fits Machine(s): HM400-1
View Part
Final Drive & Brake Assy, Frt 56B-27-12005

Final Drive & Brake Assy, Frt

  • Part #: 56B-27-12005
  • Weight: 1240.00
  • Fits Machine(s): HM400-1
  • Category(s): Final Drives
View Part
Hub 56B-27-12810

Hub

  • Part #: 56B-27-12810
  • Fits Machine(s): HM400-1
View Part
Housing, Case 56B-27-13115

Housing, Case

  • Part #: 56B-27-13115
  • Fits Machine(s): HM400-1
View Part
Cover 56B-27-13165

Cover

  • Part #: 56B-27-13165
  • Fits Machine(s): HM400-1
View Part
Tube 56B-27-19674

Tube

  • Part #: 56B-27-19674
  • Fits Machine(s): HM400-1
View Part
Rim - For 29.5 X 25 Size Tire 56B-30-11500

Rim - For 29.5 X 25 Size Tire

  • Part #: 56B-30-11500
  • Weight: 606.00
  • Fits Machine(s): HM400-1
View Part
Cylinder 56B-33-11114

Cylinder

  • Part #: 56B-33-11114
  • Fits Machine(s): HM400-1
View Part
Gear 56B-33-11213

Gear

  • Part #: 56B-33-11213
  • Fits Machine(s): HM400-1
View Part
Retainer 56B-33-11331

Retainer

  • Part #: 56B-33-11331
  • Fits Machine(s): HM400-1
View Part
Rubber Spring, Rear 56B-50-12316

Rubber Spring, Rear

  • Part #: 56B-50-12316
  • Fits Machine(s): HM400-1
View Part
Suspension Cylinder, Rear 56B-50-14000

Suspension Cylinder, Rear

  • Part #: 56B-50-14000
  • Fits Machine(s): HM400-1
  • Category(s): Hydraulic Cylinders
View Part
Right Cab Door 56B-54-14501

Right Cab Door

  • Part #: 56B-54-14501
  • Fits Machine(s): HM400-1
View Part
Tailgate 56B-83-14200-5764

Tailgate

  • Part #: 56B-83-14200-5764
  • Fits Machine(s): HM400-1
View Part
Tailgate 56B-83-14200

Tailgate

  • Part #: 56B-83-14200
  • Fits Machine(s): HM400-1
View Part
Fuel Tank 56C-04-11101

Fuel Tank

  • Part #: 56C-04-11101
  • Fits Machine(s): HM400-1
View Part
Hydraulic Pump Assembly 705-34-40340

Hydraulic Pump Assembly

  • Part #: 705-34-40340
  • Fits Machine(s): HM400-1
  • Category(s): Hydraulic Pumps
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