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

Gear 56D-22-17161

Gear

  • Part #: 56D-22-17161
  • Fits Machine(s): HM300-1
View Part
Bushing, Differential 56D-22-17170

Bushing, Differential

  • Part #: 56D-22-17170
  • Fits Machine(s): HM300-1
View Part
Case, Differential 56D-22-18111

Case, Differential

  • Part #: 56D-22-18111
  • Fits Machine(s): HM300-1
View Part
Cover, Diff 56D-22-18121

Cover, Diff

  • Part #: 56D-22-18121
  • Fits Machine(s): HM300-1
View Part
Coupling, Diff 56D-27-11231

Coupling, Diff

  • Part #: 56D-27-11231
  • Fits Machine(s): HM300-1
View Part
Cage, Differential 56D-27-11351

Cage, Differential

  • Part #: 56D-27-11351
  • Fits Machine(s): HM300-1
View Part
Shaft, Differential 56D-27-11410

Shaft, Differential

  • Part #: 56D-27-11410
  • Fits Machine(s): HM300-1
View Part
Pinion & Ring Gear 56D-27-11500

Pinion & Ring Gear

  • Part #: 56D-27-11500
  • Fits Machine(s): HM300-1
View Part
Cover, Diff 56D-27-11881

Cover, Diff

  • Part #: 56D-27-11881
  • Weight: 12.00
  • Fits Machine(s): HM300-1
View Part
Final Drive 56D-27-12005

Final Drive

  • Part #: 56D-27-12005
  • Fits Machine(s): HM300-1
  • Category(s): Final Drives
View Part
Housing, Differential 56D-27-13112

Housing, Differential

  • Part #: 56D-27-13112
  • Fits Machine(s): HM300-1
View Part
Cover, Diff 56D-27-13161

Cover, Diff

  • Part #: 56D-27-13161
  • Fits Machine(s): HM300-1
View Part
Cover, Diff 56D-27-19621

Cover, Diff

  • Part #: 56D-27-19621
  • Fits Machine(s): HM300-1
View Part
Front Differential 56D-27-21001

Front Differential

  • Part #: 56D-27-21001
  • Fits Machine(s): HM300-1
  • Category(s): Axles & Drivetrains
View Part
56d-83-14130 56D-83-14130

56d-83-14130

  • Part #: 56D-83-14130
  • Fits Machine(s): HM300-1
  • Category(s): Other
View Part
56d-83-14131 56D-83-14131

56d-83-14131

  • Part #: 56D-83-14131
  • Fits Machine(s): HM300-1
  • Category(s): Other
View Part
Axle Shaft, Center & Rear 56D-22-12412

Axle Shaft, Center & Rear

  • Part #: 56D-22-12412
  • Weight: 49.00
  • Fits Machine(s): HM300-1, HM300-2
View Part
Final Drive Assembly, Rear 56D-22-15000

Final Drive Assembly, Rear

  • Part #: 56D-22-15000
  • Weight: 1400.00
  • Fits Machine(s): HM300-1, HM300-2
  • Category(s): Final Drives
View Part
Differential, Center 56D-23-21001

Differential, Center

  • Part #: 56D-23-21001
  • Weight: 630.00
  • Fits Machine(s): HM300-1, HM300-2
View Part
Center Axle Housing 56D-23-23121

Center Axle Housing

  • Part #: 56D-23-23121
  • Fits Machine(s): HM300-1, HM300-2
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