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

Magnetic Assy 145-14-31620

Magnetic Assy

  • Part #: 145-14-31620
  • Weight: 0.99
View Part
Spring 145-14-12790

Spring

  • Part #: 145-14-12790
View Part
Valve Ass'y 145-15-00180

Valve Ass'y

  • Part #: 145-15-00180
View Part
Lock 145-15-31350

Lock

  • Part #: 145-15-31350
View Part
Gear 145-15-42110

Gear

  • Part #: 145-15-42110
View Part
Gear 145-15-42130

Gear

  • Part #: 145-15-42130
View Part
Sun Gear,d75s-5(1) 145-15-42140

Sun Gear,d75s-5(1)

  • Part #: 145-15-42140
View Part
Bushing 145-15-42190

Bushing

  • Part #: 145-15-42190
View Part
Carrier 145.15.42330

Carrier

  • Part #: 145.15.42330
  • Weight: 37.50
View Part
Gear, Planetary 145.15.42460

Gear, Planetary

  • Part #: 145.15.42460
  • Weight: 1.48
View Part
Shaft 145-15-42520

Shaft

  • Part #: 145-15-42520
  • Weight: 2.30
View Part
Shaft 145-15-42530

Shaft

  • Part #: 145-15-42530
  • Weight: 1.20
View Part
Ring Gear Fwd D75s-5 145-15-42621

Ring Gear Fwd D75s-5

  • Part #: 145-15-42621
View Part
Seal Ring 145-15-42810

Seal Ring

  • Part #: 145-15-42810
  • Weight: 0.10
View Part
Gear, Planetary 145-15-42440

Gear, Planetary

  • Part #: 145-15-42440
  • Weight: 1.07
View Part
Drum * 145-22-41210

Drum *

  • Part #: 145-22-41210
View Part
Gasket 145-27-11240

Gasket

  • Part #: 145-27-11240
View Part
Bearing 145-27-41221

Bearing

  • Part #: 145-27-41221
  • Weight: 6.60
View Part
Pinion 145-27-41240

Pinion

  • Part #: 145-27-41240
  • Weight: 17.60
View Part
Gear 145-27-41321

Gear

  • Part #: 145-27-41321
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