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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.


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All Komatsu Parts

Spring 706-77-42050

Spring

  • Part #: 706-77-42050
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Shaft 706-77-42081

Shaft

  • Part #: 706-77-42081
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Retainer 706-77-42260

Retainer

  • Part #: 706-77-42260
  • Fits Machine(s): PC300LC-3
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Oil Seal 706-77-43950

Oil Seal

  • Part #: 706-77-43950
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Valve 706-77-72130

Valve

  • Part #: 706-77-72130
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Plate 706-77-91331

Plate

  • Part #: 706-77-91331
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Piston 706-77-91390

Piston

  • Part #: 706-77-91390
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Swing Motor Assy 706-7G-01220

Swing Motor Assy

  • Part #: 706-7G-01220
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Motor Assy 706-7H-01101

Motor Assy

  • Part #: 706-7H-01101
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Swing Motor Assy 706-7K-01170

Swing Motor Assy

  • Part #: 706-7K-01170
  • Fits Machine(s): PC400LC-7
  • Category(s): Swing Machinery
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Plate 706-7K-91340

Plate

  • Part #: 706-7K-91340
  • Weight: 3.00
  • Fits Machine(s): PC400LC-7L
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Disc 706-7K-91350

Disc

  • Part #: 706-7K-91350
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Pc400-3 Travel Motor 706-87-00101

Pc400-3 Travel Motor

  • Part #: 706-87-00101
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Pc400-3 Travel Motor 706-87-01202

Pc400-3 Travel Motor

  • Part #: 706-87-01202
  • Fits Machine(s): PC400-3, PC400LC-3
  • Category(s): Final Drives
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Block 706-87-40091

Block

  • Part #: 706-87-40091
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Piston 706-8J-41161

Piston

  • Part #: 706-8J-41161
  • Weight: 16.00
  • Fits Machine(s): PC400LC-7
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Retainer 706-8J-41260

Retainer

  • Part #: 706-8J-41260
  • Weight: 5.00
  • Fits Machine(s): PC400LC-7
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Shaft 706-8J-41280

Shaft

  • Part #: 706-8J-41280
  • Weight: 0.95
  • Fits Machine(s): PC400LC-7
  • Category(s): Final Drives
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Piston 706-8J-91110

Piston

  • Part #: 706-8J-91110
  • Weight: 20.35
  • Fits Machine(s): PC400LC-7L
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