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Caterpillar Heavy Equipment Parts

Caterpillar Heavy Equipment Parts

New Aftermarket, Used and Rebuilt Caterpillar Parts

AMS Parts prides itself on not only providing quality new, used and rebuilt Cat replacement parts but doing it at the lowest market price. When our customers feel good about a part purchase, we feel good, too. Our goal is to become your go-to Cat parts supplier by developing a relationship of trust, quality and savings. Caterpillar is known for its...more innovative equipment that increase both machine efficiency and operator productivity. Whether leading the industry with over 35 types of work tool attachments or their commitment to designing cleaner and quieter machines, Cat is one of the best in the business. As an owner of a Cat machine, we believe you care about efficiency and productivity, too. When it comes to purchasing parts, we're confident getting the best deal for your money is equally as important as the brand you've come to trust. Perhaps you need an undercarriage for one of Cat's excavators like the 374F L or a bucket for a 906H2 wheel loader? No matter what your parts need is, we can provide quality parts at a discount. 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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1-800-255-6253

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All Caterpillar Parts

Race 1M4120

Race

  • Part #: 1M4120
  • Weight: 0.50
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Carrier-planet 1M4153

Carrier-planet

  • Part #: 1M4153
  • Weight: 48.00
  • Fits Machine(s): 594, D9H, D9G, D8K, D8H, 594H
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Gear Ring 1M4155

Gear Ring

  • Part #: 1M4155
  • Weight: 24.40
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Gear, Ring 1M4156

Gear, Ring

  • Part #: 1M4156
  • Weight: 20.66
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Gear 1M4157

Gear

  • Part #: 1M4157
  • Weight: 2.39
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Gear-planet 1M4161

Gear-planet

  • Part #: 1M4161
  • Weight: 18.00
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Gear 1M4163

Gear

  • Part #: 1M4163
  • Weight: 6.10
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Shaft 1M4164

Shaft

  • Part #: 1M4164
  • Weight: 3.00
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Shaft Planetary 1M4167

Shaft Planetary

  • Part #: 1M4167
  • Weight: 2.60
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Ring 1M4169

Ring

  • Part #: 1M4169
  • Weight: 0.80
  • Fits Machine(s): 621G
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Cage 1M4171

Cage

  • Part #: 1M4171
  • Weight: 16.80
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Plate 1M4179

Plate

  • Part #: 1M4179
  • Weight: 0.10
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Dowel 1M4291

Dowel

  • Part #: 1M4291
  • Weight: 0.10
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Bearing 1M4459

Bearing

  • Part #: 1M4459
  • Weight: 0.10
  • Fits Machine(s): D6C, D6E SR, D6D, D6G SR, D6D SR, 583H
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Piston, Clutch 1M4486

Piston, Clutch

  • Part #: 1M4486
  • Weight: 15.40
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Grommet 1M4543

Grommet

  • Part #: 1M4543
  • Weight: 0.10
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Spring 1M4593

Spring

  • Part #: 1M4593
  • Weight: 2.13
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Bearing,eng. 0.030in=0. 1H3728

Bearing,eng. 0.030in=0.

  • Part #: 1H3728
  • Weight: 2.10
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Bearing,eng. 0.030in=0. 1H3731

Bearing,eng. 0.030in=0.

  • Part #: 1H3731
  • Weight: 2.30
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Pin Drawbar 1H4106

Pin Drawbar

  • Part #: 1H4106
  • Weight: 12.30
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Part Sales Account Executive