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Caterpillar Undercarriages | Aftermarket New, Used and Rebuilt

Caterpillar Undercarriages

New Aftermarket, Used and Rebuilt Caterpillar Undercarriages

AMS can save you a lot on new aftermarket, used and rebuilt Caterpillar Undercarriages and related parts. We offer everything from attachments, final drives, undercarriages, engines, cylinders, cabs, pumps and much more for all makes and models of construction equipment. We have a national reach for all of our customers and provide parts to customers around the globe. To request a quote, simply give us a call or click the Get Quote button below and a parts specialist will reply with a quote in minutes.


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Select Caterpillar Undercarriages Machine Type

All Caterpillar Undercarriages

Idler Assy 226-4049

Idler Assy

  • Part #: 226-4049
  • Weight: 26.40
  • Fits Machine(s): 301.5
  • Category(s): Undercarriages
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Tla Salt D4h 227-9960

Tla Salt D4h

  • Part #: 227-9960
  • Weight: 840.40
  • Fits Machine(s): D5C LGP, D5C XL, D5C
  • Category(s): Undercarriages
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Tcr Assy D5h-6m 229-5446

Tcr Assy D5h-6m

  • Part #: 229-5446
  • Weight: 69.30
  • Fits Machine(s): D6M LGP, D6M XL, D6M
  • Category(s): Undercarriages
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Cap Assy, Idler 233-0368

Cap Assy, Idler

  • Part #: 233-0368
  • Weight: 3.00
  • Category(s): Undercarriages
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Cap Assy, Idler 233-0372

Cap Assy, Idler

  • Part #: 233-0372
  • Weight: 3.00
  • Category(s): Undercarriages
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Roller 234-6206

Roller

  • Part #: 234-6206
  • Weight: 13.00
  • Fits Machine(s): 302.5C
  • Category(s): Undercarriages
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Track Adj Grp 236-7890

Track Adj Grp

  • Part #: 236-7890
  • Weight: 138.85
  • Fits Machine(s): 963C
  • Category(s): Undercarriages
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Rubber Track 238-7664

Rubber Track

  • Part #: 238-7664
  • Weight: 288.00
  • Fits Machine(s): 277B
  • Category(s): Undercarriages
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Track Adjuster 239-4366

Track Adjuster

  • Part #: 239-4366
  • Weight: 297.62
  • Fits Machine(s): 324E
  • Category(s): Undercarriages
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Track Adjuster 239-4373

Track Adjuster

  • Part #: 239-4373
  • Weight: 114.40
  • Fits Machine(s): 320DL, 320D, 324D, 326D L, 324E LN, 324E L, 324E, 324D L, 324D LN
  • Category(s): Undercarriages
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Track Adj Grp 239-4387

Track Adj Grp

  • Part #: 239-4387
  • Weight: 298.00
  • Fits Machine(s): 315D L, 323E L, 323D LN, 320E LRR, 320E RR, 323D2 L, 321D LCR, 323D L, 320D2, 320D2 L, 320E L, 320E, 320D RR, 320D LN, 320D GC, 320D LRR, 320D L, 320D FM, 320D, 319D LN, 319D L, 319D, 318E L, 320DL
  • Category(s): Undercarriages
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Track Adj Grp 239-4388

Track Adj Grp

  • Part #: 239-4388
  • Weight: 298.00
  • Fits Machine(s): 315D L, 323D2 L, 320E LRR, 320E RR, 323E L, 323D LN, 321D LCR, 323D L, 320D2, 320D2 L, 320E L, 320E, 320D RR, 320D LN, 320D GC, 320D LRR, 320D L, 320D FM, 320D, 319D LN, 319D L, 319D, 318E L, 320DL
  • Category(s): Undercarriages
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Track Adjuster 239-4390

Track Adjuster

  • Part #: 239-4390
  • Weight: 73.00
  • Fits Machine(s): 315D L, 321D LCR, 323D LN, 320E L, 320E LRR, 323D2, 323D L, 320E RR, 320D2, 320E, 320D2 GC, 320D2 L, 320D RR, 320D LN, 320D GC, 320D LRR, 320D L, 320D FM, 320D, 319D LN, 319D L, 319D, 318E L, 320DL
  • Category(s): Undercarriages
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Spring Grp 239-4414

Spring Grp

  • Part #: 239-4414
  • Weight: 120.00
  • Fits Machine(s): 314C
  • Category(s): Undercarriages
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Track Adjuster 239-4418

Track Adjuster

  • Part #: 239-4418
  • Weight: 297.62
  • Fits Machine(s): 324D, 326D L, 324E LN, 324E L, 324E, 324D L, 324D LN
  • Category(s): Undercarriages
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Recoil Track Adjuster Group 2394389

Recoil Track Adjuster Group

  • Part #: 2394389
  • Weight: 290.00
  • Fits Machine(s): 315D L, 320E RR, 320E LRR, 323E L, 323D LN, 323D2 L, 323D L, 321D LCR, 320E, 320E L, 320D2, 320D2 L, 320D RR, 320D LN, 320D GC, 320D LRR, 320D L, 320D FM, 320D, 319D LN, 319D L, 319D, 318E L, 320DL, 320EL
  • Category(s): Undercarriages
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Idler Grp 305 241-5972

Idler Grp 305

  • Part #: 241-5972
  • Weight: 96.00
  • Fits Machine(s): 304CR
  • Category(s): Undercarriages
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Idler Grp D8n 244-1323

Idler Grp D8n

  • Part #: 244-1323
  • Weight: 793.65
  • Fits Machine(s): D8N
  • Category(s): Undercarriages
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Idler Grp D8n 244-1324

Idler Grp D8n

  • Part #: 244-1324
  • Weight: 685.30
  • Fits Machine(s): D8N
  • Category(s): Undercarriages
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S/f Rlr Grp 325 247-0565

S/f Rlr Grp 325

  • Part #: 247-0565
  • Weight: 96.40
  • Fits Machine(s): 324DL, 325DL HEAVY DUTY UC
  • Category(s): Undercarriages
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