Quick Search Quick Search
We are Here to Help! Call a Parts Expert!
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.


Our friendly parts specialist are standing by to assist you.
1-800-255-6253

Select Caterpillar Undercarriages Machine Type

All Caterpillar Undercarriages

Rear Sprocket Segments 6Y-2047

Rear Sprocket Segments

  • Part #: 6Y-2047
  • Weight: 40.00
  • Fits Machine(s): D3C LGP, D3C, D4C
  • Category(s): Undercarriages
View Part
Sprocket 325l-n 6Y4898

Sprocket 325l-n

  • Part #: 6Y4898
  • Weight: 136.00
  • Fits Machine(s): 323DS, 320S, 320BS, 320CS, 324DL, 325B, 325C, 325DL, 325D, 325CL, 325L, 325BLN, 325BL, 325N, 325LN, 325B L, 325, E325
  • Category(s): Undercarriages
View Part
Adapter, Sprk 6Y5499

Adapter, Sprk

  • Part #: 6Y5499
  • Weight: 15.10
  • Category(s): Undercarriages
View Part
Nut, Track 20mm 79035816

Nut, Track 20mm

  • Part #: 79035816
  • Weight: 0.18
  • Fits Machine(s): 315BL, 250GLC, 270LC, SK260LC-8, D65EX-15, D85P-18, MD300B, MD300BLC
  • Category(s): Undercarriages
View Part
Nut, Track D9l 7G0343

Nut, Track D9l

  • Part #: 7G0343
  • Weight: 0.60
  • Category(s): Undercarriages
View Part
Cat Nut-sprocket 7H3609

Cat Nut-sprocket

  • Part #: 7H3609
  • Weight: 0.21
  • Fits Machine(s): D9T
  • Category(s): Undercarriages
View Part
Track Adj Grp 7I7709

Track Adj Grp

  • Part #: 7I7709
  • Weight: 295.00
  • Fits Machine(s): 322, 322B LN, 322B L, 322 FM L, 322 LN, 322BL, 322B, 322L
  • Category(s): Undercarriages
View Part
Track Adj Grp 7I7710

Track Adj Grp

  • Part #: 7I7710
  • Weight: 273.00
  • Fits Machine(s): 322 FM L, 322B LN, 322B L, 322 LN, 322, 322BL, 322B, 322L
  • Category(s): Undercarriages
View Part
Cat Track Nut 7K2017

Cat Track Nut

  • Part #: 7K2017
  • Weight: 0.10
  • Fits Machine(s): 550G LT, 855C, D3C LGP, D3G XL, 455D, 550H LT
  • Category(s): Undercarriages
View Part
Bolt, Sprocket 7X2575

Bolt, Sprocket

  • Part #: 7X2575
  • Weight: 0.66
  • Fits Machine(s): 345BL2
  • Category(s): Undercarriages
View Part
Cat Top Roller 8E5600

Cat Top Roller

  • Part #: 8E5600
  • Weight: 33.80
  • Fits Machine(s): 315B, 315, 315C, E200B, 320E, 318B, 315BL, 315L, 315CL, 317N, 317, 317BL, 317BLN, 318BL, 318BN, 318C, 319DL, 319DLN, 320D, 320B, 320BN, 320C, 320DL HEAVY DUTY UC, 320CL, 320DL, 320L, 320BL, 321DL, 321C, 321CL, 321D, 322N, 322, 322B, 322C, 322BL, 322L, 322CL, 322LN, 322BLN, 323DL, 323D, 324D, 324DL, EL200B, E320
  • Category(s): Undercarriages
View Part
Caterpillar Retainer 8E6259

Caterpillar Retainer

  • Part #: 8E6259
  • Weight: 0.05
  • Fits Machine(s): 215, 311, 311D LRR, 311B, 312D2, 312D, 312C, 311F LRR, 312D2 GC, 312D L, 312C L, 312B, 311C, 308E, 308E2 CR, 308E SR, 308E CR, 308D, 308C, 307E, 307D, 307C, 307B, 307, 306E, 306, 305.5E, 215B, 235D
  • Category(s): Undercarriages
View Part
Tla Salt D6h-r 8E9037

Tla Salt D6h-r

  • Part #: 8E9037
  • Weight: 1750.00
  • Category(s): Undercarriages
View Part
Caterpillar Nut 8J-2933

Caterpillar Nut

  • Part #: 8J-2933
  • Weight: 0.20
  • Category(s): Undercarriages
View Part
Caterpillar Bolt 8J-2928

Caterpillar Bolt

  • Part #: 8J-2928
  • Weight: 1.00
  • Category(s): Undercarriages
View Part
Bolt 8T-0207

Bolt

  • Part #: 8T-0207
  • Weight: 0.50
  • Fits Machine(s): 250GLC, 550H LT
  • Category(s): Undercarriages
View Part
Bolt 8T-0281

Bolt

  • Part #: 8T-0281
  • Category(s): Undercarriages
View Part
Bolt 8T0357

Bolt

  • Part #: 8T0357
  • Weight: 0.30
  • Fits Machine(s): EX120-3, 120C
  • Category(s): Undercarriages
View Part
Nut 8T1583

Nut

  • Part #: 8T1583
  • Category(s): Undercarriages
View Part
Washer Hard 8T3282

Washer Hard

  • Part #: 8T3282
  • Weight: 8.00
  • Category(s): Undercarriages
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