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Heavy Equipment Undercarriages

Undercarriages for Heavy Equipment

Aftermarket new, used, rebuilt Undercarriages

Are you looking for quality branded Korean and Italian Undercarriage parts that will save you piles of cash from your OEM dealer? We provide track chain assemblies, top and bottom rollers, idlers, track shoes (track pads), sprockets, track adjusters and more. We offer a 3 year 4,000 hour warranty on our products and can offer free freight in most situations. With manufacturers located all over the USA and Canada we're able to ship parts to our customers quickly. We also export to parts of Central and South America as well as Africa.


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Idler Wheel 37B-22-11830

Idler Wheel

  • Part #: 37B-22-11830
  • Fits Machine(s): CK30-1
  • Category(s): Undercarriages
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Outer Sprocket Sleeve 37C-22-11870

Outer Sprocket Sleeve

  • Part #: 37C-22-11870
  • Weight: 0.22
  • Fits Machine(s): CK30-1, CK35-1
  • Category(s): Undercarriages
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Idler Wheel 37C-22-12011

Idler Wheel

  • Part #: 37C-22-12011
  • Fits Machine(s): CK30
  • Category(s): Undercarriages
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Rtc00507zz-wi RTC00507ZZ-WI

Rtc00507zz-wi

  • Part #: RTC00507ZZ-WI
  • Weight: 560.00
  • Fits Machine(s): CK35-1
  • Category(s): Undercarriages
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37c-22-11830 37C-22-11830

37c-22-11830

  • Part #: 37C-22-11830
  • Weight: 0.22
  • Fits Machine(s): CK35-1
  • Category(s): Undercarriages
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11y-30-00041 11Y-30-00041

11y-30-00041

  • Part #: 11Y-30-00041
  • Weight: 63.80
  • Category(s): Undercarriages
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D/f Rlr Grp D31 KM389

D/f Rlr Grp D31

  • Part #: KM389
  • Weight: 63.80
  • Category(s): Undercarriages
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Nut, Segment KM228

Nut, Segment

  • Part #: KM228
  • Weight: 0.15
  • Fits Machine(s): D135A-1, D135A-2, D275A-2, D275AX-5, D355A-3, D355A-5, D355A-1, D355C-3
  • Category(s): Undercarriages
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0180302430 180302430

0180302430

  • Part #: 180302430
  • Weight: 0.15
  • Fits Machine(s): D155A-3
  • Category(s): Undercarriages
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Recoil Spring Assembly 17A-30-43470

Recoil Spring Assembly

  • Part #: 17A-30-43470
  • Fits Machine(s): D155AX-6
  • Category(s): Undercarriages
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Top Roller 103-30-00130

Top Roller

  • Part #: 103-30-00130
  • Fits Machine(s): D20P-6
  • Category(s): Undercarriages
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Track Adjuster Seal Kit KM-BD-909036

Track Adjuster Seal Kit

  • Part #: KM-BD-909036
  • Fits Machine(s): D20P-7, D21P-6
  • Category(s): Undercarriages
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Recoil Spring Assembly 101-30-21192

Recoil Spring Assembly

  • Part #: 101-30-21192
  • Fits Machine(s): D21A
  • Category(s): Undercarriages
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Rockguard 104-30-22132

Rockguard

  • Part #: 104-30-22132
  • Fits Machine(s): D21P-7
  • Category(s): Undercarriages
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Rockguard 104-30-22142

Rockguard

  • Part #: 104-30-22142
  • Fits Machine(s): D21P-7
  • Category(s): Undercarriages
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Kr50071721 KR50071721

Kr50071721

  • Part #: KR50071721
  • Weight: 835.00
  • Fits Machine(s): D21P-8
  • Category(s): Undercarriages
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Rt507172kd-wi RT507172KD-WI

Rt507172kd-wi

  • Part #: RT507172KD-WI
  • Weight: 835.00
  • Fits Machine(s): D21P-8
  • Category(s): Undercarriages
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Cylinder Lh 113-30-34230X

Cylinder Lh

  • Part #: 113-30-34230X
  • Weight: 34.00
  • Fits Machine(s): D31A-16, D31A-17, D31E-18, D31P-16, D31P-17, D31P-18, D31S-16, D31S-17, D37E-1, D37E-2, D37P-1, D37P-2
  • Category(s): Undercarriages
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Cylinder Rh 113-30-34240X

Cylinder Rh

  • Part #: 113-30-34240X
  • Weight: 34.00
  • Fits Machine(s): D31A-16, D31A-17, D31E-18, D31P-16, D31P-17, D31P-18, D31S-16, D31S-17, D37E-1, D37E-2, D37P-1, D37P-2
  • Category(s): Undercarriages
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Top Roller KM574

Top Roller

  • Part #: KM574
  • Fits Machine(s): D30A-12, D30S-15, D31S-16, D37E, D31P-16, D31A-15, D31A-16
  • Category(s): Undercarriages
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