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Komatsu Undercarriages | Aftermarket New, Used and Rebuilt

Komatsu Undercarriages

New Aftermarket, Used and Rebuilt Komatsu Undercarriages

AMS can save you a lot on new aftermarket, used and rebuilt Komatsu 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 Komatsu Undercarriages Machine Type

All Komatsu Undercarriages

Recoil Spring 207-30-54141

Recoil Spring

  • Part #: 207-30-54141
  • Weight: 232.25
  • Fits Machine(s): PC300-5, PC300-6, PC300LC-5, PC380LC-6, PC400-5, PC400HD-6LK, PC400LC-5, PC400LC-6LC, PC400LC-6LK, PC400LC-6, PC450-6, PC450LC-6
  • Category(s): Undercarriages
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Sprkt Pc490lc 208-27-41110

Sprkt Pc490lc

  • Part #: 208-27-41110
  • Weight: 138.60
  • Fits Machine(s): PC490LC-10
  • Category(s): Undercarriages
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Idler Group 208-30-00070

Idler Group

  • Part #: 208-30-00070
  • Weight: 575.00
  • Fits Machine(s): PC400-3, PC400LC-3
  • Category(s): Undercarriages
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Adj Pc400lc-7 208-30-00130

Adj Pc400lc-7

  • Part #: 208-30-00130
  • Weight: 782.64
  • Fits Machine(s): PC450LC-8
  • Category(s): Undercarriages
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Idler Grp Pc300 208-30-00200

Idler Grp Pc300

  • Part #: 208-30-00200
  • Weight: 544.00
  • Fits Machine(s): PC400-5, PC400LC-5
  • Category(s): Undercarriages
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Idler Group 208-30-00452

Idler Group

  • Part #: 208-30-00452
  • Weight: 693.00
  • Fits Machine(s): PC490LC-10, PC490LC-11
  • Category(s): Undercarriages
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Recoil Spring 208-30-54140

Recoil Spring

  • Part #: 208-30-54140
  • Weight: 327.40
  • Fits Machine(s): PC300-5, PC300-6, PC300LC-5, PC380LC-6, PC400-5, PC400HD-6LK, PC400LC-5, PC400LC-6LC, PC400LC-6LK, PC400LC-6, PC450-6, PC450LC-6
  • Category(s): Undercarriages
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Spring Recoil 208-30-74140

Spring Recoil

  • Part #: 208-30-74140
  • Weight: 315.00
  • Fits Machine(s): PC390LC-10, PC400-7
  • Category(s): Undercarriages
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Tla Pc490lc-10 208-32-00610

Tla Pc490lc-10

  • Part #: 208-32-00610
  • Weight: 2407.83
  • Fits Machine(s): PC490LC-10
  • Category(s): Undercarriages
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Idler Group 20M-30-31100

Idler Group

  • Part #: 20M-30-31100
  • Weight: 26.40
  • Fits Machine(s): PC05-5, PC05-6
  • Category(s): Undercarriages
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Roller, In Flan 20M-30-81703

Roller, In Flan

  • Part #: 20M-30-81703
  • Weight: 7.26
  • Fits Machine(s): PC15R-8
  • Category(s): Undercarriages
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Sprocket 20N-27-41510

Sprocket

  • Part #: 20N-27-41510
  • Weight: 20.51
  • Fits Machine(s): PC20-7
  • Category(s): Undercarriages
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Roller Pc25 20N-30-00026

Roller Pc25

  • Part #: 20N-30-00026
  • Fits Machine(s): PC15-3, PC20-7
  • Category(s): Undercarriages
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Jd35 Top Roller 20N-30-71200

Jd35 Top Roller

  • Part #: 20N-30-71200
  • Weight: 5.96
  • Fits Machine(s): PC27R-8
  • Category(s): Undercarriages
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Sprocket Sk30 20P-27-71110

Sprocket Sk30

  • Part #: 20P-27-71110
  • Weight: 23.75
  • Fits Machine(s): PC20-7
  • Category(s): Undercarriages
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Sprocket Sk30 20P-27-71115

Sprocket Sk30

  • Part #: 20P-27-71115
  • Weight: 23.75
  • Fits Machine(s): PC20-7
  • Category(s): Undercarriages
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Idler Pc20/25 20P-30-81300

Idler Pc20/25

  • Part #: 20P-30-81300
  • Weight: 44.09
  • Fits Machine(s): PC28UU-1
  • Category(s): Undercarriages
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Sprocket 20S-27-33111

Sprocket

  • Part #: 20S-27-33111
  • Weight: 26.47
  • Fits Machine(s): PC35R-8
  • Category(s): Undercarriages
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Roller Pc25 20S-30-00021

Roller Pc25

  • Part #: 20S-30-00021
  • Weight: 14.00
  • Fits Machine(s): PC30-7
  • Category(s): Undercarriages
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Roller S/f 20T-30-00041

Roller S/f

  • Part #: 20T-30-00041
  • Weight: 22.00
  • Fits Machine(s): PC38UU-1, PC50UU-1
  • Category(s): Undercarriages
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