Quality Aftermarket Caterpillar ®, Komatsu ® and Volvo ® Replacement Parts



Undercarriage parts are usually the most expensive parts when it comes to the maintenance of your crawler equipment. This means you need it done correctly, quickly and at a competitive price. With the help of our experienced Sales and Support Team, USR Parts can help you to find the right parts with the highest quality, and get them to you as quickly and economical as possible.

We offer the widest range of undercarriage options available for your machines.

  • Track Group Assemblies
  • Track Chain ( Link ) Assemblies
  • Track Shoes
  • Rollers
  • Sprockets ( Rims and Segments)
  • Idlers
  • And more...


421-43-27440 SPRING
23A-40-05011 SERVICE KIT
708-7S-05110 SHIM KIT
01435-01030 BOLT P60
195-Z11-5560 PACKING
21U-70-11740 SPACER
07179-13136 SNAP RING
04065-08225 SNAP RING
14X-06-12260 COVER
6156-81-8990 NIPPLE
22L-70-11370 SPACER
22L-70-11380 SPACER
ND077500-5890 THERMISTOR
6240-61-1470 SPACER
07030-10252 BREATHER
714-07-22550 SNAP RING
600-211-1870 SPRING
22U-43-21211 SWITCH
134-06-72200 SWITCH ASS'Y
423-43-48261 KNOB ASSY
707-99-41270 GASKET KIT
23B-23-21180 O-RING
07040-11409 PLUG P60
22L-70-11350 SPACER
855711093 GASKET
421-60-35170 ELEMENT,BREA
569-15-49530 SNAP RING
569-06-61960 RELAY P6
23A-952-1510 SWITCH
07000-A6210 O-RING
14X-06-24430 WIRING HARNE
14X-06-21710 WIRING HARNE
22U-06-22390 SWITCH
22L-70-11360 SPACER
8A13-10-2100 ANTENNA P6
07179-14180 SNAP RING
708-7S-13560 SPRING
6138-55-7610 NIPPLE
56B-02-11591 GASKET P60
417-43-17640 ELBOW
CA0133039 PLUG
6155-71-5820 CLAMP
700-93-11461 CHECK VALVE
714-12-12930 SPACER
22748R1 RING
17A-Z11-2813 PLATE
22F-70-11560 SPACER
6209-21-5310 OIL GAUG
14X-06-31171 CABLE
6127-71-5710 JOINT BOLT
7824-85-4810 SWITCH
708-7S-13550 GUIDE,RETAIN
14X-06-31134 WIRING HARNE
418-43-37230 SWITCH
07000-75465 O-RING
707-52-10410 BUSHING
144-49-13861 SPRING
708-2H-22160 SPACER
708-25-32730 COUPLING
22U-70-31370 SPACER
708-7S-12220 BEARING
708-1S-13370 GUIDE,RETAIN
714-12-12920 SPACER
714-12-12910 SPACER
14X-911-1170 HOSE ASS'Y
22F-70-11571 SPACER
706-86-43310 RING,CENTER
281-09-11110 O-RING
08672-01000 INDICATO
ND146810-1470 SH/BE RESIST
232-25-51170 O-RING
423-56-21220 BRACKET
07012-20095 OIL SEAL
04020-01842 DOWEL PIN
04077-00150 SNAP RING P6
707-52-90351 BUSHING
23A-952-1160 RUBBER
2A5-53-12710 LOCK ASS'Y
23B-953-2550 PLATE
706-75-05040 SPACER KIT
6754-21-5610 DIPSTICK
419-15-12140 SNAP RING
04070-00110 SNAP RING
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