Undercarriage & Rubber Track Care

How to check track tension, clean the undercarriage and extend rubber track life on mini excavators and track loaders.

  • Care & safety
  • 1 min read
  • Published 17 September 2026
R18 PRO Excavator with Kubota Engine and Hydraulic Quick Hitch Featured machine R18 PRO Excavator $25,750 View machine

Tracks and undercarriage parts are among the most expensive wear items on a compact machine. Good habits can add a lot of life to them.

Check track tension regularly

  • Follow the tension specification and method in your operator manual.
  • Too loose: tracks can derail. Too tight: faster wear on rollers, idlers and sprockets.
  • Check more often in sand and mud, which pack into the undercarriage.

Keep it clean

  • Clear packed sand, clay and debris from the undercarriage at the end of the day.
  • Clay that dries hard can add tension and strain components.
  • On coastal jobs, rinse off salt.

Operating habits that save tracks

  • Make gentle, wide turns rather than counter-rotating on the spot, especially on hard surfaces.
  • Avoid running tracks over sharp rock edges, rebar and demolition debris.
  • Minimise travel on bitumen and concrete.
  • Don't let tracks ride up against kerbs and walls.
  • Travel with the idlers at the front where the manual recommends it.

Signs tracks need attention

  • Deep cracks across the rubber
  • Exposed steel cords
  • Missing or damaged lugs
  • Worn sprocket teeth or rollers
  • Tracks that keep derailing even when correctly tensioned

Storage

Store machines out of direct sun where possible — UV exposure ages rubber. See our storage guide.

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