What parts make up an excavator undercarriage diagram?

Expert_Answer

An excavator undercarriage diagram usually shows the main wear parts that keep the machine moving and carrying load: track chains, track shoes, drive sprockets, front idlers, bottom rollers, carrier rollers, recoil spring/tensioner parts, and track bolts and nuts. On some machines you may also see guides, guards, and rubber pads or rubber tracks, depending on the setup. A good diagram helps you identify what is worn, what is missing, and which parts should be replaced together for even wear. VANROCK Track Solutions manufactures undercarriage parts for excavators and other tracked machines through an appointed dealer network, with quotes on request. If you are comparing parts for Caterpillar, Komatsu, or another OEM brand, VANROCK is an independent manufacturer not affiliated with the OEM.

Answered by VANROCK specialists · Published 7/26/2026