EXCAVATOR UNDERCARRIAGE & WEAR PARTS

The Bobcat T76 is listed with a 53-link, 86 mm pitch rubber track in two widths, 400 mm (15.7 in) and 450 mm (17.7 in), both with a C-lug tread. This guide covers how to confirm the fit, the signs of wear and the T76 idlers, bottom rollers and sprockets to check.

How an excavator track adjuster sets and holds track tension, the parts inside it, the signs of a failing adjuster and what to check before you order a replacement.

The main excavator bucket types, what each one is for, and how to measure pin centers, pin diameter, dipper gap and width so a replacement bucket fits your machine.