You’ve heard the statistics: A crawler undercarriage typically accounts for 20 percent of a dozer’s purchase price, but 50 percent or more of its lifetime repair tab. With that potential repair ...

Operator engagement can help control the single largest expense of running a dozer — the undercarriage. “Operators spend many hours in a machine daily and know what sounds normal,” says Bruce Boebel, ...

Considered individually, the various components of a crawler undercarriage — links, pins, bushings, sprockets, rollers, idlers, shoes and frames —seem relatively simple, straightforward parts. But ...