This SAE Standard applies to self-propelled, rubber-tired loaders, tractors, graders, backhoe loaders, tractor-scrapers, excavators, and dumpers as defined in SAE J1057 SEP88. Service, secondary and parking brake systems, and retarders are included.

Purpose - This document specifies brake system minimum performance and test criteria to enable uniform evaluation of the brake capability of earthmoving machines as defined in the scope.