The Allis Chalmers HD-11 Series B is an industrial crawler tractor produced from 1971 to 1973. It features a turbocharged 6-cylinder liquid-cooled diesel engine with 125 hp (93.2 kW) output. The tractor offers two transmission options: a 6-speed gear transmission with 6 forward and 3 reverse gears, and a 2-speed power shift transmission. It runs on 20-inch tracks and has an open operator station. The electrical system includes a 20 amp alternator charging system.
Allis ChalmersHD-11 Series Bindustrial crawler tractor125 hp6-cylinder diesel6-speed gear transmission2-speed power shift20 inch tracks