Allis Chalmers B-1

The Allis Chalmers B-1 is a garden tractor produced from 1961 to 1963 by Simplicity and distributed by Allis Chalmers. It features a 7.25 hp Briggs & Stratton 304cc 1-cylinder gasoline engine with an air-cooled horizontal shaft, a 3-speed shaft-driven gear transmission with 3 forward and 1 reverse gears, and two-wheel manual steering. The tractor has live PTOs at the front, mid, and rear, and comes with a 42-inch mid-mount mower deck attachment. It is built in Port Washington, Wisconsin, USA, and weighs 600 lbs with a wheelbase of 44 inches.