John Deere's 112 tractors made until 1972 were fitted with a gas-powered, single-cylinder Tecumseh model HH100 engine. In 1973, the tractors were fitted with a Kohler model K301AS engine. This engine was a gas-powered, single-cylinder engine that offered 12 horsepower featuring a 30 cubic-inch displacement.
This tractor weighed 663 pounds. The wheelbase was 44 inches. It measured 63 inches long, 38.75 inches tall and 41.5 inches wide.
John Deere's 112 tractor was a two-wheel drive that offered four forward gears and one reverse gear. Its top speed in fourth gear was 7.1 mph. Its top speed in reverse was 3.1 mph. The tractor featured a fuel tank with a 1.9-gallon capacity.