The Massey Ferguson F40 is a utility tractor produced from 1956 to 1957. It was built in Detroit, Michigan, USA by Massey Ferguson. The tractor is powered by a Continental Z-134 2.2L 4-cylinder liquid-cooled gasoline engine rated at 31 hp drawbar power. It features a 6-speed unsynchronized gear transmission with 2 reverse gears, two-wheel drive, and an open operator station. The tractor weighs 3,100 lbs (1406 kg) and rides on 6.00-16 front tires and 11-28 rear tires. It has a rear Type I hitch and a live rear PTO with a 540 rpm shaft. Original price was $2,382 in 1957.