The Muir-Hill 101 is a four-wheel drive (4WD) heavy duty agricultural tractor produced from 1968 to 1972 by Muir-Hill in Manchester, England. It features a Ford 5.9L 6-cylinder diesel engine delivering 120 hp gross and 101 hp net, with an 8-speed gear transmission and 4x4 drive. The tractor includes hydraulic wet disc brakes, power steering, and an open operator station with an optional cab. It has a rear independent PTO with 540 and optional 1000 RPM speeds, and a rear Type II hitch. The tractor weighs 9637 lbs and has a wheelbase of 75 inches. Various tire options are available for front and rear. The Muir-Hill 101 is known for its robust design and versatility in agricultural tasks.