The Zetor 6745 is a 4WD tractor produced by Zetor from 1972 to 1978 as part of the UR1 7 Series. It features a 3.5L 4-cylinder liquid-cooled diesel engine producing 65 hp, with a 10-speed or optional 20-speed partial power shift transmission. The tractor has a wheelbase of 88.46 inches and weighs 6,695 lbs. It includes Zetormatic hydraulics, a rear lift capacity of 3,858 lbs, and an independent rear PTO with 540/ground speed and optional 1000 rpm. The 6745 was built in Brno, Czechoslovakia, and offered with open operator station and optional air trailer brakes.