The Zetor 12011 is a row-crop tractor produced by Zetor from 1974 to 1987 as part of the Crystal UR2 Series. Built in Brno, Czechoslovakia, it features a 6.8L 6-cylinder liquid-cooled diesel engine delivering 120 hp (89.5 kW) at 2200 RPM with direct injection. The tractor has a 16-speed synchro mesh transmission with 16 forward and 8 reverse gears, including a two-speed torque multiplier. It is two-wheel drive with hydraulic dry disc brakes and a standard cab. The hydraulics system is open center with one valve and a pump flow of 8.4 gpm (31.8 lpm). The rear tractor hitch is category II with lower-link draft control and a rear lift capacity of 7496 lbs (3400 kg). The rear PTO is independent with 540/1000 RPM options. Dimensions include a length of 167.5 inches (425 cm), width of 77.4 inches (196 cm), height of 98.8 inches (250 cm), and weight of 9039 lbs (4100 kg), ballasted weight 10820 lbs (4907 kg). Tires are 9.00-16 front and 18.4-34 rear. Variants include the 2WD 12011 and 4WD 12045 models.