Zetor produced its 4911 farm tractor model From 1977 Until 1980 in Czech republic with a Open operator station cabin. Talking dimensions and weight, this model has , 133 inches [337 cm] of length while maintaining a wheelbase of 78 inches [198 cm]. This tractor can fit ag tires of 7.50-16 front and 7.50-16 back . This Zetor 4911 is powerd by a diesel engine it has 164.5 ci or 2.7 L 3 cylinders ,it can produce 45 hp or 33.6 kW at 2200 (rpm), and has a torque of 31.9 lb-ft or 43.3 Nm at 1450 (rpm) the fuel tank capacity is 14.5 gal or 54.9 L. This machine has 4x2 2WD wheel drive system,10 forward and 2 reverse transmission system.