Zetor produced its Proxima 8421 farm tractor model From 2004 Until 2007 in Czech republic with a Two-post folding ROPS cabin. Talking dimensions and weight, this model weighs 7440 lbs or 3374 kg has 73 inches [185 cm] of width, 152 inches [386 cm] of length and 102 inches [259 cm] of height while maintaining a wheelbase of 90 inches [228 cm] and a ground clearance of 22 inches [55 cm] the front tread is about 56 to 71 inches while the rear tread is 56 to 71 inches . This tractor can fit ag tires of 9.00-16 front and 9.00-16 back . This Zetor Proxima 8421 is powerd by a diesel engine it has 254 ci or 4.2 L 4 cylinders ,it can produce 84 hp or 62.6 kW at 2200 (rpm), the fuel tank capacity is 20 gal or 75.7 L. This machine has 4x2 2WD wheel drive system,12 forward and reverse transmission system.