Caterpillar produced its D7 farm tractor model From 1940 Until 1961 in United states with a Open operator station cabin. Talking dimensions and weight, this model weighs 24,330 lbs or 11036 kg has 97 inches [246 cm] of width, 162.25 inches [412 cm] of length and a ground clearance of 15.5 inches [39 cm] while the rear tread is 74 inches . This tractor can fit ag tires of 20-inch tracks front and 20-inch tracks back . This Caterpillar D7 is powerd by a diesel engine it has 831 ci or 13.6 L 2 cylinders pony engine the fuel tank capacity is 65 gal or 246.0 L. This machine has crawler wheel drive system,5 forward and 4 reverse transmission system.