Caterpillar produced its D9 farm tractor model From 1955 Until 1959 in United states with a Open operator station cabin. Talking dimensions and weight, this model weighs 66025 lbs or 29948 kg has 120 inches [304 cm] of width, 215 inches [546 cm] of length and 105 inches [266 cm] of height the front tread is about 90 inches while the rear tread is 90 inches . This tractor can fit ag tires of 90-inch tracks front and 90-inch tracks back . This Caterpillar D9 is powerd by a diesel engine it has 1473 ci or 24.1 L 2 cylinders gas pony engine ,it can produce 286 hp or 213.3 kW at 1240 (rpm),. This machine has crawler wheel drive system,3 forward and 2 reverse transmission system.