Leader produced its D farm tractor model From 1947 Until 1949 in United states with a Open operator station cabin. Talking dimensions and weight, this model weighs 2500 lbs or 1134 kg has , 111 inches [281 cm] of length and 61 inches [154 cm] of height while maintaining a wheelbase of 70 inches [177 cm] and a ground clearance of 19 inches [48 cm] the front tread is about 48 to 68 inches while the rear tread is 48 to 64.5 inches . This tractor can fit ag tires of 5x15 front and 5x15 back . This Leader D is powerd by a gasoline engine it has 133 ci or 2.2 L 4 cylinders ,it can produce 31 hp or 23.1 kW at 1800 (rpm),. This machine has 4x2 2WD wheel drive system,3 forward and 1 reverse transmission system.