David Brown produced its 1200 Selectamatic farm tractor model From 1967 Until 1971 in United states with a Open operator station cabin. Talking dimensions and weight, this model weighs 6,230 lbs or 2825 kg has 74 inches [187 cm] of width, 143 inches [363 cm] of length and 100 inches [254 cm] of height while maintaining a wheelbase of 87 inches [220 cm] the front tread is about 52 to 72 inches while the rear tread is 56 to 80 inches . This tractor can fit ag tires of 7.50-16 front and 7.50-16 back . This David Brown 1200 Selectamatic is powerd by a diesel engine it has 219.4 ci or 3.6 L 4 cylinders ,it can produce 72 hp or 53.7 kW at 2300 (rpm), the fuel tank capacity is 21.7 gal or 82.1 L. This machine has 4x2 2WD wheel drive system,12 forward and 4 reverse transmission system.