Avery produced its 12-20 farm tractor model From 1920 Until 1922 in United states. Talking dimensions and weight, this model weighs 5,500 lbs or 2494 kg has 56 inches [142 cm] of width, 130 inches [330 cm] of length and 78 inches [198 cm] of height. This tractor can fit ag tires of 32x5 steel front and 32x5 steel back . This Avery 12-20 is powerd by a kerosene engine it has 360.8 ci or 5.9 L 4 cylinders the fuel tank capacity is 16 gal or 60.6 L. This machine has 4x2 2WD wheel drive system,2 forward and 1 reverse transmission system.