McCormick-Deering produced its W-12 farm tractor model From 1934 Until 1938 in United states with a Open operator station cabin and more than 3,633 units were build. Talking dimensions and weight, this model weighs 2900 lbs or 1315 kg has 50.5 inches [128 cm] of width, 103 inches [261 cm] of length while maintaining a wheelbase of 60 inches [152 cm] the front tread is about 40.75 inches while the rear tread is 42.25 inches . This tractor can fit ag tires of 22.50x3.50 steel front and 22.50x3.50 steel back . This McCormick-Deering W-12 is powerd by a distillate engine it has 113.1 ci or 1.9 L 4 cylinders the fuel tank capacity is 11 gal or 41.6 L. This machine has 4x2 2WD wheel drive system,3 forward and 1 reverse transmission system.