Keck-Gonnerman produced its 18-35 ZW farm tractor model From 1928 Until 1937 in United states with a Open operator station cabin. Talking dimensions and weight, this model weighs 5250 lbs or 2381 kg has 70 inches [177 cm] of width, 132 inches [335 cm] of length and 67 inches [170 cm] of height. This tractor can fit ag tires of back . This Keck-Gonnerman 18-35 ZW is powerd by a kerosene engine it has 382 ci or 6.3 L 4 cylinders. This machine has 4x2 2WD wheel drive system,2 forward and 1 reverse transmission system.