John Deere produced its 320 farm tractor model From 1956 Until 1958 in United states with a Open operator station cabin and more than 3,084 (total) units were build. Talking dimensions and weight, this model weighs 2750 lbs or 1247 kg has 55.5 inches [140 cm] of width, 119.25 inches [302 cm] of length while maintaining a wheelbase of 77.75 inches [197 cm] and a ground clearance of 21 inches [53 cm] the front tread is about 40 to 55 inches while the rear tread is 38.75 to 54.25 inches . This tractor can fit ag tires of 5x15 front and 5x15 back . This John Deere 320 is powerd by a gasoline engine it has 100.5 ci or 1.6 L 2 cylinders the fuel tank capacity is 10.5 gal or 39.7 L. This machine has 4x2 2WD wheel drive system,4 forward and 1 reverse transmission system.