Allis Chalmers produced its 310 lawn tractor model From 1971 Until 1973 in United states with a Open operator station cabin. Talking dimensions and weight, this model weighs 794 lbs 360 kg has 34.5 inches 87 cm of width, 74 inches 187 cm of length while maintaining a wheelbase of 48.1 inches 122 cm the front tread is about 29.7 inches while the rear tread is 26 inches . This tractor can fit lawn tires of 4.80-4.00x8 front and 4.80-4.00x8 back . This Allis Chalmers 310 it has 391 cc or 23.9 ci 1 cylinders the fuel tank capacity is 2.25 gal 8.5 L. This machine has 4x2 2WD wheel drive system,21 forward and 7 reverse Vari-Shift transmission system.