M-R-S produced its A-80 farm tractor model From 1964 Until 1967 in United states with a Open operator station cabin. Talking dimensions and weight, this model weighs 15800 lbs or 7166 kg has 111 inches [281 cm] of width, 195 inches [495 cm] of length and 132 inches [335 cm] of height while maintaining a wheelbase of 100 inches [254 cm] and a ground clearance of 14 inches [35 cm] the front tread is about 80 inches while the rear tread is 80 inches . This tractor can fit ag tires of 16.9x30 front and 16.9x30 back . This M-R-S A-80 is powerd by a diesel engine it has 283.7 ci or 4.6 L 4 cylinders ,it can produce 134 hp or 99.9 kW at 2000 (rpm),. This machine has 4x4 4WD wheel drive system,10 forward and 2 reverse transmission system.