Fiat produced its 55-66 farm tractor model From 1985 Until 1992 in Italy. Talking dimensions and weight, this model weighs 6,450 lbs or 2925 kg has , 143 inches [363 cm] of length and 94 inches [238 cm] of height while maintaining a wheelbase of 85.83 inches [218 cm]. This tractor can fit ag tires of 7.50-16 (2WD) front and 7.50-16 (2WD) back . This Fiat 55-66 is powerd by a diesel engine it has 165.4 ci or 2.7 L 3 cylinders ,it can produce 54.3 hp or 40.5 kW at 2500 (rpm), and has a torque of 129.82 lb-ft or 176.0 Nm at 1300 (rpm) the fuel tank capacity is 19.3 gal or 73.1 L. This machine has 4x2 2WD wheel drive system,12 forward and 4 reverse transmission system.