John Deere produced its 3440 farm tractor model From 1979 Until 1981 in United states with a Four-post ROPS cabin. Talking dimensions and weight, this model weighs 9140 lbs or 4145 kg has 94.1 inches [239 cm] of width, 158.7 inches [403 cm] of length and 91.3 inches [231 cm] of height while maintaining a wheelbase of 103.5 inches [262 cm] and a ground clearance of 26.8 inches [68 cm]. This tractor can fit ag tires of 10.00x16 front and 10.00x16 back . This John Deere 3440 is powerd by a diesel engine it has 359 ci or 5.9 L 6 cylinders ,it can produce 102 hp or 76.1 kW at 2200 (rpm), and has a torque of 291 lb-ft or 394.6 Nm at 1500 (rpm) the fuel tank capacity is 38.3 gal or 145.0 L. This machine has 4x2 2WD wheel drive system,8 forward and 2 reverse Syncro-Range transmission system.