John Deere produced its Q-85 farm tractor model From 2002 Until 2010 in United states with a Two-post mid-mount folding ROPS cabin. Talking dimensions and weight, this model weighs 4894 lbs or 2219 kg has , 129.5 inches [328 cm] of length and 84.7 inches [215 cm] of height while maintaining a wheelbase of 72.6 inches [184 cm]. This tractor can fit ag tires of 280/70-20 front and 280/70-20 back . This John Deere Q-85 is powerd by a diesel engine it has 169.4 ci or 2.8 L 4 cylinders ,it can produce 85 hp or 63.4 kW at 2600 (rpm), and has a torque of 213.9 lb-ft or 290.0 Nm at 1400 (rpm). This machine has 4x4 MFWD 4WD wheel drive system,8 forward and reverse transmission system.