John Deere produced its 3120 farm tractor model From 2005 Until 2008 in United states with a Two-post folding ROPS cabin. Talking dimensions and weight, this model weighs 3000 lbs or 1360 kg has 52.4 inches [133 cm] of width, 120.2 inches [305 cm] of length and 93.3 inches [236 cm] of height while maintaining a wheelbase of 68 inches [172 cm] while the rear tread is 40.6/45.3/48.9/53.1/56.6 inches . This tractor can fit ag tires of 7-14 front and 7-14 back or lawn tires of 25x10.5LL-15 front and 25x10.5LL-15 back or industrial tires of 27x8.5-15 front and 43x16-20 back . This John Deere 3120 is powerd by a diesel engine it has 91.5 ci or 1.5 L 3 cylinders ,it can produce 29.5 hp or 22.0 kW at 2600 (rpm), and has a torque of 66.7 lb-ft or 90.4 Nm at 1560 (rpm) the fuel tank capacity is 13.5 gal or 51.1 L. This machine has 4x4 MFWD 4WD wheel drive system,infinite (3-range) forward and reverse Sauer-Danfoss eHydro transmission system.