John Deere produced its 6630 Premium farm tractor model From 2006 Until 2011 in United states with a Cab standard with air-conditioning cabin. Talking dimensions and weight, this model weighs 11,530 lbs or 5230 kg has 91.2 inches [231 cm] of width, 168.9 inches [429 cm] of length and 108 inches [274 cm] of height while maintaining a wheelbase of 104.3 inches [264 cm] the front tread is about 63.9 to 83.3 inches while the rear tread is 63.9 to 79.6 inches . This tractor can fit ag tires of 420/70R28 front and 420/70R28 back . This John Deere 6630 Premium is powerd by a diesel engine it has 413.7 ci or 6.8 L 6 cylinders 24 valves ,it can produce 139 hp or 103.7 kW at 2300 (rpm), and has a torque of 394 lb-ft or 534.3 Nm at 1500 (rpm) the fuel tank capacity is 54.7 gal or 207.0 L. This machine has 4x4 MFWD 4WD wheel drive system,infinite forward and reverse John Deere AutoPowr transmission system.