The Allis Chalmers 6070 is a row-crop tractor produced from 1984 to 1985 as part of the 6000 Series. It was built in West Allis, Wisconsin, USA, with a total of 972 units produced. The 6070 features a 3.3L 4-cylinder turbocharged diesel engine (Allis Chalmers 433T) delivering approximately 70.9 hp estimated engine power. It has a 12-speed synchronized transmission with 12 forward and 3 reverse gears. The tractor offers 2WD and optional 4WD drive configurations, hydrostatic power steering, and differential hydraulic wet disc brakes. It has a fuel capacity of 32 gallons and an open center hydraulic system with 1 valve. The rear hitch is category II with a lift capacity of 3,500 lbs at 24 inches. The rear PTO is independent with a 540 rpm type. Dimensions include a wheelbase of 93 inches (2WD) or 91.9 inches (4WD), length of 146.5 inches, and width of 68.5 inches. Weight ranges from 6,100 lbs shipping to 10,515 lbs ballasted. The tractor has various tire options for front and rear, and electrical system includes a 12-volt battery and 72 amp alternator. The 6070 was the last tractor built on the Allis-Chalmers assembly line in West Allis on December 6, 1985.