The Steyr 8100 is a farm tractor produced from 1978 to 1984 by Steyr. It features a 5.2L 6-cylinder diesel engine producing 85 hp (63.4 kW). Transmission options include 12-speed and 15-speed synchro gearboxes. The tractor offers two- or four-wheel drive with hydrostatic power steering and disc brakes. It has a rear lift capacity of 9481.5 lbs (4300 kg) and a rear PTO with 540/1000 rpm options. Dimensions include a 100 inch (254 cm) wheelbase, 165.4 inch (420 cm) length, and 101.2 inch (257 cm) height, weighing 9,327 lbs (4230 kg). The hydraulic system delivers 9.2 gpm (34.8 lpm) flow. Tire options include 9.00-16 and 12.4R24 front tires and 16.9R34 rear tires. Related models are the Steyr 8110 and 8120.