The CaseIH Steiger 435QT Quadtrac is a powerful articulated crawler tractor built by CaseIH in Fargo, North Dakota, USA from 2008 to 2010. It features a turbocharged 12.9L Iveco 6-cylinder diesel engine producing 435 hp (324.4 kW) with a maximum power of 478 hp (356.4 kW). The tractor has a 16-speed powershift transmission with 16 forward and 2 reverse gears. It is equipped with hydrostatic power steering, integrated hydraulic wet disc brakes, and a cab with heat and A/C, with an optional luxury cab available. The tractor's fuel tank capacity is 300 gallons (1135.5 L). It has a wheelbase of 154 inches (391 cm), a frame width of 44 inches (111 cm), and weighs 48,150 lbs (21,840 kg) with a maximum weight of 58,000 lbs (26,308 kg). The Steiger 435QT offers track widths of 30 or 36 inches and features a rear 4N type hitch with a lift capacity of 19,728 lbs (8,948 kg) at 24 inches (610 mm). The PTO is optional independent with a 1000 rpm rear PTO type. Hydraulics include 4 to 5 valves (up to 9 without 3-point hitch) with total flow options of 40, 55 (High-Flow), or 90 gpm (Twin-Flow). Electrical system includes a 175 amp alternator, two 12 volt batteries with 1000 CCA each, and negative ground.