The Hesston 55-46 is a utility tractor produced in 1990 by Hesston, a part of Fiat. It features a Fiat 2.7L 3-cylinder liquid-cooled diesel engine producing 55 hp (41.0 kW) with a PTO power of 45 hp (33.6 kW). The tractor has an 8-speed partially synchronized transmission with 2 reverse gears and a 279.4mm dry disc clutch. It offers two- or four-wheel drive options, power steering, mechanical wet disc brakes, and a four-post ROPS with optional canopy. The hydraulics system is open center type with 2700 psi pressure and a pump flow of 9 gpm (34.1 lpm). The tractor hitch is category II/I with position and draft control. The rear PTO is independent with a 540 rpm type. The 2WD version has standard tires 6.50-16 front and 14.9-28 rear, while the 4WD version has 9.50-24 front and 16.9-30 rear tires. Shipping weight ranges from 4080 lbs (1850 kg) for 2WD to 4640 lbs (2104 kg) for 4WD. Electrical system includes a 12-volt battery and 33 amp alternator. Original price was $15,050 in 1990.