The Hesston 580 is a utility tractor produced from 1981 to 1984 as part of the 80 Series by Hesston, a part of Fiat. It features a Fiat 2.8L 3-cylinder diesel engine with an estimated 55.6 hp engine power. The tractor was available in 2WD and 4WD (580DT) variants and offered multiple transmission options including 8-speed partially synchronized, 16-speed, and 8-speed mechanical shuttle. It has a hydrostatic power steering system, differential hydraulic disc brakes, and standard ROPS with optional cab. The PTO is independent with a 540 rpm rear PTO type. The tractor supports various attachments including the Hesston L340 and L340H loaders. It was originally priced at $18,900 in 1984.
16-speed:16 forward and 4 reverse gears; Four gears with four ranges provides sixteen forward speeds.
8-speed mechanical shuttle:8 forward and reverse gears
8-speed partially synchronized:8 forward and 2 reverse gears; Four gears with high and low ranges provide eight forward speeds. Gears 3/4 are synchronized in both ranges.