Fiat-Hesston

Hesston 55-46

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.
Power55 hp
Founded1990
Model55-46

Technical Specifications

Detailed specifications and technical data for Hesston 55-46

Power
Engine55 hp (41.0 kW)
PTO (claimed)45 hp (33.6 kW)
Engine
Typediesel
ModelFiat 8035.06
Power55 hp (41.0 kW)
Coolingliquid-cooled
Starterelectric
Cylinders3-cylinder
Rated RPM2500
Bore/Stroke3.937x4.528 inches (100 x 115 mm)
Fuel systemdirect injection
Pre-heatingthermostart
Displacement165 ci (2.7 L)
Starter volts12
Electrical
Battery volts12
Charging amps33
Charging systemalternator
Hydraulics
Typeopen center
Valves0 to 2
Pressure2700 psi (186.2 bar)
Pump flow9 gpm (34.1 lpm)
Mechanical
ROPSFour-post ROPS with optional canopy.
DriveTwo- or four-wheel drive
BrakesMechanical wet disc brakes
SteeringPower steering
Production
TypeUtility tractor
ManufacturerHesston (a part of Fiat)
Original price$15,050 in 1990
Transmission
Typepartially synchronized
Gears8 forward and 2 reverse
Clutch279.4mm dry disc
DetailsFour gears with high and low ranges provide eight forward speeds. Gears 3/4 are synchronized in both ranges.
Tractor hitch
Controlposition and draft control
Rear TypeII/I
Dimensions & Tires
Weight4080 to 4640 pounds
Front tire6.50-16
2WD Rear tire14.9-28
2WD Shipping weight4080 lbs (1850 kg)
4WD Shipping weight4640 lbs (2104 kg)
4WD Standard tires (ag)Front: 9.50-24. Rear: 16.9-30
Power Take-off (PTO)
Rear PTOindependent
Rear PTO Type540 (1.375)