Introduction
International Harvester 485 Utility Tractor
The International Harvester 485 is a utility tractor produced in Doncaster, England, between 1981 and 1985. It belongs to the 585 series and was designed to provide reliable performance for general agricultural operations.
Engine and Performance
The tractor is powered by the International Harvester D-179, a 3-cylinder liquid-cooled diesel engine with a displacement of 179 cubic inches (2.9 liters). It features a direct injection fuel system, producing a gross power output of 53.6 hp (40.0 kW) and a net power of 52 hp (38.8 kW). Peak torque is rated at 140.4 lb-ft (190.4 Nm) at an engine speed of 1400 RPM.
Transmission and Drivetrain
The 485 offers two transmission configurations: a standard 8-speed synchromesh gearbox providing 8 forward and 4 reverse gears, or an optional 16-speed transmission equipped with a two-speed Torque Amplifier power shift. The tractor is configured with two-wheel drive, power steering, and hydraulic wet disc brakes.
Hydraulics and PTO
The hydraulic system provides a pump flow of 12.4 gpm (46.9 lpm). The rear power take-off (PTO) is an independent type operating at 540 RPM, engaged via a hydraulic wet disc clutch. The rear hitch is Category II/I with position and draft control, offering a lift capacity of 3704 lbs (1680 kg).
Dimensions and Construction
With a wheelbase of 84.65 inches (215 cm) and a total operating weight of 5622 lbs (2550 kg), the 485 is built for stability in field conditions. It is equipped with 7.50-16 front agricultural tires and 12.4-36 rear agricultural tires, and includes an economy cab as standard equipment.
Conclusion
The International Harvester 485 serves as a versatile utility tractor, well-suited for medium-duty field work and general farm maintenance tasks thanks to its balanced power-to-weight ratio and flexible transmission options.
Production Information of International Harvester, 485
- Utility tractor
- Built in Doncaster, England
| Manufacturer | International Harvester |
|---|
Dimension and Tires Information of International Harvester, 485
| Wheelbase | 84.65 inches [215 cm] |
|---|---|
| Height | 99.21 inches [251 cm] |
| Weight | 5622 lbs [2550 kg] |
| Ag front | 7.50-16 |
|---|---|
| Ag rear | 12.4-36 |
Engine Specifications of International Harvester, 485
- International Harvester D-179
- Liquid-cooled
- 3-cylinder
- Diesel
| Power (gross) | 53.6 hp [40.0 kW] |
|---|---|
| Torque | 140.4 lb-ft [190.4 Nm] |
| Displacement | 179 ci [2.9 L] |
| Bore/Stroke | 3.875x5.0625 inches [98 x 129 mm] |
| Power (net) | 52 hp [38.8 kW] |
| Rated RPM | 2180 |
| Fuel system | Direct injection |
| Starter volts | 12 |
| Starter | Electric |
| Torque RPM | 1400 |
Transmission Information of International Harvester, 485
Transmission variants 1
- Four gears (1-4) in two ranges (low/high) plus reverse range.
| Type | Synchromesh |
|---|---|
| Gears | 8 forward and 4 reverse |
Transmission variants 2
| Transmission | Torque Amplifier |
|---|---|
| Type | Two-speed power shift |
| Gears | 16 forward and 8 reverse |
- 8-speed synchromesh
- 16-speed two-speed power shift
Mechanical Specs of International Harvester, 485
- Two-wheel drive
- Economy cab standard.
- Hydraulic wet disc brakes
- Power steering
| Differential lock | Mechanical rear |
|---|
Power Information of International Harvester, 485
| Rear PTO | Independent |
|---|---|
| Clutch | Hydraulic wet disc |
| Rear PTO Type | 540 |
Hydraulics Specifications of International Harvester, 485
| Pump flow | 12.4 gpm [46.9 lpm] |
|---|
Three-Point Hitch of International Harvester, 485
| Rear Type | II/I |
|---|---|
| Control | Position and draft control |
| Rear lift | 3704 lbs [1680 kg] |
Where it sits
With 53 HP, the International Harvester 485 sits just below 585 (62 HP) in International Harvester's range. Its power puts it in the 37th percentile of 1980s models in our database (2052 machines).
Frequently asked questions
How much horsepower does the International Harvester 485 have?
The International Harvester 485 delivers 53 HP.
What years was the International Harvester 485 produced?
The International Harvester 485 was produced in 1981-1985.
What engine does the International Harvester 485 have?
The International Harvester 485 is powered by a Diesel, 3-cylinder engine.
What transmission does the International Harvester 485 use?
The International Harvester 485 uses a Synchromesh transmission.
How much does the International Harvester 485 weigh?
The International Harvester 485 weighs 5622 lbs [2550 kg].
Is the International Harvester 485 4WD?
The International Harvester 485 is available in 2WD.