International Harvester
International Harvester 4568
The International Harvester 4568 is a four-wheel drive (4WD) tractor built by Steiger and distributed by International Harvester. Produced from 1975 to 1976, it is part of the 66 Series and was built in Fargo, North Dakota, USA. A total of 858 units were built. It features a powerful 13.1L 8-cylinder turbocharged diesel engine producing 300 hp, paired with a 10-speed continuous mesh transmission. The tractor includes articulated power steering, hydraulic disc brakes, and a standard cab with air-conditioning. It has a wheelbase of 118 inches, weighs 21,900 lbs, and uses 24.5-32 tires on both front and rear. The 4568 was originally priced at $48,500 in 1976.
Power300 hp
Founded1975 - 1976
Model4568
Technical Specifications
Detailed specifications and technical data for International Harvester 4568
Power
| Engine | 300 hp (223.7 kW) |
|---|---|
| Drawbar (tested) | 228.01 hp (170.0 kW) |
| Drawbar (claimed) | 235 hp (175.2 kW) |
Tires
| Ag rear | 24.5-32 |
|---|---|
| Ag front | 24.5-32 |
Engine
| Type | turbocharged diesel |
|---|---|
| Model | International Harvester DVT-800 |
| Power | 300 hp (223.7 kW) |
| Torque | 825 lb-ft (1118.7 Nm) |
| Cylinders | 8-cylinder |
| Rated RPM | 2600 |
| Torque RPM | 1800 |
| Bore/Stroke | 5.31x4.50 inches (135 x 114 mm) |
| Displacement | 798 ci (13.1 L) |
| Configuration | liquid-cooled V8 |
| Starter volts | 12 |
Height
| Cab | 132.5 inches (336 cm) |
|---|---|
| Hood | 94 inches (238 cm) |
| Exhaust | 143.2 inches (363 cm) |
Dimensions
| Width | 116 inches (294 cm) |
|---|---|
| Length | 241 inches (612 cm) |
| Wheelbase | 118 inches (299 cm) |
| Front axle | Bar: 3.5 inch diameter (88 mm) |
| Rear tread | 68 to 128 inches (172 to 325 cm) |
| Front tread | 68 to 128 inches (172 to 325 cm) |
| Bar rear axle | 3.5 inch diameter (88 mm) |
| Shipping weight | 21900 lbs (9933 kg) |
| Ground clearance | 17.3 inches (43 cm) |
Electrical
| Batteries | 2 |
|---|---|
| Battery volts | 12 |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Pump flow | 17 gpm (64.3 lpm) |
| Steering flow | 22 gpm (83.3 lpm) |
Mechanical
| Cab | standard with air-conditioning |
|---|---|
| Drive | Four-wheel drive |
| Brakes | Hydraulic disc brakes |
| Steering | Articulated power steering |
Production
| Type | Four-wheel Drive (4WD) tractor |
|---|---|
| Built in | Fargo, North Dakota, USA |
| Distributor | International Harvester |
| Total built | 858 |
| Manufacturer | Steiger |
| Original price | $48,500 in 1976 |
Transmission
| Type | continuous mesh |
|---|---|
| Gears | 10 forward and 2 reverse |
| Clutch | 355.6mm dry discs |
Serial Numbers
| 1975 | 8001 |
|---|---|
| 1976 | 8368 |
| Final | 8858 |
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