Steiger
Steiger Panther III ST-320
The Steiger Panther III ST-320 is a four-wheel drive (4WD) tractor produced by Steiger from 1976 to 1977. It belongs to the III Series and was built in Fargo, North Dakota, USA. The tractor features a powerful Cummins VT903 turbocharged 8-cylinder diesel engine with 320 hp (238.6 kW) output. It has a 20-speed Spicer SST 1010-2A transmission and articulated power steering. The Panther III ST-320 is equipped with a Safari Cab and outboard planetary final drives. It has a wheelbase of 128 inches (325 cm), weighs 26000 lbs (11793 kg), and offers various tire options. The tractor was originally priced at $60,500 in 1977 and includes optional rear hitch type III. It is related to the Steiger Turbo Tiger II ST-320 model.
Power320 hp
Founded1976 - 1977
ModelPanther III ST-320
Technical Specifications
Detailed specifications and technical data for Steiger Panther III ST-320
Power
| Engine | 320 hp (238.6 kW) |
|---|---|
| Drawbar (tested) | 262.13 hp (195.5 kW) |
| Drawbar (claimed) | 270 hp (201.3 kW) |
Tires
| Rear | 24.5-32, 18.4-34, 18.4-38, 20.8-34, 20.8-38, 23.1-30, 23.1-34, 30.5-32 |
|---|---|
| Front | 24.5-32, 18.4-34, 18.4-38, 20.8-34, 20.8-38, 23.1-30, 23.1-34, 30.5-32 |
Engine
| Type | turbocharged diesel |
|---|---|
| Model | Cummins VT903 |
| Power | 320 hp (238.6 kW) |
| Starter | electric |
| Cylinders | 8-cylinder |
| Rated RPM | 2600 |
| Bore/Stroke | 5.50x4.75 inches (140 x 121 mm) |
| Compression | 15.5:1 |
| Displacement | 903 ci (14.8 L) |
| Configuration | liquid-cooled V8 |
| Starter volts | 12 |
Height
| Cab | 135 inches (342 cm) |
|---|---|
| Hood | 95 inches (241 cm) |
| Exhaust | 156 inches (396 cm) |
Dimensions
| Length | 252 inches (640 cm) |
|---|---|
| Weight | 26000 lbs (11793 kg) |
| Wheelbase | 128 inches (325 cm) |
| Max weight | 34000 lbs (15422 kg) |
| Ground clearance | 20 inches (50 cm) |
Electrical
| Ground | negative |
|---|---|
| Batteries | 2 |
| Battery volts | 12 |
Hydraulics
| Type | open center |
|---|---|
| Valves | 4 |
| Steering pressure | 2100 psi (144.8 bar) |
Mechanical
| Cab | Safari Cab |
|---|---|
| Drive | Four-wheel drive |
| Steering | Articulated power steering |
| Final drives | outboard planetary |
Production
| Type | Four-wheel Drive (4WD) tractor |
|---|---|
| Series | III Series |
| Built in | Fargo, North Dakota, USA |
| Years made | 1976 - 1977 |
| Original price | $60,500 in 1977 |
Transmission
| Gears | 20 forward and 4 reverse |
|---|---|
| Model | Spicer SST 1010-2A |
Tractor hitch
| Rear Type | III Optional |
|---|
Serial Numbers
| 1976 | 108-00001 |
|---|---|
| 1977 | 108-00187 |