Steiger Panther III PT-350
The Steiger Panther III PT-350 is a four-wheel drive (4WD) tractor produced by Steiger from 1977 to 1981 as part of the III Series. It was built in Fargo, North Dakota, USA, and originally sold for $95,000 in 1981. It features a powerful Cummins VT903 turbocharged 14.8L V-8 diesel engine producing 350 hp (261 kW). The tractor has a 20-speed constant mesh transmission with 4 reverse gears and a hydraulic cerametallic dry disc clutch. It includes articulated power steering, hydraulic disc brakes, and a Safari Cab with air-conditioning as standard. The hydraulic system is open center with a 22-gallon capacity and 2250 psi pressure. The tractor has a rear PTO with independent hydrostatic-drive clutch and 540/1000 RPM options. Dimensions include a 132.5 inch wheelbase, 264.6 inch length, and 120.2 inch minimum width. It weighs 29,668 lbs shipping weight and can handle up to 34,000 lbs max weight. Tires come in various agricultural sizes for front and rear. Electrical system is 12 volts with 4 batteries and a 90 amp alternator.
Power350 hp
Founded1977 - 1981
ModelPanther III PT-350
Technical Specifications
Detailed specifications and technical data for Steiger Panther III PT-350
Power
| Engine power | 350 hp (261.0 kW) |
|---|---|
| PTO (claimed) | 105 hp (1000 RPM) (78.3 kW) |
Tires
| Ag rear | 20.8-34, 23.1-30, 24.5-32, 30.5-32, 18.4-34, 23.1-34, 18.4-38, 20.8-38 |
|---|---|
| Ag front | 20.8-34, 23.1-30, 24.5-32, 30.5-32, 18.4-34, 23.1-34, 18.4-38, 20.8-38 |
Engine
| Type | turbocharged diesel |
|---|---|
| Model | Cummins VT903 |
| Power | 350 hp (261.0 kW) |
| Idle RPM | 830-2960 |
| Cylinders | 8-cylinder |
| Rated RPM | 2600 |
| Bore/Stroke | 5.50x4.75 inches (140 x 121 mm) |
| Displacement | 903 ci (14.8 L) |
| Oil capacity | 38 qts (36.0 L) |
| Configuration | liquid-cooled V-8 |
| Starter volts | 12 |
| Coolant capacity | 60 qts (56.8 L) |
| Compression ratio | 15.5:1 |
Capacity
| Fuel | 225 gal (851.6 L) |
|---|---|
| Hydraulic system | 22 gal (83.3 L) |
Dimensions
| Width | 120.2 inches Minimum (305 cm) |
|---|---|
| Length | 264.6 inches (672 cm) |
| Rear axle | Steiger S-34 |
| Wheelbase | 132.5 inches (336 cm) |
| Front axle | Steiger S-34 |
| Max weight | 34000 lbs (15422 kg) |
| Shipping weight | 29668 lbs (13457 kg) |
| Height (exhaust) | 155.7 inches (395 cm) |
Electrical
| Ground | negative |
|---|---|
| Batteries | 4 |
| Battery CCA | 475 |
| Battery volts | 12 |
| Charging amps | 90 |
| Charging volts | 12 |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Valves | 4 or 5 |
| Capacity | 22 gal (83.3 L) |
| Pressure | 2250 psi (155.1 bar) |
| Pump flow | 20 gpm (75.7 lpm) |
Mechanical
| Cab | Safari Cab standard with air-conditioning |
|---|---|
| Drive | Four-wheel drive |
| Brakes | Hydraulic disc brakes |
| Steering | Articulated power steering |
| Final drives | outboard planetary |
Production
| Series | III Series |
|---|---|
| Built in | Fargo, North Dakota, USA |
| Drive type | Four-wheel Drive (4WD) tractor |
| Years made | 1977 - 1981 |
| Original price | $95,000 in 1981 |
References
| Operator's Manual | PT225 - PT250 - PT270 -PT350 (37-060) published in 1978 |
|---|
Transmission
| Type | constant mesh |
|---|---|
| Gears | 20 forward and 4 reverse |
| Clutch | hydraulic cerametallic dry disc |
| Description | Five-speed transmission with two ranges and a two-speed transfer case. Tractor must be stopped to shift ranges on transmission or transfer case. |
| Oil capacity (transmission only) | 16 qts (15.1 L) |
| Oil capacity (transmission and transfer case) | 37 qts (35.0 L) |
Tractor hitch
| Rear Type | III Optional |
|---|
Serial Numbers
| 1977 | 140-00001 |
|---|---|
| 1978 | 140-00023 |
| 1979 | 140-00059 |
| 1980 | 140-00062 |
| 1981 | 140-00075 |
Power Take-off (PTO)
| Clutch | hydrostatic-drive |
|---|---|
| Rear PTO | independent Optional |
| Rear PTO Type | 540/1000 |
