Overview
The Steiger Panther III PT-350 is a four-wheel drive farm tractor manufactured in Fargo, North Dakota, between 1977 and 1981. It is powered by a 14.8L Cummins VT903 turbocharged V-8 diesel engine rated at 350 hp and utilizes a 20-speed constant mesh transmission. The machine features articulated power steering, a Safari Cab with air-conditioning, and a maximum weight capacity of 34,000 lbs.
Ideal Applications
Engine Configuration and Output:
The tractor is equipped with a liquid-cooled, 903 ci Cummins VT903 V-8 diesel engine that produces a rated 350 hp at 2600 RPM.
Transmission and Drivetrain Layout:
The drivetrain features a 20-speed constant mesh transmission with five speeds, two ranges, and a two-speed transfer case, requiring the tractor to be stopped for range shifts.
Hydraulic and Operational Capacities:
The open center hydraulic system provides a pump flow of 20 gpm at 2250 psi, supported by a 22-gallon hydraulic reservoir and a 225-gallon fuel capacity.
Production
| Description | Built in Fargo, North Dakota, USA / Original price was $95,000 in 1981 |
|---|---|
| Drive type | Four-wheel Drive (4WD) tractor |
| Manufacturer | Steiger |
Engine
| Engine type | Cummins 14.8L 8-cyl diesel |
|---|---|
| Bore/Stroke | 5.50x4.75 inches (140 x 121 mm) |
| Compression | 15.5:1 |
| Coolant capacity | 60 qts (56.8 L) |
| Description | Cummins VT903 / turbocharged diesel / 8-cylinder / liquid-cooled V-8 |
| Displacement | 903 ci (14.8 L) |
| Idle RPM | 830-2960 |
| Oil capacity | 38 qts (36.0 L) |
| Power | 350 hp (261.0 kW) |
| Rated RPM | 2600 |
| Starter volts | 12 |
| PTO (claimed) | 57 hp (540 RPM) (42.5 kW) |
Transmission
| 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. |
| Gears | 20 forward and 4 reverse |
| Oil capacity | 16 qts*Transmission only (15.1 L) |
| Transmission type | 20-speed constant mesh |
| Type | constant mesh |
Mechanical
| Cab | Safari Cab standard with air-conditioning. |
|---|---|
| Description | Articulated power steering / Hydraulic disc brakes |
| Drive type | Four-wheel drive |
| Final drives | outboard planetary |
Capacity
| Fuel | 225 gal (851.6 L) |
|---|---|
| Hydraulic system | 22 gal (83.3 L) |
Hydraulics
| Capacity | 22 gal (83.3 L) |
|---|---|
| Pressure | 2250 psi (155.1 bar) |
| Pump flow | 20 gpm (75.7 lpm) |
| Type | open center |
| Valves | 4 or 5 |
Hitch
| Rear Type | III OptOptional |
|---|
PTO
| Clutch | hydrostatic-drive |
|---|---|
| Rear PTO | independent OptOptional |
| Rear PTO Type | 540/1000 |
Electrical
| Batteries | 4 |
|---|---|
| Battery CCA | 475 |
| Battery volts | 12 |
| Charging amps | 90 |
| Charging system | alternator |
| Charging volts | 12 |
| Ground | negative |
Dimensions & Tires
| Description | Steiger S-34 rear axle |
|---|---|
| Front axle | Steiger S-34 |
| Height (exhaust) | 155.7 inches (395 cm) |
| Length | 264.6 inches (672 cm) |
| Max weight | 34000 lbs (15422 kg) |
| Shipping weight | 29668 lbs (13457 kg) |
| Wheelbase | 132.5 inches (336 cm) |
| Width | 120.2 inches*Minimum (305 cm) |
| Front tire | 20.8-34 |
| Rear tire | 20.8-34 |
| Weight | 29668 lbs (13457 kg) |
| Wheelbase | 132.5 inches (336 cm) |
| Ag front | 20.8-34 / 23.1-30 |
| Ag rear | 20.8-34 / 23.1-30 |
Panther III PT-350 Serial Numbers
| 1977 | 140-00001 |
|---|---|
| 1978 | 140-00023 |
| 1979 | 140-00059 |
| 1980 | 140-00062 |
| 1981 | 140-00075 |
| Description | FAQ: How to read a serial number table. |
References
| Description | Operator's Manual PT225 - PT250 - PT270 -PT350 (37-060) published in 1978 |
|---|
Speeds
| Description | With 20.8x34 tires and S-34 axles. |
|---|