Production
| Description | Built in Fargo, North Dakota, USA / Original price was $66,000 in 1983 |
|---|---|
| Drive type | Four-wheel Drive (4WD) tractor |
| Manufacturer | Steiger |
Engine
| Engine type | Caterpillar 10.5L 6-cyl diesel |
|---|---|
| Fuel tank | 267 gal (1010.6 L) |
| Bore/Stroke | 4.75x6.00 inches (121 x 152 mm) |
| Compression | 15:1 |
| Coolant capacity | 52 qts (49.2 L) |
| Description | Caterpillar 3306DIT / turbocharged diesel / 6-cylinder / liquid-cooled inline |
| Displacement | 638 ci (10.5 L) |
| Oil capacity | 29 qts (27.4 L) |
| Power | 225 hp (167.8 kW) |
| Rated RPM | 2100 |
| Starter volts | 12 |
| Torque | 730 lb-ft (989.9 Nm) |
| Torque RPM | 1300 |
| Drawbar (tested) | 184.69 hp (137.7 kW) |
| PTO (tested) | 105.69 hp (78.8 kW) |
Transmission
| Clutch | 355.6mm hydraulic dry disc |
|---|---|
| Description | Ten-speed transmission with two-speed transfer case. |
| Gears | 20 forward and 4 reverse |
| Transmission | Dana-Spicer 1010-2A |
| Transmission type | 20-speed |
Mechanical
| Cab | Safari Cab standard with heat and air-conditioning. |
|---|---|
| Description | Articulated power steering / Hydraulic dry disc brakes |
| Drive type | Four-wheel drive |
| Final drives | outboard planetary |
Hydraulics
| Pressure | 2250 psi (155.1 bar) |
|---|---|
| Pump flow | 30.8 gpm (116.6 lpm) |
| Type | open center |
| Valves | 3 to 5 |
Hitch
| Rear Type | 3 OptOptional |
|---|
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 90 |
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| Length | 252 inches (640 cm) |
|---|---|
| Max weight | 34000 lbs (15422 kg) |
| Shipping weight | 25000 lbs (11340 kg) |
| Wheelbase | 128 inches (325 cm) |
| Width | 96 inches (tractor body) (243 cm) |
| Front tire | 23.1-34 |
| Rear tire | 23.1-34 |
| Weight | 25000 lbs (11340 kg) |
| Wheelbase | 128 inches (325 cm) |
| Ag front | 23.1-34 |
| Ag rear | 23.1-34 |
Bearcat III ST-225 Serial Numbers
| 1980 | 109-00001 |
|---|---|
| 1981 | 109-00170 |
| 1982 | 109-01501 |
| 1983 | 109-02501 |
| Description | FAQ: How to read a serial number table. |
Nebraska Tractor Test 1272
| Description | Diesel 20-speed 4WDApril 18 - May 10, 1978Link: Nebraska Tractor Test 1272 file / PTO performance / Drawbar performance / Gear 3LL used for power test. |
|---|---|
| Fuel use | 11.1 gal/hour (42.0 l/hour) / 14.3 gal/hour (54.1 l/hour) |
| Max power | 172.37 hp (128.5 kW) |
| Max pull | 29 lbs (13 kg) |
| Power at rated engine speed | 105.69 hp (78.8 kW) |
Nebraska Tractor Test 1414
| Description | Diesel 20-speed 4WDOctober 19 - November 4, 1981Link: Nebraska Tractor Test 1414 file / Drawbar performance / Gear 11 used for power test. / Gear 3 used for pull test. |
|---|---|
| Fuel use | 12.0 gal/hour (45.4 l/hour) |
| Max power | 184.69 hp (137.7 kW) |
| Max pull | 28,805 lbs (13065 kg) |
References
| Description | ST Tractors published in 1981, by Steiger / ST Tractors published in 1982, by Steiger |
|---|
Steiger Bearcat III ST-225 Height
| Cab | 134.8 inches (342 cm) |
|---|---|
| Exhaust | 155.8 inches (395 cm) |
| Hood | 94.8 inches (240 cm) |
Tractor Tests
| Description | NTTL 1272: diesel 20-speed 4WD / NTTL 1414: diesel 20-speed 4WD |
|---|
Variants
| PT-225 | row-crop axle |
|---|---|
| ST-225 | fixed axle |