Steiger Cougar III ST-280: all source data
All 84 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | Steiger |
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| (no label) | Four-wheel Drive (4WD) tractor |
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| (no label) | Built in Fargo, North Dakota, USA |
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| (no label) | Original price was $89,000 in 1983 |
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Engine| (no label) | Cummins 14.0L 6-cyl diesel |
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| (no label) | Caterpillar 14.6L 6-cyl diesel |
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| Fuel tank | 267 gal | 1010.6 L |
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Transmission| (no label) | 20-speed |
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Power| Engine | 280 hp | 208.8 kW |
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| Drawbar (tested) | 249.69 hp | 186.2 kW |
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Mechanical| (no label) | Four-wheel drive |
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| Final drives | outboard planetary |
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| (no label) | Articulated power steering |
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| (no label) | Hydraulic dry disc brakes |
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| (no label) | Safari Cab standard with heat and air-conditioning. |
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Hydraulics| Type | open center |
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| Pressure | 2250 psi | 155.1 bar |
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| Valves | 3 to 5 |
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| Cat Pump flow | 31.9 gpm | 120.7 lpm |
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| Cummins Pump flow | 28.6 gpm | 108.3 lpm |
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Dimensions| Wheelbase | 128 inches | 325 cm |
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| Weight | 25600 to 30500 pounds |
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| Front tire | 18.4x38 |
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| Rear tire | 18.4x38 |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 90 |
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| Battery volts | 12 |
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Engine
Engine options| (no label) | Cummins 14.0L 6-cyl diesel |
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| (no label) | Caterpillar 14.6L 6-cyl diesel |
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Engine detail| (no label) | Cummins NT-855C |
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| (no label) | turbocharged diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled inline |
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| Displacement | 855 ci | 14.0 L |
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| Bore/Stroke | 5.50x6.00 inches | 140 x 152 mm |
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| Power | 280 hp | 208.8 kW |
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| Air cleaner | two paper elements |
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| Compression | 14.1:1 |
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| Rated RPM | 2100 |
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| Torque | 920 lb-ft | 1247.5 Nm |
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| Torque RPM | 1400 |
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| Starter volts | 12 |
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| Oil capacity | 35 qts | 33.1 L |
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| Coolant capacity (Coolant) | 61 qts | 57.7 L |
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| (no label) | Caterpillar 3406DIT |
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| (no label) | turbocharged diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled inline |
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| Displacement | 893 ci | 14.6 L |
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| Bore/Stroke | 5.40x6.50 inches | 137 x 165 mm |
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| Power | 280 hp | 208.8 kW |
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| Air cleaner | two paper elements |
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| Rated RPM | 2100 |
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| Torque | 945 lb-ft | 1281.4 Nm |
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| Torque RPM | 1200 |
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| Starter volts | 12 |
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| Oil capacity | 36 qts | 34.1 L |
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| Coolant capacity (Coolant) | 70 qts | 66.2 L |
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Transmission
Transmission| Transmission | Dana-Spicer 1010 |
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| Gears | 20 forward and 4 reverse |
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| Clutch | 393.7mm hydraulic dry disc |
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| (no label) | Ten-speed transmission with two-speed transfer case. |
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Dimensions
Tires| Ag front | 18.4x38 |
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| Ag front | 20.8x34 |
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| Ag front | 20.8x38 |
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| Ag front | 23.1-34 |
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| Ag front | 24.5x32 |
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| Ag front | 30.5x32 |
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| Ag rear | 18.4x38 |
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| Ag rear | 20.8x34 |
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| Ag rear | 20.8x38 |
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| Ag rear | 23.1-34 |
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| Ag rear | 24.5x32 |
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| Ag rear | 30.5x32 |
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Dimensions| Wheelbase | 128 inches | 325 cm |
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| Length | 252 inches | 640 cm |
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| Width | 96 inches (tractor body) | 243 cm |
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| Height (exhaust) | 155.8 inches | 395 cm |
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Weight| Cummins Shipping (Cummins) | 25600 lbs | 11612 kg |
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| Cat Shipping (Cat) | 25900 lbs | 11748 kg |
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| Operating | 30500 lbs | 13834 kg |
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| Max capacity (Max) | 34000 lbs | 15422 kg |
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