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| info | |
| 1977 - 1981 III Series, Four-wheel Drive (4WD) tractor | |
| Next model: | Steiger Cougar III ST-280 |
| Production | |
| Manufacturer: | Steiger |
| Factory: | Fargo, North Dakota, USA |
| Original price (USD): | $78,000 (1981) |
| Capacity | |
| Fuel: | 267 gal [1010.6 L] |
| 3-Point Hitch | |
| Rear Type: | 3 (optional) |
| Dimensions & Tires | |
| Wheelbase: | 128 inches [325 cm] |
| Weight: | 26,250 lbs [11907 kg] |
| Front tire: | 23.1-34 |
| Rear tire: | 23.1-34 |
| Steiger Cougar III ST-270 Power | |
| Engine: | 270 hp [201.3 kW] |
| Mechanical | |
| Chassis: | 4x4 articulated 4WD |
| Final drives: | outboard planetary |
| Steering: | hydrostatic power |
| Brakes: | hydraulic disc |
| Cab: | Safari Cab standard with heat and air-conditioning. |
| Hydraulics | |
| Type: | open center |
| Pressure: | 2250 psi [155.1 bar] |
| Valves: | 4 |
| Pump flow: | 29.2 gpm [110.5 lpm] |
| Electrical | |
| Ground: | negative |
| Charging system: | alternator |
| Charging amps: | 90 |
| Battery | |
| Number: | 2 |
| Volts: | 12 |
| Amp-hours: | 208 |
| Group: | 8D |
| info | |
| Bore/Stroke: | 4.75x6.00 inches [121 x 152 mm] |
| Power: | 270 hp [201.3 kW] |
| Compression: | 17.5:1 |
| Rated RPM: | 2200 |
| Idle RPM: | 830-2470 |
| Torque: | 775 lb-ft [1050.9 Nm] |
| Torque RPM: | 1400 |
| Starter volts: | 12 |
| Oil capacity: | 29 qts [27.4 L] |
| Coolant capacity: | 56 qts [53.0 L] |
| Engine Detail | |
| Caterpillar 3306, turbocharged aftercooled diesel, 6-cylinder, liquid-cooled, 638 ci [10.5 L] |
| info | |
| Next model: | Steiger Cougar III ST-280 |
| Transmission | |
| Gears: | 10 forward and 2 reverse |
| Clutch: | hydraulic dry discs |
| info | |
| Next model: | Steiger Cougar III ST-280 |
| Dimensions | |
| Weight (shipping): | 26,250 lbs [11907 kg] |
| Weight (max capacity): | 34,000 lbs [15422 kg] |
| Wheelbase: | 128 inches [325 cm] |
| Length: | 252 inches [640 cm] |
| Width: | 96 inches [243 cm] (tractor body) |
| Height (exhaust): | 155.8 inches [395 cm] |
| Clearance (rear axle): | 20 inches [50 cm] |
| Front axle: | Raba 598 |
| Rear axle: | Raba 598 |
| Steiger Cougar III ST-270 Tires | |
| Ag front: | 23.1-34 |
| Ag rear: | 23.1-34 |