Tractor · 1977Unverified
Steiger Cougar III ST-270
Steiger Cougar III ST-270 — III Series · 270 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
270 hp
Max power
163.1 kW
Weight
11907 kg
Hover a source tag to verify
Overview
ManufacturerSteigerReference
Four-wheel Drive (4WD) tractorReference
Built in Fargo, North Dakota, USAReference
Original price was $78,000 in 1981Reference
Four-wheel driveReference
Final drivesoutboard planetaryReference
Articulated power steeringReference
Hydraulic disc brakesReference
Safari Cab standard with heat and air-conditioning.Reference
Engine
Caterpillar 10.5L 6-cyl dieselReference
Fuel tank1010.6 LReference
Engine201.3 kWReference
Drawbar (tested)163.1 kWReference
Caterpillar 3306Reference
turbocharged aftercooled dieselReference
6-cylinderReference
liquid-cooledReference
Displacement10.5 LReference
Bore/Stroke121 x 152 mmReference
Power201.3 kWReference
Compression17.5:1Reference
Rated RPM2200Reference
Idle RPM830-2470Reference
Torque1050.9 NmReference
Torque RPM1400Reference
StarterelectricReference
Starter volts12Reference
Oil capacity27.4 LReference
Coolant capacity53.0 LReference
Max power163.1 kWReference
Transmission
10-speedReference
20-speedReference
Gears10 forward and 2 reverseReference
Clutchhydraulic dry discsReference
TransmissionDana-Spicer 1010-3BReference
Gears20 forward and 4 reverseReference
Clutch356mm dry discReference
Ten-speed transmission with two-speed transfer case.Reference
PTO & Hydraulics
Typeopen centerReference
Pressure155.1 barReference
Valves4Reference
Pump flow110.5 lpmReference
Rear TypeIIIReference
Dimensions
Wheelbase325 cmReference
Weight11907 kgReference
Front tire20.8-38Reference
Rear tire20.8-38Reference
Ag front20.8-38Reference
Ag rear20.8-38Reference
Ag front18.4-30Reference
Ag front18.4-34Reference
Ag front18.4-38Reference
Ag front20.8-34Reference
Ag front23.1-30Reference
Ag front23.1-34Reference
Ag front24.5-32Reference
Ag front30.5-32Reference
Ag rear18.4-30Reference
Ag rear18.4-34Reference
Ag rear18.4-38Reference
Ag rear20.8-34Reference
Ag rear23.1-30Reference
Ag rear23.1-34Reference
Ag rear24.5-32Reference
Ag rear30.5-32Reference
Length640 cmReference
Width243 cmReference
Height (exhaust)395 cmReference
Shipping weight11907 kgReference
Max weight15422 kgReference
Clearance (rear axle)50 cmReference
Front axleRaba 598Reference
Raba 598 rear axleReference
Cougar III ST-270 Serial Numbers
1977105-00330Reference
1978105-00477Reference
1979105-00658Reference
1980105-00872Reference
1981105-0100Reference
FAQ: How to read a serial number table.Reference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Charging amps90Reference
Batteries2Reference
Battery volts12Reference
Battery AH208Reference
Battery Group8DReference
Test results
Diesel 10-speed 4WDApril 18 - May 2, 1977Link: Nebraska Tractor Test 1238 fileReference
Drawbar performanceReference
Fuel use62.1 l/hourReference
Gear 6 used for power test.Reference
Max pull11508 kgReference
Gear 3 used for pull test.Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.