Tractor · 1981Unverified
Steiger Cougar III ST-280
Steiger Cougar III ST-280 — III Series · 280 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
280 hp
Max power
186.2 kW
Weight
25600 to 30500 pounds
Hover a source tag to verify
Overview
ManufacturerSteigerReference
Four-wheel Drive (4WD) tractorReference
Built in Fargo, North Dakota, USAReference
Original price was $89,000 in 1983Reference
Four-wheel driveReference
Final drivesoutboard planetaryReference
Articulated power steeringReference
Hydraulic dry disc brakesReference
Safari Cab standard with heat and air-conditioning.Reference
Engine
Cummins 14.0L 6-cyl dieselReference
Caterpillar 14.6L 6-cyl dieselReference
Fuel tank1010.6 LReference
Engine208.8 kWReference
Drawbar (tested)186.2 kWReference
Cummins NT-855CReference
turbocharged dieselReference
6-cylinderReference
liquid-cooled inlineReference
Displacement14.0 LReference
Bore/Stroke140 x 152 mmReference
Power208.8 kWReference
Air cleanertwo paper elementsReference
Compression14.1:1Reference
Rated RPM2100Reference
Torque1247.5 NmReference
Torque RPM1400Reference
Starter volts12Reference
Oil capacity33.1 LReference
Coolant capacity57.7 LReference
Caterpillar 3406DITReference
Displacement14.6 LReference
Bore/Stroke137 x 165 mmReference
Torque1281.4 NmReference
Torque RPM1200Reference
Oil capacity34.1 LReference
Coolant capacity66.2 LReference
Max power186.2 kWReference
Max power184.4 kWReference
Transmission
20-speedReference
TransmissionDana-Spicer 1010Reference
Gears20 forward and 4 reverseReference
Clutch393.7mm hydraulic dry discReference
Ten-speed transmission with two-speed transfer case.Reference
PTO & Hydraulics
Typeopen centerReference
Pressure155.1 barReference
Valves3 to 5Reference
Cat Pump flow120.7 lpmReference
Cummins Pump flow108.3 lpmReference
Rear TypeIIIReference
Dimensions
Wheelbase325 cmReference
Weight25600 to 30500 poundsReference
Front tire18.4x38Reference
Rear tire18.4x38Reference
Ag front18.4x38Reference
Ag front20.8x34Reference
Ag front20.8x38Reference
Ag front23.1-34Reference
Ag front24.5x32Reference
Ag front30.5x32Reference
Ag rear18.4x38Reference
Ag rear20.8x34Reference
Ag rear20.8x38Reference
Ag rear23.1-34Reference
Ag rear24.5x32Reference
Ag rear30.5x32Reference
Length640 cmReference
Width243 cmReference
Height (exhaust)395 cmReference
Cummins Shipping11612 kgReference
Cat Shipping11748 kgReference
Operating13834 kgReference
Cougar III ST-280 Serial Numbers
1981110-00001Reference
1982110-01501Reference
1983110-02501Reference
1981111-00001Reference
1982111-01501Reference
1983111-02501Reference
FAQ: How to read a serial number table.Reference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Charging amps90Reference
Battery volts12Reference
Capacities
Max capacity15422 kgReference
Test results
NTTL 1401: Cummins diesel 20-speed 4WDReference
NTTL 1412: Cat diesel 20-speed 4WDReference
Cummins diesel 20-speed 4WDAugust 27 - September 9, 1981Link: Nebraska Tractor Test 1401 fileReference
Drawbar performanceReference
Gear 12 used for power test.Reference
Max pull14296 kgReference
Gear 1 used for pull test.Reference
Cat diesel 20-speed 4WDOctober 19 - 30, 1981Link: Nebraska Tractor Test 1412 fileReference
Fuel use57.2 l/hourReference
Gear 10 used for power test.Reference
Max pull14724 kgReference
Gear 4 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.