Wikitractor

Steiger Cougar III ST-270

Production ended · 4WD

Engine power

270 hp

Weight
26,250 lb
Engines
1 Diesel
Built
no record
Price new · 1981
$78,000

Power

Engine270 hp unspecified
PTOno record
Drawbar218.7 hp tested
Listed power270 hp engine basis

Engines

Caterpillar 10.5L 6-cyl dieselDiesel · 6 cyl638 ci
Engine details
Caterpillar 10.5L 6-cyl diesel
Bore × stroke
4.75 in × 6 in
Rated speed
2,200 rpm
Rated power
270 hp
Torque
775 lb·ft at 1,400 rpm
Compression
17.5:1
Cooling
liquid-cooled

Transmissions

10-speed10F / 2R
Dana-Spicer 1010-3B20F / 4R
Transmission notes

Dana-Spicer 1010-3B: Ten-speed transmission with two-speed transfer case.

Weight

Weight26,250 lb shipping
Shipping26,250 lb

Dimensions

Wheelbase128 in
Length252 in
Width96 in
Rear axle clearance20 in

Capacities

Fuel tank267 gal

Hydraulics

Systemopen center
Pump flow29.2 gpm
Pressure2,250 psi
Remote valves4

Hitch

Rear hitch categoryIII
Rear lift capacityno record

Chassis

Drive4WD
SteeringArticulated power steering
BrakesHydraulic disc brakes
Final drivesoutboard planetary
CabSafari Cab standard with heat and air-conditioning

Tires

Front20.8-38
Rear20.8-38

Electrical

System voltage12 V
Batteries2
Battery capacity208 Ah
Chargingalternator
Charging output90 A
Groundnegative

Production

Price new$78,000 (1981)
FactoriesFargo, North Dakota, USA
Built bySteiger

Serial numbers

YearFirst serial
1977105-00330
1978105-00477
1979105-00658
1980105-00872
1981105-0100

Literature

  • ST Tractors - Caterpillar Powered Series III Cougar ST 270 and Panther ST 325 Steiger, 1979
  • Series III Steiger, 1976