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Steiger Cougar III ST-280

Steiger Cougar III ST-280 tractor
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The Steiger Cougar III ST-280 is a four-wheel drive (4WD) tractor produced by Steiger from 1981 to 1983. It belongs to the III Series and was built in Fargo, North Dakota, USA. The tractor features powerful engine options including the Cummins 14.0L 6-cylinder diesel and the Caterpillar 14.6L 6-cylinder diesel, both delivering 280 hp (208.8 kW). It has a Dana-Spicer 1010 transmission with 20 forward and 4 reverse gears, hydraulic dry disc brakes, articulated power steering, and a Safari Cab with heat and air-conditioning. The tractor's fuel tank capacity is 267 gallons (1010.6 L). Dimensions include a 128 inch (325 cm) wheelbase, 252 inch (640 cm) length, and 96 inch (243 cm) width. Operating weight is approximately 30,500 lbs (13,834 kg). The Cougar III ST-280 was originally priced at $89,000 in 1983.
Steiger Cougar III ST-280Steiger tractor280 hp tractor4WD tractorfarm tractor specificationsCummins engineCaterpillar engineDana-Spicer transmission
Power280 hp
Founded1981 - 1983
ModelCougar III ST-280

Technical Specifications

Detailed specifications and technical data for Steiger Cougar III ST-280

Power

Engine power:280 hp (208.8 kW)
Drawbar (tested):249.69 hp (186.2 kW)

Tires

Ag rear:18.4x38, 20.8x34, 20.8x38, 23.1-34, 24.5x32, 30.5x32
Ag front:18.4x38, 20.8x34, 20.8x38, 23.1-34, 24.5x32, 30.5x32
Rear tire:18.4x38
Front tire:18.4x38

Engine

Power:280 hp (208.8 kW)
Torque:920 lb-ft (1247.5 Nm)
Fuel tank:267 gal (1010.6 L)
Power Cat:280 hp (208.8 kW)
Rated RPM:2100
Torque Cat:945 lb-ft (1281.4 Nm)
Torque RPM:1400
Air cleaner:two paper elements
Bore/Stroke:5.50x6.00 inches (140 x 152 mm)
Compression:14.1:1
Displacement:855 ci (14.0 L)
Oil capacity:35 qts (33.1 L)
Rated RPM Cat:2100
Starter volts:12
Engine options:Cummins 14.0L 6-cyl diesel, Caterpillar 14.6L 6-cyl diesel
Torque RPM Cat:1200
Air cleaner Cat:two paper elements
Bore/Stroke Cat:5.40x6.50 inches (137 x 165 mm)
Cummins NT-855C:turbocharged diesel, 6-cylinder, liquid-cooled inline
Coolant capacity:61 qts (57.7 L)
Displacement Cat:893 ci (14.6 L)
Oil capacity Cat:36 qts (34.1 L)
Starter volts Cat:12
Caterpillar 3406DIT:turbocharged diesel, 6-cylinder, liquid-cooled inline
Coolant capacity Cat:70 qts (66.2 L)

Weight

Operating:30500 lbs (13834 kg)
Cat Shipping:25900 lbs (11748 kg)
Max capacity:34000 lbs (15422 kg)
Cummins Shipping:25600 lbs (11612 kg)

Dimensions

Width:96 inches (tractor body) (243 cm)
Length:252 inches (640 cm)
Wheelbase:128 inches (325 cm)
Height (exhaust):155.8 inches (395 cm)

Electrical

Ground:negative
Battery volts:12
Charging amps:90
Charging system:alternator

Hydraulics

Type:open center
Valves:3 to 5
Pressure:2250 psi (155.1 bar)
Cat Pump flow:31.9 gpm (120.7 lpm)
Cummins Pump flow:28.6 gpm (108.3 lpm)

Mechanical

Cab:Safari Cab standard with heat and air-conditioning.
Drive:Four-wheel drive
Brakes:Hydraulic dry disc brakes
Steering:Articulated power steering
Final drives:outboard planetary

Production

Series:III Series
Built in:Fargo, North Dakota, USA
Drive type:Four-wheel Drive (4WD) tractor
Original price:$89,000 in 1983
Years produced:1981 - 1983

Transmission

Note:Ten-speed transmission with two-speed transfer case.
Gears:20 forward and 4 reverse
Clutch:393.7mm hydraulic dry disc
Transmission:Dana-Spicer 1010

Tractor hitch

Rear Type:III Optional

Related Models

Steiger Cougar III ST-270

Model:Cougar III ST-270