Steiger Cougar III ST-280

Production: 1981 - 1983  

Production
Manufacturer:	Steiger
Type:	Four-wheel Drive (4WD) tractor
Factory:	Fargo, North Dakota, USA
Original price:	$89,000 (1983)

Steiger Cougar III ST-280 Power
Engine:	280 hp 208.8 kW
Drawbar (tested):	249.69 hp 186.2 kW

Mechanical
Chassis:	4x4 articulated 4WD
Final drives:	outboard planetary
Steering:	hydrostatic power
Brakes:	hydraulic dry disc
Cab:	Safari Cab standard with heat and air-conditioning.
Transmission:	20-speed

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

Tractor hitch
Rear Type:	3 (optional)

Cougar III ST-280 Serial Numbers
1981:	110-00001
1982:	110-01501
1983:	110-02501
1981:	111-00001
1982:	111-01501
1983:	111-02501

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

Engine Detail
Cummins NT-855C
turbocharged diesel
6-cylinder
liquid-cooled inline
Displacement:	855 ci 14.0 L
Bore/Stroke:	5.50x6.00 inches 140 x 152 mm
Power:	280 hp 208.8 kW
Air cleaner:	two paper elements
Compression:	14.1:1
Rated RPM:	2100
Torque:	920 lb-ft 1247.5 Nm
Torque RPM:	1400
Starter volts:	12
Oil capacity:	35 qts 33.1 L
Coolant capacity:	61 qts 57.7 L

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

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