Steiger Cougar III ST-251

Production: 1976 - 1982  

Production
Manufacturer:	Steiger
Type:	Four-wheel Drive (4WD) tractor
Factory:	Fargo, North Dakota, USA
Original price:	$75,000 (1982)

Steiger Cougar III ST-251 Power
Engine:	250 hp 186.4 kW
Drawbar (claimed):	206 hp 153.6 kW
Drawbar (tested):	199.04 hp 148.4 kW

Mechanical
Chassis:	4x4 articulated 4WD
Final drives:	outboard planetary
Steering:	hydrostatic power
Brakes:	hydraulic disc
Cab:	Safari Cab standard with heat and air-conditioning.
Transmissions:	10-speed
20-speed

Capacity
Fuel:	267 gal 1010.6 L
Hydraulic system:	33 gal 124.9 L

Hydraulics
Type:	open center
Capacity:	33 gal 124.9 L
Pressure:	2250 psi 155.1 bar
Valves:	4
Pump flow:	30.8 gpm 116.6 lpm

Tractor hitch
Rear Type:	3

Cougar III ST-251 Serial Numbers
1976:	106-00001
1977:	106-00166
1978:	106-00256
1979:	106-00370
1980:	106-00737
1981:	106-01055
1982:	106-01501

Electrical
Ground:	negative
Charging system:	alternator
Charging amps:	90
Batteries:	2
Battery volts:	12
Battery AH:	208
Battery Group:	8D

Engine Detail
Cummins NT-855C
turbocharged diesel
6-cylinder
liquid-cooled
Displacement:	855 ci 14.0 L
Bore/Stroke:	5.50x6.00 inches 140 x 152 mm
Power:	250 hp 186.4 kW
Compression:	14.1:1
Rated RPM:	2100
Idle RPM:	830-2260
Torque:	850 lb-ft 1152.6 Nm
Torque RPM:	1400
Starter volts:	12
Oil capacity:	44 qts 41.6 L
Coolant capacity:	56 qts 53.0 L

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
Shiping weight:	26,610 lbs 12070 kg
Max weight:	34,000 lbs 15422 kg
Front axle:	Raba 598
Rear axle:	Raba 598