Steiger

Cougar III ST-251

Farm tractor · 1976–1982 · 250 hp

The Steiger Cougar III ST-251 is a farm tractor manufactured from 1976 to 1982. It features a Cummins NT-855C engine, and articulated power steering. The transmission is a gear type with 10 forward and 2 reverse.

Engine

EngineCummins NT-855C
Cylinders6
Coolingliquid-cooled
Turbocharger Statusturbocharged diesel
Displacement855 ci (14 L)
Bore5.5 in (140 mm)
Stroke6 in (152 mm)
Compression Ratio14.1
Power Gross250 hp (186.4 kW)
Power Rated250 hp (186.4 kW)
Power Drawbar199.04 hp (148.4 kW)
Torque Peak850 lb-ft (1,152.6 Nm)
Torque Peak1,400 RPM
Starter Volts12
Starter Typeelectric
Oil Capacity44 qts (41.6 L)
Coolant Capacity56 qts (53 L)
ManufacturerCummins
Rated2,100 RPM
Idle830-2260 RPM

Transmission

Transmission Typegear
Transmission ModelSpicer SST 1010
Gears10 forward and 2 reverse
Clutchhydraulic dry discs
Available Options10-speed, 20-speed

Hydraulics

Typeopen center
Pump Flow30.8 gpm (116.6 lpm)
Pressure2,250 psi (155.1 bar)
Valves4
System Capacity33 gal (124.9 L)

Hitch

Rear TypeIII Optional

Dimensions

Length252 in (640 cm)
Width96 in (243 cm)
Height155.8 in (395 cm)
Wheelbase128 in (325 cm)

Weight

Shipping26,610 lbs (12,070 kg)

Tires & Tracks

Front Ag23.1-34
Rear Ag23.1-34

Fuel

Capacity267 gal (1,010.6 L)

Steering

Typearticulated power

Cab

CabSafari Cab standard with heat and air-conditioning