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Steiger Cougar II ST-300

Steiger Cougar II ST-300 tractor
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The Steiger Cougar II ST-300 is a four-wheel drive farm tractor produced by Steiger from 1974 to 1976. It is part of the II Series and was built in Fargo, North Dakota, USA. Powered by a Caterpillar 10.5L 6-cylinder turbocharged diesel engine producing 300 hp, it features a Dana-Spicer ST-1010 10-speed transmission. The tractor includes articulated power steering, hydraulic disc brakes, and a standard cab with optional heat and air-conditioning. It has a wheelbase of 121.5 inches, weighs 22,000 lbs, and rides on 23.1-30 tires. The hydraulic system is open center with 3 valves and a pump flow of 25 gpm. The rear hitch is a type III optional. Electrical system includes a 12-volt battery and 62 amp alternator. Serial numbers range from 20501 to 21220 during its production years.
Steiger Cougar II ST-300tractorfarm tractor4WDCaterpillar 3006T engineDana-Spicer ST-1010 transmissiontractor specs
Power300 hp
Founded1974 - 1976
ModelCougar II ST-300

Technical Specifications

Detailed specifications and technical data for Steiger Cougar II ST-300

Power

Engine:300 hp (223.7 kW)
Drawbar (claimed):227 hp (169.3 kW)

Tires

Ag rear:23.1-30
Ag front:23.1-30
Rear tire:23.1-30
Front tire:23.1-30

Engine

Type:turbocharged diesel
Model:Caterpillar 3006T
Power:300 hp (223.7 kW)
Torque:681 lb-ft (923.4 Nm)
Cooling:liquid-cooled horizontal-shaft inline
Cylinders:6-cylinder
Rated RPM:2200
Torque RPM:1550
Bore/Stroke:4.75x6.00 inches (121 x 152 mm)
Displacement:638 ci (10.5 L)
Starter volts:12
Coolant capacity:60 qts (56.8 L)

Dimensions

Width:96 inches (243 cm) *Width with 23.1-30 tires
Length:244 inches (619 cm)
Weight:22000 lbs (9979 kg)
Wheelbase:121.5 inches (308 cm)
Height (cab):133.25 inches (338 cm)

Electrical

Battery volts:12
Charging amps:62
Charging system:alternator

Hydraulics

Type:open center
Valves:3
Pump flow:25 gpm (94.6 lpm)
Steering flow:18 gpm (68.1 lpm)

Mechanical

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

Production

Type:Four-wheel Drive (4WD) tractor
Series:II Series
Built in:Fargo, North Dakota, USA
Years produced:1974 - 1976

Transmission

Gears:10 forward and 2 reverse
Model:Dana-Spicer ST-1010

Tractor hitch

Rear Type:III Optional

Serial Numbers

1974:20501
1975:20726
1976:21220

Related Models

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Model:Cougar II ST-300

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