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Tractor · 1974Unverified

Steiger Cougar II ST-300

Steiger Cougar II ST-300 — II Series · 300 hp. Reference specifications; pending source verification.

The Steiger Cougar II ST-300 is a tractor with a rated output of 300 hp, categorising it as a high-powered machine within its class. It was manufactured from 1974 to 1976. This model features a 6-cylinder turbocharged diesel liquid-cooled engine, transmitting power to four-wheel drive via a 10-speed gearbox. Its listed weight is 9979 kg, making it suitable for tasks covering around 1,500+ acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power
300 hp
Weight
9979 kg

Catalogue coverage

Variants represented
2
Richest spec table
49 rows
Recorded power
300 hp
Recorded weight
9979 kg
Transmissions
10-speed
Production years
1974-1976
Verified variants
0

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerSteigerReference
Four-wheel Drive (4WD) tractorReference
Built in Fargo, North Dakota, USAReference
Four-wheel driveReference
Final drivesoutboard planetaryReference
Articulated power steeringReference
Hydraulic disc brakesReference
Cab standard with optional heat and air-conditioning.Reference

Engine

Caterpillar 10.5L 6-cyl dieselReference
Engine223.7 kWReference
Drawbar (claimed)169.3 kWReference
Caterpillar 3006TReference
turbocharged dieselReference
6-cylinderReference
liquid-cooled horizontal-shaft inlineReference
Displacement10.5 LReference
Bore/Stroke121 x 152 mmReference
Power223.7 kWReference
Rated RPM2200Reference
Torque923.4 NmReference
Torque RPM1550Reference
Starter volts12Reference
Coolant capacity56.8 LReference

Transmission

10-speedReference
TransmissionDana-Spicer ST-1010Reference
Gears10 forward and 2 reverseReference

PTO & Hydraulics

Typeopen centerReference
Valves3Reference
Pump flow94.6 lpmReference
Steering flow68.1 lpmReference
Rear TypeIIIReference

Dimensions

Wheelbase308 cmReference
Weight9979 kgReference
Front tire23.1-30Reference
Rear tire23.1-30Reference
Ag front23.1-30Reference
Ag rear23.1-30Reference
Length619 cmReference
Width243 cmReference
Height (cab)338 cmReference

Cougar II ST-300 Serial Number Location

Serial number plate on the left side of the tractor, near the top step.Reference

Cougar II ST-300 Serial Numbers

197420501Reference
197520726Reference
197621220Reference
FAQ: How to read a serial number table.Reference

Electrical

Charging systemalternatorReference
Charging amps62Reference
Battery volts12Reference

Speeds

With 23.1-30 tires.Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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