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Tractor · 1979Unverified

Steiger Cougar III PT-250

Name: Steiger Cougar III PT-250
Brand: Steiger

Steiger Cougar III PT-250 — III Series · 57 hp. Reference specifications; pending source verification.

The Steiger Cougar III PT-250 is a tractor with a rated power output of 57 hp, classifying it as a relatively compact option within its range. Manufactured between 1979 and 1980, this tractor is equipped with a 6-cylinder turbocharged diesel liquid-cooled engine and features four-wheel drive with a hydrostatic transmission. Its listed weight is 12,902 kg, making it suitable for tasks covering approximately 200 acres.

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

Rated power

57 hp

Weight

12902 kg

Catalogue coverage

Variants represented

Richest spec table

83 rows

Recorded power

57 hp

Recorded weight

12902 kg

Transmissions

20-speed constant mesh

Production years

1979-1980

Verified variants

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

Original price was $74,500 in 1980Reference

Four-wheel driveReference

Final drivesoutboard planetaryReference

Articulated power steeringReference

Hydraulic disc brakesReference

Safari Cab standard with air-conditioning.Reference

Engine

Caterpillar 10.5L 6-cyl dieselReference

Engine186.4 kWReference

Caterpillar 3306TReference

turbocharged dieselReference

6-cylinderReference

liquid-cooled inlineReference

Displacement10.5 LReference

Bore/Stroke121 x 152 mmReference

Power186.4 kWReference

Compression17.5:1Reference

Rated RPM2200Reference

Idle RPM830-2470Reference

Starter volts12Reference

Oil capacity24.6 LReference

Coolant capacity49.2 LReference

Transmission

20-speed constant meshReference

TransmissionSpicer SST 1010Reference

Typeconstant meshReference

Gears20 forward and 4 reverseReference

Clutchhydraulic cerametallic dry discReference

Oil capacity15.1 LReference

Oil capacity35.0 LReference

Five-speed transmission with two ranges and a two-speed transfer case. Tractor must be stopped to shift ranges on transmission or transfer case.Reference

PTO & Hydraulics

PTO (claimed)42.5 kWReference

PTO (claimed)78.3 kWReference

Hydraulic system83.3 LReference

Typeopen centerReference

Capacity83.3 LReference

Pressure155.1 barReference

Valves4 or 5Reference

Pump flow75.7 lpmReference

Rear TypeIIIReference

Rear PTOindependentReference

Clutchhydrostatic-driveReference

Rear PTO Type540/1000Reference

Capacities

Fuel851.6 LReference

Dimensions

Wheelbase336 cmReference

Weight12902 kgReference

Front tire18.4-34Reference

Rear tire18.4-34Reference

Ag front18.4-34Reference

Ag rear18.4-34Reference

Ag front23.1-30Reference

Ag front24.5-32Reference

Ag front30.5-32Reference

Ag front20.8-34Reference

Ag front23.1-34Reference

Ag front18.4-38Reference

Ag front20.8-38Reference

Ag rear23.1-30Reference

Ag rear24.5-32Reference

Ag rear30.5-32Reference

Ag rear20.8-34Reference

Ag rear23.1-34Reference

Ag rear18.4-38Reference

Ag rear20.8-38Reference

Length672 cmReference

Width305 cmReference

Height (exhaust)395 cmReference

Shipping weight12902 kgReference

Max weight14515 kgReference

Front axleRaba 598Reference

Raba 598 rear axleReference

Cougar III PT-250 Serial Numbers

1979142-00001Reference

1980142-00007Reference

FAQ: How to read a serial number table.Reference

Electrical

GroundnegativeReference

Charging systemalternatorReference

Charging amps90Reference

Charging volts12Reference

Batteries4Reference

Battery CCA475Reference

Battery volts12Reference

Speeds

With 18.4x34 tires and S-34 axles.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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