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Tractor · 1980Unverified

Steiger Bearcat III ST-225

Steiger Bearcat III ST-225 — III Series · 106 hp. Reference specifications; pending source verification.

The Steiger Bearcat III ST-225 is a tractor with an output of 106 hp, placing it towards the middle of its class in terms of power. Manufactured from 1980 to 1983, this model features a 6-cylinder turbocharged diesel liquid-cooled engine, coupled to a four-wheel drive system and a 20-speed gearbox. The listed weight for this tractor is 11340 kg, while its intended applications include working areas of approximately 200–800 acres.

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

Rated power
106 hp
Max power
128.5 kW
Weight
11340 kg

Catalogue coverage

Variants represented
2
Richest spec table
79 rows
Recorded power
106 hp
Recorded weight
11340 kg
Transmissions
20-speed
Production years
1980-1983
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
Original price was $66,000 in 1983Reference
Four-wheel driveReference
Final drivesoutboard planetaryReference
Articulated power steeringReference
Hydraulic dry disc brakesReference
Safari Cab standard with heat and air-conditioning.Reference

Variants

ST-225fixed axleReference
PT-225row-crop axleReference

Engine

Caterpillar 10.5L 6-cyl dieselReference
Fuel tank1010.6 LReference
Engine167.8 kWReference
Drawbar (tested)137.7 kWReference
Caterpillar 3306DITReference
turbocharged dieselReference
6-cylinderReference
liquid-cooled inlineReference
Displacement10.5 LReference
Bore/Stroke121 x 152 mmReference
Power167.8 kWReference
Compression15:1Reference
Rated RPM2100Reference
Torque989.9 NmReference
Torque RPM1300Reference
Starter volts12Reference
Oil capacity27.4 LReference
Coolant capacity49.2 LReference
Power at rated engine speed78.8 kWReference
Max power128.5 kWReference
Max power137.7 kWReference

Transmission

20-speedReference
TransmissionDana-Spicer 1010-2AReference
Gears20 forward and 4 reverseReference
Clutch355.6mm hydraulic dry discReference
Ten-speed transmission with two-speed transfer case.Reference

PTO & Hydraulics

PTO (tested)78.8 kWReference
Typeopen centerReference
Pressure155.1 barReference
Valves3 to 5Reference
Pump flow116.6 lpmReference
Rear Type3Reference

Dimensions

Wheelbase325 cmReference
Weight11340 kgReference
Front tire23.1-34Reference
Rear tire23.1-34Reference
Ag front23.1-34Reference
Ag rear23.1-34Reference
Length640 cmReference
Width243 cmReference
Shipping weight11340 kgReference
Max weight15422 kgReference

Bearcat III ST-225 Serial Numbers

1980109-00001Reference
1981109-00170Reference
1982109-01501Reference
1983109-02501Reference
FAQ: How to read a serial number table.Reference

Electrical

GroundnegativeReference
Charging systemalternatorReference
Charging amps90Reference
Battery volts12Reference

Steiger Bearcat III ST-225 Height

Hood240 cmReference
Cab342 cmReference
Exhaust395 cmReference

Test results

NTTL 1272: diesel 20-speed 4WDReference
NTTL 1414: diesel 20-speed 4WDReference
Diesel 20-speed 4WDApril 18 - May 10, 1978Link: Nebraska Tractor Test 1272 fileReference
PTO performanceReference
Fuel use42.0 l/hourReference
Drawbar performanceReference
Fuel use54.1 l/hourReference
Gear 3LL used for power test.Reference
Max pull13 kgReference
Diesel 20-speed 4WDOctober 19 - November 4, 1981Link: Nebraska Tractor Test 1414 fileReference
Fuel use45.4 l/hourReference
Gear 11 used for power test.Reference
Max pull13065 kgReference
Gear 3 used for pull test.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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