Tractor · 1977Unverified
Steiger Bearcat III PT-225
Steiger Bearcat III PT-225 — III Series · 106 hp. Reference specifications; pending source verification.
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
12834 kg
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 1982Reference
Four-wheel driveReference
Final drivesoutboard planetaryReference
Articulated power steeringReference
Hydraulic disc brakesReference
Safari Cab standard with air-conditioning.Reference
Variants
ST-225fixed axleReference
PT-225row-crop axleReference
Engine
Caterpillar 10.5L 6-cyl dieselReference
Engine167.8 kWReference
Drawbar (tested)128.5 kWReference
Caterpillar 3306TReference
turbocharged dieselReference
6-cylinderReference
liquid-cooled inlineReference
Displacement10.5 LReference
Bore/Stroke121 x 152 mmReference
Power167.8 kWReference
Compression17.5:1Reference
Rated RPM2200Reference
Idle RPM830-2430Reference
Starter volts12Reference
Oil capacity30.3 LReference
Coolant capacity49.2 LReference
Power at rated engine speed78.8 kWReference
Max power128.5 kWReference
Transmission
20-speed constant meshReference
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
PTO (tested)78.8 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
Weight12834 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 weight12834 kgReference
Max weight14061 kgReference
Front axleRaba 598Reference
Raba 598 rear axleReference
Bearcat III PT-225 Serial Numbers
1977141-00001Reference
1978141-00157Reference
1979141-00336Reference
1980141-00537Reference
1981141-00651Reference
FAQ: How to read a serial number table.Reference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Charging amps90Reference
Charging volts12Reference
Batteries4Reference
Battery CCA475Reference
Battery volts12Reference
Test results
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
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.