Tractor · 1977Unverified
Steiger Tiger III ST-450
Steiger Tiger III ST-450 — Model year 1977-19791980-1982 · 470 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
470 hp
Max power
275.7 kW
Weight
20575 kg
Hover a source tag to verify
Overview
ManufacturerSteigerReference
Four-wheel Drive (4WD) tractorReference
Built in Fargo, North Dakota, USAReference
Four-wheel driveReference
Final drivesplanetaryReference
Articulated power steeringReference
Hydraulic disc brakesReference
Safari Cab standard with air-conditioning.Reference
Engine
Cummins 18.8L 6-cyl dieselReference
Engine350.5 kWReference
Drawbar (tested)275.7 kWReference
Cummins KTA-1150Reference
turbocharged dieselReference
6-cylinderReference
liquid-cooled inlineReference
The 470 horsepower Cummins engine was available in early versions of the Steiger Tiger III. Later, this version became the ST-470 when the 450 horsepower Caterpillar engine became an option.Reference
Displacement18.8 LReference
Bore/Stroke159 x 159 mmReference
Power350.5 kWReference
Compression15.5:1Reference
Rated RPM1700Reference
Idle RPM650-2350Reference
Torque2142.5 NmReference
Torque RPM1500Reference
Starter volts24Reference
Oil capacity71.9 LReference
Coolant capacity106.0 LReference
Max power275.7 kWReference
Transmission
6-speed full power shift with torque converterReference
TransmissionAllison CLT 5965Reference
Typefull power shift with torque converterReference
Gears6 forward and 1 reverseReference
Power shift six-speed transmission with locking torque converter. Torque converter automatically locks when transmission side reaches 1700 RPM.Reference
Capacities
Fuel1457.2 LReference
PTO & Hydraulics
Hydraulic system181.7 LReference
Typeopen centerReference
Capacity181.7 LReference
Pressure155.1 barReference
Valves5Reference
Pump flow143.8 lpmReference
SCV flow94.6 lpmReference
Dimensions
Wheelbase381 cmReference
Weight20575 kgReference
Front tire30.5x32Reference
Rear tire30.5x32Reference
Ag front30.5x32Reference
Ag rear30.5x32Reference
Length734 cmReference
Width119 cmReference
Width152 cmReference
Width243 cmReference
Width484 cmReference
Height (exhaust)408 cmReference
Max weight22680 kgReference
Front axleRaba K594Reference
Raba K594 rear axleReference
Tiger III ST-450 Serial Numbers
1977130-00001Reference
1978130-00047Reference
1979130-00097Reference
FAQ: How to read a serial number table.Reference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Charging amps90Reference
Batteries4Reference
Battery CCA625Reference
Battery volts12Reference
Test results
Diesel 6-speed 4WDJuly 6 - 13, 1978Link: Nebraska Tractor Test 1282 fileReference
Drawbar performanceReference
Fuel use89.7 l/hourReference
Gear 3 used for power test.Reference
Max pull19375 kgReference
Gear 1 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.