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Steiger Panther III PT-350

The Steiger Panther III PT-350 is a four-wheel drive (4WD) tractor produced by Steiger from 1977 to 1981 as part of the III Series. It was built in Fargo, North Dakota, USA, and originally sold for $95,000 in 1981. It features a powerful Cummins VT903 turbocharged 14.8L V-8 diesel engine producing 350 hp (261 kW). The tractor has a 20-speed constant mesh transmission with 4 reverse gears and a hydraulic cerametallic dry disc clutch. It includes articulated power steering, hydraulic disc brakes, and a Safari Cab with air-conditioning as standard. The hydraulic system is open center with a 22-gallon capacity and 2250 psi pressure. The tractor has a rear PTO with independent hydrostatic-drive clutch and 540/1000 RPM options. Dimensions include a 132.5 inch wheelbase, 264.6 inch length, and 120.2 inch minimum width. It weighs 29,668 lbs shipping weight and can handle up to 34,000 lbs max weight. Tires come in various agricultural sizes for front and rear. Electrical system is 12 volts with 4 batteries and a 90 amp alternator.
Steiger Panther III PT-350tractorspecificationsenginetransmissiondimensionshydraulics4WDCummins VT903
Power350 hp
Founded1977 - 1981
ModelPanther III PT-350

Technical Specifications

Detailed specifications and technical data for Steiger Panther III PT-350

Power

Engine power:350 hp (261.0 kW)
PTO (claimed):105 hp (1000 RPM) (78.3 kW)

Tires

Ag rear:20.8-34, 23.1-30, 24.5-32, 30.5-32, 18.4-34, 23.1-34, 18.4-38, 20.8-38
Ag front:20.8-34, 23.1-30, 24.5-32, 30.5-32, 18.4-34, 23.1-34, 18.4-38, 20.8-38

Engine

Type:turbocharged diesel
Model:Cummins VT903
Power:350 hp (261.0 kW)
Idle RPM:830-2960
Cylinders:8-cylinder
Rated RPM:2600
Bore/Stroke:5.50x4.75 inches (140 x 121 mm)
Displacement:903 ci (14.8 L)
Oil capacity:38 qts (36.0 L)
Configuration:liquid-cooled V-8
Starter volts:12
Coolant capacity:60 qts (56.8 L)
Compression ratio:15.5:1

Capacity

Fuel:225 gal (851.6 L)
Hydraulic system:22 gal (83.3 L)

Dimensions

Width:120.2 inches Minimum (305 cm)
Length:264.6 inches (672 cm)
Rear axle:Steiger S-34
Wheelbase:132.5 inches (336 cm)
Front axle:Steiger S-34
Max weight:34000 lbs (15422 kg)
Shipping weight:29668 lbs (13457 kg)
Height (exhaust):155.7 inches (395 cm)

Electrical

Ground:negative
Batteries:4
Battery CCA:475
Battery volts:12
Charging amps:90
Charging volts:12
Charging system:alternator

Hydraulics

Type:open center
Valves:4 or 5
Capacity:22 gal (83.3 L)
Pressure:2250 psi (155.1 bar)
Pump flow:20 gpm (75.7 lpm)

Mechanical

Cab:Safari Cab standard with air-conditioning
Drive:Four-wheel drive
Brakes:Hydraulic disc brakes
Steering:Articulated power steering
Final drives:outboard planetary

Production

Series:III Series
Built in:Fargo, North Dakota, USA
Drive type:Four-wheel Drive (4WD) tractor
Years made:1977 - 1981
Original price:$95,000 in 1981

References

Operator's Manual:PT225 - PT250 - PT270 -PT350 (37-060) published in 1978

Transmission

Type:constant mesh
Gears:20 forward and 4 reverse
Clutch:hydraulic cerametallic dry disc
Description:Five-speed transmission with two ranges and a two-speed transfer case. Tractor must be stopped to shift ranges on transmission or transfer case.
Oil capacity (transmission only):16 qts (15.1 L)
Oil capacity (transmission and transfer case):37 qts (35.0 L)

Tractor hitch

Rear Type:III Optional

Serial Numbers

1977:140-00001
1978:140-00023
1979:140-00059
1980:140-00062
1981:140-00075

Power Take-off (PTO)

Clutch:hydrostatic-drive
Rear PTO:independent Optional
Rear PTO Type:540/1000