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Steiger Cougar II ST-300 vs Steiger Panther III ST-310

Verdict: Steiger Cougar II ST-300 vs Steiger Panther III ST-310

The Steiger Cougar II ST-300 and the Steiger Panther III ST-310 are both tractors — here is how they stack up on the figures that matter. Steiger Panther III ST-310 leads on rated power with 310 hp against 300 hp. Steiger Cougar II ST-300 is the lighter machine (9,979 kg vs 12,111 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Steiger Panther III ST-310 is the newer design (1976 vs 1974). In short: choose the Steiger Panther III ST-310 for outright pulling power, or the Steiger Cougar II ST-300 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Fit & specs
Steiger Cougar II ST-300 Tractor
Steiger
62
Fit score
Best match
Clear
Steiger Panther III ST-310 Tractor
Steiger
62
Fit score
Best match
Clear
Rated power
300 hp
310 hp
Confidence
40%
40%
Guide price
Overview
Manufacturer
SteigerReference
SteigerReference
With 23.1-30 tires.Reference
Ten-speed transmission with two-speed transfer case.Reference
Final drives
outboard planetaryReference
outboard planetaryReference
Engine
Engine
223.7 kWReference
231.2 kWReference
Drawbar (claimed)
169.3 kWReference
Displacement
10.5 LReference
14.0 LReference
Bore/Stroke
121 x 152 mmReference
140 x 152 mmReference
Power
223.7 kWReference
231.2 kWReference
Rated RPM
2200Reference
2100Reference
Torque
923.4 NmReference
1328.9 NmReference
Torque RPM
1550Reference
1400Reference
Starter volts
12Reference
12Reference
Coolant capacity
56.8 LReference
59.6 LReference
Drawbar (tested)
184.0 kWReference
Air cleaner
two paper elementsReference
Compression
14.1:1Reference
Idle RPM
830-2260Reference
Starter
electricReference
Oil capacity
33.1 LReference
Max power
184.0 kWReference
Transmission
Transmission
Dana-Spicer ST-1010Reference
Dana-Spicer 1010-3BReference
Gears
10 forward and 2 reverseReference
20 forward and 4 reverseReference
Clutch
hydraulic dry discsReference
PTO & Hydraulics
Type
open centerReference
open centerReference
Valves
3Reference
3 to 5Reference
Pump flow
94.6 lpmReference
108.3 lpmReference
Steering flow
68.1 lpmReference
Rear Type
IIIReference
IIIReference
Hydraulic system
124.9 LReference
Capacity
124.9 LReference
Pressure
155.1 barReference
Dimensions
Wheelbase
308 cmReference
325 cmReference
Weight
9979 kgReference
12111 kgReference
Front tire
23.1-30Reference
23.1-34Reference
Rear tire
23.1-30Reference
23.1-34Reference
Ag front
23.1-30Reference
23.1-34Reference
Ag rear
23.1-30Reference
23.1-34Reference
Length
619 cmReference
640 cmReference
Width
243 cmReference
243 cmReference
Height (cab)
338 cmReference
Height (exhaust)
395 cmReference
Shipping weight
12111 kgReference
Max weight
15422 kgReference
Front axle
Raba 598Reference
Cougar II ST-300 Serial Number Location
Cougar II ST-300 Serial Numbers
1974
20501Reference
1975
20726Reference
1976
21220Reference
107-00001Reference
Electrical
Charging system
alternatorReference
alternatorReference
Charging amps
62Reference
90Reference
Battery volts
12Reference
12Reference
Ground
negativeReference
Batteries
2Reference
Battery AH
208Reference
Battery Group
8DReference
Speeds
Capacities
Fuel
1010.6 LReference
Panther III ST-310 Serial Numbers
1977
107-00314Reference
1978
107-00463Reference
1979
107-00612Reference
1980
107-00887Reference
1981
107-01079Reference
1982
107-01501Reference
1983
107-02501Reference
Test results
Fuel use
67.0 l/hourReference
Max pull
12136 kgReference

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.

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