Steiger Cougar III ST-250 Technical specs


Make Steiger
Model Cougar III ST-250
Company country United states
Production years From 1976  Until 1983
Tractor type Four wheel Drive (4WD) tractor
Fuel diesel
Price 50,000  USD
Total build -
Service repair manual Steiger Cougar III ST-250 Manual
AG front tires 23.1-34
AG rear tires 23.1-34
Weight 25,000 lbs or 11340 kg
Length 252 inches [640 cm]
Width 96 inches [243 cm] (tractor body)
Height -
Wheelbase 128 inches [325 cm]
Ground clearance -
Engine size 638 ci or 10.5 L
Number of cylinders 6 cylinders
Horsepower 250 hp or 186.4 kW
Power RPM 2100 (rpm)
Engine torque 860 lb-ft or 1166.2 Nm
Engine torque RPM 1300 (rpm)
Fuel type diesel
Fuel tank capacity 267 gal or 1010.6 L
Compression ratio 15:1
Bore stroke 4.75x6.00 inches or (121 x 152 mm)
Oil tank capacity 29 qts or 27.4 L
Coolant tank capacity 56 qts or 53.0 L
Number of batteries -
Battery voltage 12 V
Electric ground force negative
Electric charging system alternator
Electric charging Amps 90 amps
Engine starter volts 12 V
Parts And Accessories Steiger Cougar III ST-250 Parts
Transmission system Dana-Spicer 1010-2A
Transmission type -
Transmission gears 20 forward and 4 reverse
Clutch system 355.6mm hydraulic dry disc
Wheel drive 4x4 articulated 4WD
Final drive system outboard planetary
Steering system hydrostatic power
Braking system hydraulic dry disc
Cabin type Safari Cab standard with heat and air-conditioning
Hydraulic system open center
Number of valves 3 to 5
Pump flow rate 30.8 gpm or 116.6 lpm
Hydraulic pressure 2250 psi or 155.1 bar
Drawbar real power 214.51 hp or 160.0 kW
Drawbar fuel consumption 13.4 gal/hour or 50.7 l/hour
Max drawbar pull 29,539 lbs or 13398 kg
PTO claimed power -
PTO clutch system -
Rear PTO system -
Front PTO system -
PTO fuel consumption -
Hitch control system -
Rear hitch 3
Rear hitch lift -



Detailed review of Steiger Cougar III ST-250

Steiger produced its Cougar III ST-250 farm tractor model From 1976  Until 1983 in United states this exact model was priced at 50,000 USD with a Safari Cab standard with heat and air-conditioning cabin.
Talking dimensions and weight, this model weighs 25,000 lbs or 11340 kg has 96 inches [243 cm] (tractor body) of width, 252 inches [640 cm] of length while maintaining a wheelbase of 128 inches [325 cm].
This tractor can fit ag tires of 23.1-34 front and 23.1-34 back .
This Steiger Cougar III ST-250 is powerd by a diesel engine it has 638 ci or 10.5 L 6 cylinders ,it can produce 250 hp or 186.4 kW at 2100 (rpm), and has a torque of 860 lb-ft or 1166.2 Nm at 1300 (rpm) the fuel tank capacity is 267 gal or 1010.6 L.
This machine has 4x4 articulated 4WD wheel drive system,20 forward and 4 reverse Dana-Spicer 1010-2A transmission system.

- Steiger provided us with the latest version of its Cougar III ST-250 service repair manual
- Find All mechanical and electrical parts and accessories of Steiger Cougar III ST-250 farm-tractor here