Steiger Cougar III ST-251 VS Oliver 990 specs comparison
Steiger Cougar III ST-251
General Infos| Make | Steiger |
| Model | Cougar III ST-251 |
| Country | United states |
| Production | From 1976 Until 1982 |
| Price | 75,000 USD |
| Tractor type | Four wheel Drive (4WD) tractor |
| Fuel | diesel |
| Service repair manual | Steiger Cougar III ST-251 Manual |
Dimensions, sizes and tires
| AG front tires | 23.1-34 |
| AG rear tires | 23.1-34 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 26,610 lbs or 12070 kg |
| Length | 252 inches [640 cm] |
| Width | 96 inches [243 cm] (tractor body) |
| Height | - |
| Wheelbase | 128 inches [325 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 855 ci or 14.0 L |
| Cylinders | 6 cylinders |
| Engine power | 250 hp or 186.4 kW |
| Engine RPM | 2100 (rpm) |
| Torque | 850 lb-ft or 1152.6 Nm | Torque RPM | 1400 (rpm) |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 267 gal or 1010.6 L |
| Oil capacity | 44 qts or 41.6 L |
| Oil change | - |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | Steiger Cougar III ST-251 Parts |
| Batteries number | 2 |
| Batteries voltage | 12 V |
| Battries Amps | 208 amps |
| Cold Amps | - |
| Ground force | negative |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 90 amps |
| Trans system | Spicer SST 1010 |
| Trans type | - |
| Trans gears | 20 forward and 4 reverse |
| Clutch system | 394mm dry disc |
| Wheel drive | 4x4 articulated 4WD |
| Final drive | outboard planetary |
| Steering | hydrostatic power |
| Braking system | hydraulic disc |
| Cabin type | Safari Cab standard with heat and air-conditioning |
| Differentiel lock | - |
| System | open center |
| Valves | 4 |
| Pump flow | 30.8 gpm or 116.6 lpm |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | 33 gal or 124.9 L |
| Hydraulic pressure | 2250 psi or 155.1 bar |
| Max flow | - |
| Drawbar type | - |
| Claimed power | 206 hp or 153.6 kW |
| Drawbar horsepower | 199.04 hp or 148.4 kW |
| Fuel consumption | 13.5 gal/hour or 51.1 l/hour |
| Pulling power | 26,880 lbs or 12192 kg |
| Claimed power | - |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | - |
| Rear PTO RPM | - |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | - |
| Hitch system | - |
| Rear hitch | 3 |
| Rear hitch lift | - |
| Front hitch | - |
| Front hitch lift | - |
Oliver 990
General Infos| Make | Oliver |
| Model | 990 |
| Country | United states |
| Production | From 1958 Until 1961 |
| Price | - |
| Tractor type | Standard tread tractor |
| Fuel | diesel |
| Service repair manual | Oliver 990 Manual |
Dimensions, sizes and tires
| AG front tires | 7.50-18 |
| AG rear tires | 18-26 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 11,000 lbs or 4989 kg |
| Length | - |
| Width | - |
| Height | - |
| Wheelbase | 79.875 inches [202 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | 66 inches |
| Front tread size | 59.9 inches |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 213 ci or 3.5 L |
| Cylinders | 3 cylinders |
| Engine power | - |
| Engine RPM | 1800 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | - |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | Oliver 990 Parts |
| Batteries number | 2 |
| Batteries voltage | 6 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | gear |
| Trans gears | 6 forward and 2 reverse |
| Clutch system | dry disc |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | power |
| Braking system | disc |
| Cabin type | Open operator station |
| Differentiel lock | - |
| System | - |
| Valves | - |
| Pump flow | - |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | - |
| Claimed power | 61.4 hp or 45.8 kW |
| Drawbar horsepower | 61.46 hp or 45.8 kW |
| Fuel consumption | 5.0 gal/hour or 18.9 l/hour |
| Pulling power | 12629 lbs or 5728 kg |
| Claimed power | 84.1 hp or 62.7 kW |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | independent |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | - |
| Hitch system | - |
| Rear hitch | - |
| Rear hitch lift | - |
| Front hitch | - |
| Front hitch lift | - |
Related tractor comparison
Oliver 990 Massey-Harris 333
Steiger Cougar III ST-251 Allis Chalmers HD16A
Oliver 990 J.I. Case 311-B
Oliver 990 David Brown 950
Oliver 990 Allis Chalmers HD11
Steiger Cougar III ST-251 Caterpillar D9
Choose another tractor
Useful links and guides ....
- Steiger provided us with the latest version of its Cougar III ST-251 service repair manual
- Find All mechanical and electrical parts and accessories of Steiger Cougar III ST-251 farm-tractor here
- Get your Oliver 990 manual book version
- Cabine, electrical And mechanical parts for Oliver 990 farm-tractor here
