Steyr 8140
Power
120 hp
Production
1977-1982
Engine
Diesel, 6-cylinder
Transmission
Synchro
Weight
11,642 lbs [5280 kg]
Drive
2WD/4WD
Introduction
Steyr 8140
The Steyr 8140 is a heavy-duty agricultural tractor manufactured between 1977 and 1982. Designed for demanding field operations, this model is recognized for its durability and mechanical reliability during its production era.
Engine and Performance
The tractor is powered by a 6-cylinder diesel engine with a displacement of 6.6 liters (402.5 ci). It produces a rated power of 120 hp (89.5 kW) at 2200 RPM. The engine delivers a peak torque of 333 lb-ft (451.5 Nm) at 1500 RPM, providing consistent lugging power for heavy traction tasks.
Transmission and Drive
The drivetrain features a synchro-mesh transmission offering 12 forward and 4 reverse gears. It was primarily configured as a 4x2 2WD unit, with an optional 4x4 MFWD (Mechanical Front Wheel Drive) system available to improve traction in difficult terrain. Steering is facilitated by a hydrostatic power system to reduce operator effort.
Hydraulics and Hitch
The hydraulic system provides a total flow of 10.8 gpm (40.9 lpm). The rear hitch is capable of lifting 9,922.5 lbs (4,500 kg), allowing the tractor to handle a wide range of heavy implements. The rear PTO operates at dual speeds of 540 and 1000 RPM to accommodate various power requirements.
Dimensions and Weight
The tractor has a wheelbase of 107.1 inches (272 cm) and an overall length of 178 inches (452 cm). With a total weight of 11,642 lbs (5,280 kg), the machine provides sufficient ballast for field work. It is equipped with 11.00-16 or 14.9-28 front tires and 18.4-38 rear tires.
Conclusion
With its robust 6-cylinder engine and significant lift capacity, the Steyr 8140 is a capable utility tractor suited for medium-to-large scale farming operations requiring reliable pulling power and versatile hydraulic performance.
Production Information of Steyr, 8140
| Manufacturer | Steyr |
|---|
Dimension and Tires Information of Steyr, 8140
| Wheelbase | 107.1 inches [272 cm] |
|---|---|
| Weight | 11,642 lbs [5280 kg] |
| Length | 178.0 inches [452 cm] |
| Height | 109.1 inches [277 cm] |
| Ag front | 11.00-16 |
|---|---|
| Ag rear | 18.4-38 |
| Ag rear | 18.4-38 |
| Ag front | 14.9-28 |
Engine Specifications of Steyr, 8140
- WD 612.40
- Diesel
- 6-cylinder
| Rated RPM | 2200 |
|---|---|
| Bore/Stroke | 4.25x4.72 inches [108 x 120 mm] |
| Displacement | 402.5 ci [6.6 L] |
| Torque | 333 lb-ft [451.5 Nm] |
| Power | 120 hp [89.5 kW] |
| Torque RPM | 1500 |
Transmission Information of Steyr, 8140
Transmission variants 1
| Transmission | Synchro |
|---|---|
| Gears | 12 forward and 4 reverse |
Mechanical Specs of Steyr, 8140
- Disc brakes
| Drive | 4x2 2WD |
|---|---|
| Drive(optional) | 4x4 MFWD 4WD optional |
| Steering | Hydrostatic power |
Power Information of Steyr, 8140
| Rear PTO Type | 540/1000 |
|---|
Hydraulics Specifications of Steyr, 8140
| Total flow | 10.8 gpm [40.9 lpm] |
|---|
Three-Point Hitch of Steyr, 8140
| Rear lift | 9922.5 lbs [4500 kg] |
|---|
Where it sits
With 120 HP, the Steyr 8140 sits between 6115 Profi (117 HP) and 4110 Profi CVT (121 HP) in Steyr's range. Its power puts it in the 76th percentile of 1970s models in our database (1259 machines).
Frequently asked questions
How much horsepower does the Steyr 8140 have?
The Steyr 8140 delivers 120 HP.
What years was the Steyr 8140 produced?
The Steyr 8140 was produced in 1977-1982.
What engine does the Steyr 8140 have?
The Steyr 8140 is powered by a Diesel, 6-cylinder engine.
What transmission does the Steyr 8140 use?
The Steyr 8140 uses a Synchro transmission.
How much does the Steyr 8140 weigh?
The Steyr 8140 weighs 11,642 lbs [5280 kg].
Is the Steyr 8140 4WD?
The Steyr 8140 is available in 2WD/4WD.