Introduction
Steyr 90 Tractor
The Steyr 90 is a classic agricultural tractor manufactured by Steyr between 1968 and 1974. Designed as a versatile workhorse, it was engineered to provide reliable performance for a wide range of farm operations during its production era.
Engine and Performance
The tractor is powered by a 6-cylinder WD 610t diesel engine with a displacement of 6.0 liters. It delivers 90 horsepower (67.1 kW) at a rated speed of 2200 RPM. The engine produces 352.6 Nm of torque at 1200 RPM, providing consistent lugging ability for heavy-duty field tasks.
Transmission and Drivetrain
The Steyr 90 features a synchro transmission system providing 12 forward and 6 reverse gears, allowing for precise speed selection during various agricultural applications. It is configured as a 4x2 2WD tractor, with an optional 4x4 MFWD configuration available for improved traction in difficult soil conditions. Steering is assisted by a hydrostatic power system to reduce operator effort.
Hydraulics and Implements
The hydraulic system provides a total flow of 32.2 lpm (8.5 gpm), supporting the operation of mounted implements. The rear hitch is capable of lifting up to 2900 kg (6394.5 lbs). Additionally, the rear power take-off (PTO) offers dual speeds of 540 and 1000 RPM, accommodating a variety of PTO-driven machinery.
Dimensions and Weight
The tractor has a wheelbase of 259 cm and an overall length of 419 cm, with a height of 243 cm. It has a base weight of 3960 kg. Typical agricultural tire configurations include 10.50-18 or 11.2-24 front tires and 18.4-34 rear tires, ensuring proper ground contact and weight distribution.
Conclusion
The Steyr 90 remains a robust and functional machine suitable for farmers and collectors who require a durable tractor for general cultivation, heavy hauling, and implement operation within the 90 horsepower class.
Production Information of Steyr, 90
| Manufacturer | Steyr |
|---|
Dimension and Tires Information of Steyr, 90
| Wheelbase | 102.0 inches [259 cm] |
|---|---|
| Weight | 8,732 lbs [3960 kg] |
| Length | 165.0 inches [419 cm] |
| Height | 95.7 inches [243 cm] |
| Ag front | 10.50-18 |
|---|---|
| Ag rear | 18.4-34 |
| Ag rear | 18.4-34 |
| Ag front | 11.2-24 |
Engine Specifications of Steyr, 90
- WD 610t
- Diesel
- 6-cylinder
| Rated RPM | 2200 |
|---|---|
| Bore/Stroke | 4.13x4.53 inches [105 x 115 mm] |
| Displacement | 364.7 ci [6.0 L] |
| Torque | 260 lb-ft [352.6 Nm] |
| Power | 90 hp [67.1 kW] |
| Torque RPM | 1200 |
Transmission Information of Steyr, 90
Transmission variants 1
| Transmission | Synchro |
|---|---|
| Gears | 12 forward and 6 reverse |
Mechanical Specs of Steyr, 90
| Drive | 4x2 2WD |
|---|---|
| Drive(optional) | 4x4 MFWD 4WD optional |
| Steering | Hydrostatic power |
Power Information of Steyr, 90
| Rear PTO Type | 540/1000 |
|---|
Hydraulics Specifications of Steyr, 90
| Total flow | 8.5 gpm [32.2 lpm] |
|---|
Three-Point Hitch of Steyr, 90
| Rear lift | 6394.5 lbs [2900 kg] |
|---|
Where it sits
With 90 HP, the Steyr 90 sits between 9090M (89 HP) and 9095MT (92 HP) in Steyr's range. Its power puts it in the 82th percentile of 1960s models in our database (709 machines).
Frequently asked questions
How much horsepower does the Steyr 90 have?
The Steyr 90 delivers 90 HP.
What years was the Steyr 90 produced?
The Steyr 90 was produced in 1968-1974.
What engine does the Steyr 90 have?
The Steyr 90 is powered by a Diesel, 6-cylinder engine.
What transmission does the Steyr 90 use?
The Steyr 90 uses a Synchro transmission.
How much does the Steyr 90 weigh?
The Steyr 90 weighs 8,732 lbs [3960 kg].
Is the Steyr 90 4WD?
The Steyr 90 is available in 2WD/4WD.