Technical Specifications of the Steyr 548 Agricultural Tractor:
The Steyr 548 Agricultural Tractor was produced between 1977 and 1980 and is equipped with a three-cylinder WD 308.45 engine with a displacement of 2,355 cm³, a piston bore of 100 mm, and a stroke of 100 mm. The engine delivers a maximum power of 47 HP at 2,400 rpm, with a torque of 157 Nm at 1,500 rpm. The transmission features 16 forward and 8 reverse gears, all synchronized, with a driving speed range from 1.5 km/h to 29.8 km/h. The hydraulic system has a pump capacity of 23 l/min and mechanical rear linkage control with a maximum lifting capacity of 1,850 kg. The power take-off (PTO) operates at 540 or 1,000 rpm. The turning radius is 6.9 m for the 2WD version and 9 m for the 4WD version. The total weight is 1,960 kg for the 2WD version and 2,230 kg for the 4WD version. The height with the cab is 203 cm, the length is either 330 cm or 333 cm, and the width is 195 cm. The fuel tank capacity is 62 liters.
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Technical Data Sheet for Steyr 548, 658, 768 Agricultural tractors:
| Model | Steyr 548 | Steyr 658 | Steyr 768 |
|---|---|---|---|
| Years of production | 1977-80 | 1977-79 | 1977-79 |
| Engine designation/type | WD 308.45 | WD 408.42 | WD 408.43 |
| Number of cylinders / Turbo / Intercooler | 3 | 4 | 4 |
| Engine displacement (cm³) | 2355 | 3140 | 3140 |
| Piston diameter / Stroke (mm) | 100×100 | 100×100 | 100×100 |
| Maximum engine power (HP) / at RPM | 47/2400 | 55/2200 | 64/2200 |
| Torque (Nm) / at RPM | 157/1500 | 192/1500 | 216/1600 |
| Number of gearbox speeds (forward + reverse) | 16+8 | 16+8 | 16+8 |
| Number of synchronized gears (forward + reverse) | 16+8 | 16+8 | 16+8 |
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| Fast gearbox / Power shift | – | – | – |
|---|---|---|---|
| Reverser type | – | – | – |
| Speed range (km/h) | 1,5-29,8 | 1,5-24,8 | 1,7-27,8 |
| Maximum speed (km/h) | – | – | – |
| Hydraulic pump capacity (L/min) | 23 | 34 | 34 |
| Rear three-point hitch (TUV) control type | mech | mech | mech |
| Maximum rear three-point hitch (TUV) lift capacity (kg) | 1850 | 2400 | 2400 |
| Power take-off (PTO) speed (RPM) | 540/1000 | 540/1000 | 540/1000 |
| Type of disc brake (dry/wet) | – | – | – |
| Brake system control type | – | – | – |
| Turning radius 2WD (m) | 6,9 | 7,6 | 7,6 |
| Turning radius 4WD (m) | 9 | 10 | 9,6 |
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| Front tire size 2WD | – | – | – |
|---|---|---|---|
| Front tire size 4WD | – | – | – |
| Rear tire size 2WD | – | – | – |
| Rear tire size 4WD | – | – | – |
| Total weight 2WD (kg) | 1960 | 2465 | 2560 |
| Total weight 4WD (kg) | 2230 | 2655 | 2757 |
| Total height with cabin (cm) | 203 | 215 | 222 |
| Total length (cm) | 330/333 | 355 | 354 |
| Total width (cm) | 195 | 213 | 213 |
| Fuel tank capacity (L) | 62 | 83 | 83 |
| Cabin noise level (dB) | – | – | – |
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