Technical Specifications of the Valmet 305 Agricultural Tractor:
The Valmet 305 agricultural tractor was produced between 1985 and 1989. It is equipped with a TD27DS3 engine with a displacement of 2,685 cm³, featuring three cylinders and a turbocharger. The cylinder bore is 100 mm, and the piston stroke is 114 mm. The engine delivers a maximum power output of 53 HP at 2,350 RPM, with a torque of 195 Nm at 1,450 RPM. The transmission offers 8 forward gears and 4 reverse gears, all synchronized. The speed range is from 3.5 to 34.7 km/h, with a maximum speed of 39.1 km/h. The hydraulic system has a flow rate of 39 L/min, with mechanical control for the rear lift, which has a maximum lifting capacity of 1,900 kg. The power take-off (PTO) operates at 540 RPM. The turning radius for the 2WD version is 7 meters, while the 4WD version has a turning radius of 8.4 meters. The 2WD model is equipped with front tires sized 10.00-16 and rear tires 14.9-30, whereas the 4WD version comes with front tires 11.2-24 and rear tires 13.6-36. The total weight of the 2WD model is 2,710 kg, while the 4WD version weighs 2,940 kg. The overall height with a cab is either 257 cm or 264 cm, depending on the version. The length is either 371 cm or 385 cm, and the width is either 211 cm or 226 cm. The fuel tank capacity is 73 liters, and the cabin noise level is measured at 84 dB.
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Technical Data Sheet for Valmet 305 and 405 tractors:
| Model | Valmet 305 | Valmet 405 |
|---|---|---|
| Years of production | 1985-89 | 1985-89 |
| Engine designation/type | TD27DS3 | TD27DS4 |
| Number of cylinders / Turbo / Intercooler | 3T | 3T |
| Engine displacement (cm³) | 2685 | 2685 |
| Piston diameter / Stroke (mm) | 100×114 | 100×114 |
| Maximum engine power (HP) / at RPM | 53/2350 | 61/2350 |
| Torque (Nm) / at RPM | 195/1450 | 220/1450 |
| Number of gearbox speeds (forward + reverse) | 8+4 | 12+8 |
| Number of synchronized gears (forward + reverse) | 8+4 | 12+8 |
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| Fast gearbox / Power shift | – | – |
|---|---|---|
| Reverser type | – | – |
| Speed range (km/h) | 3,5-34,7 | 0,8-34,7 |
| Maximum speed (km/h) | 39,1 | 38 |
| Hydraulic pump capacity (L/min) | 39 | 39 |
| Rear three-point hitch (TUV) control type | mech | mech |
| Maximum rear three-point hitch (TUV) lift capacity (kg) | 1900 | 2400 |
| Power take-off (PTO) speed (RPM) | 540 | 540 |
| Type of disc brake (dry/wet) | – | – |
| Brake system control type | – | – |
| Turning radius 2WD (m) | 7 | 7 |
| Turning radius 4WD (m) | 8,4 | 8,4 |
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| Front tire size 2WD | 10,00-16 | 10,00-16 |
|---|---|---|
| Front tire size 4WD | 11,2-24 | 11,2-24 |
| Rear tire size 2WD | 14,9-30 | 16,9-30 |
| Rear tire size 4WD | 13,6-36 | 16,9-30 |
| Total weight 2WD (kg) | 2710 | 2710 |
| Total weight 4WD (kg) | 2940 | 2940 |
| Total height with cabin (cm) | 257/264 | 262/264 |
| Total length (cm) | 371/385 | 371/385 |
| Total width (cm) | 211/226 | 211/226 |
| Fuel tank capacity (L) | 73 | 73 |
| Cabin noise level (dB) | 84 | 84 |
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