Technical Specifications of the David Brown 25 agricultural tractor:
David Brown 25 agricultural tractor was produced from 1953 to 1956. It is equipped with an AD4/25 engine, consisting of four cylinders, without a turbo and intercooler, with a displacement of 2523 cm³. The piston dimensions are 88.9 mm, and the piston stroke is 101.6 mm. The engine reaches a maximum power of 32 HP at 1800 RPM. The tractor has 6 forward gears and 2 reverse gears, allowing a speed range from 2.8 km/h to 25.1 km/h. The hydraulic pump has a capacity of 70 liters per minute. The rear hitch is mechanically controlled and has a maximum lifting capacity of 590 kg. The power take-off (PTO) operates at speeds of 540 and 885 RPM. David Brown 25 is equipped with a mechanically controlled braking system. The turning radius is 6.8 meters for the 2WD version. The front tires are sized 4.50-19, while the rear tires are 11.2/10-28. The total weight is 1600 kg for the 2WD version. The tractor height with cab is 137 cm, the length is 287 cm, and the width is 190 cm. The fuel tank capacity is 52 liters.
Advertisement
Technical Data Sheet for David Brown 25, 30D agricultural tractors:
| Model | David Brown 25 | David Brown 30D |
|---|---|---|
| Years of production | 53-56 | 53-56 |
| Engine designation/type | AD4/25 | CAD4/3 |
| Number of cylinders / Turbo / Intercooler | 4 | 4 |
| Engine displacement (cm³) | 2523 | 2706 |
| Piston diameter / Stroke (mm) | 88,9×101,6 | 92,1×101,6 |
| Maximum engine power (HP) / at RPM | 32/1800 | 38/2000 |
| Torque (Nm) / at RPM | – | – |
| Number of gearbox speeds (forward + reverse) | 6+2 | 6+2 |
| Number of synchronized gears (forward + reverse) | – | – |
Advertisement
| Fast gearbox / Power shift | – | – |
|---|---|---|
| Reverser type | – | – |
| Speed range (km/h) | 2,8-25,1 | 2,8-24,9 |
| Maximum speed (km/h) | – | – |
| Hydraulic pump capacity (L/min) | 70 | – |
| Rear three-point hitch (TUV) control type | mech | mech |
| Maximum rear three-point hitch (TUV) lift capacity (kg) | 590 | 590 |
| Power take-off (PTO) speed (RPM) | 540/885 | 540/885 |
| Type of disc brake (dry/wet) | – | – |
| Brake system control type | mech | mech |
| Turning radius 2WD (m) | 6,8 | – |
| Turning radius 4WD (m) | – | – |
Advertisement
| Front tire size 2WD | 4,50-19 | 6,00-19 |
|---|---|---|
| Front tire size 4WD | – | – |
| Rear tire size 2WD | 11,2/10-28 | 12,4/11-28 |
| Rear tire size 4WD | – | – |
| Total weight 2WD (kg) | 1600 | 1750 |
| Total weight 4WD (kg) | – | – |
| Total height with cabin (cm) | 137 | 142 |
| Total length (cm) | 287 | 296 |
| Total width (cm) | 190 | 190 |
| Fuel tank capacity (L) | 52 | 52 |
| Cabin noise level (dB) | – | – |
Advertisement
Add your opinion and share the fuel consumption of the tractor David Brown 25, 30D:
David Brown 25, 30D Gallery:
Advertisement