David Brown 25 Specs ( 1953-1958 )
Production
| Manufacturer | David Brown |
|---|
Engine
| Aux. fuel | 1.8 gal (6.8 L) |
|---|---|
| Engine type | David Brown 2.5L 4-cyl diesel / David Brown 2.5L 4-cyl gasoline / David Brown 2.5L 4-cyl kerosene |
| Fuel tank | 12.7 gal (48.1 L) |
| Kerosene Fuel tank | 11.9 gal (45.0 L) |
| Air cleaner | oil bath |
| Bore/Stroke | 3.50x4.00 inches (89 x 102 mm) / 3.50x4.00 inches (89 x 102 mm) / 3.50x4.00 inches (89 x 102 mm) |
| Compression | 15.9:1 / 5.5:1 / 4.7:1 |
| Description | David Brown / diesel / 4-cylinder / liquid-cooled / David Brown / gasoline / 4-cylinder / liquid-cooled / David Brown / kerosene / 4-cylinder / liquid-cooled |
| Displacement | 154 ci (2.5 L) / 154 ci (2.5 L) / 154 ci (2.5 L) |
| Power | 32 hp (23.9 kW) |
| Rated RPM | 1800 / 1600 / 1600 |
| Starter volts | 12 / 12 |
| Engine type | David Brown 2.5L 4-cyl diesel / David Brown 2.5L 4-cyl gasoline / David Brown 2.5L 4-cyl kerosene |
| Belt (tested) | 34.89 hp (26.0 kW) |
| Drawbar (tested) | 25.88 hp (19.3 kW) |
| Gas Drawbar (claimed) | 24.1 hp (18.0 kW) |
| Kerosene Drawbar (claimed) | 22.7 hp (16.9 kW) |
Transmission
| Clutch | dry plate |
|---|---|
| Gears | 6 forward and 2 reverse |
| Transmission type | 6-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Mechanical shoe brakes |
| Drive type | Two-wheel drive |
| Steering | manual |
Hydraulics
| Total flow | 9.5 gpm (36.0 lpm) |
|---|
Hitch
| Rear lift | 1,300 lbs (589 kg) |
|---|
PTO
| Rear PTO Type | 540 |
|---|
Electrical
| Charging system | generator |
|---|
Dimensions & Tires
| Ag front | 6.00-19 |
|---|---|
| Ag rear | 11-28 |
| Front tread | 49.5 to 62 inches (125 to 157 cm) |
| Ground clearance | 15.4 inches (39 cm) |
| Length | 113 inches (287 cm) |
| Rear tread | 48 to 68 inches (121 to 172 cm) |
| Weight | 3,715 lbs (1685 kg) |
| Wheelbase | 74.8 inches (189 cm) |
| Front tire | 6.00-19 |
| Rear tire | 11-28 |
| Weight | 3,715 lbs (1685 kg) |
| Wheelbase | 74.8 inches (189 cm) |
25 Serial Numbers
| 1954 | P25/14400 / P25/15896 |
|---|---|
| 1955 | P25/16998 |
| 1956 | P25/19041 |
| 1957 | P25/????? |
| 1958 | P25/????? |
| Description | FAQ: How to read a serial number table. |
| Final | P25/21318 |
Nebraska Tractor Test 530
| Belt fuel use (max) | 3.3 gal/hour (12.5 l/hour) |
|---|---|
| Belt power (max) | 34.89 hp (26.0 kW) |
| Description | Gasoline 6-speed 2WDNovember 1 - 6, 1954Link: Nebraska Tractor Test 530 file / Drawbar performance / Gear 4 used for power test. / Gear 2 used for pull test. |
| Max power | 25.88 hp (19.3 kW) |
| Max pull | 3,269 lbs (1482 kg) |
References
| Description | Field Force published in 1953, by David Brown / 25D published in 1954, by David Brown / 25D Diesel published in 1957, by David Brown |
|---|
Variants
| 25C | petrol engine |
|---|---|
| 25D | diesel engine |