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Engine:
David Brown Standard
Power:
51 HP (Engine) / HP (PTO)
Fuel Type:
Diesel
Production:
1968 - 1971
| Overview | |
|---|---|
| Summary | x1968 - 1971 Utility tractor |
| Production | |
|---|---|
| Manufacturer | David Brown |
| Summary | Utility tractor / Built in Meltham Mills, Huddersfield, England |
| Original price | $4,600 (1971) |
| Mechanical | |
|---|---|
| Summary | Two-wheel drive |
| Final drives | spur gear |
| Differential lock | rear diff lock standard |
| Steering | manual |
| power-assist optional | |
| Summary | Expanding shoe brakes / Open operator station. |
| Capacity | |
|---|---|
| Fuel | 13.75 gal 52.0 L |
| Hydraulic system | 6 gal 22.7 L |
| Hydraulics | |
|---|---|
| Type | Selectamatic |
| Capacity | 6 gal 22.7 L |
| Pressure | 2000 psi 137.9 bar |
| Valves | 0 to 2 |
| Pump flow | 7.3 gpm 27.6 lpm |
| Tractor hitch | |
|---|---|
| Rear Type | II/I |
| Control | position and draft control |
| Rear lift (at ends) | 1800 lbs (working) 816 kg |
| 2500 lbs (static) 1134 kg | |
| References | |
|---|---|
| Summary | / 4600 Gasoline published by David Brown |
| Engine Detail | |
|---|---|
| Summary | David Brown / gasoline / 3-cylinder / liquid-cooled |
| Displacement | 164.4 ci 2.7 L |
| Bore/Stroke | 3.939x4.500 inches 100 x 114 mm |
| Air cleaner | oil bath |
| Compression | 7.5:1 |
| Rated RPM | 2200 |
| Operating RPM | 700-2200 |
| Torque | 140 lb-ft 189.8 Nm |
| Torque RPM | 1400 |
| Starter volts | 12 |
| Oil capacity | 6.75 qts 6.4 L |
| Coolant capacity | 11 qts 10.4 L |
| Transmission options | |
|---|---|
| Summary | 6-speed gear / 12-speed gear |
| Transmission | |
|---|---|
| Type | gear |
| Gears | 6 forward and 2 reverse |
| Clutch | dry disc |
| Oil capacity | 24 qts 22.7 L |
| Transmission | |
|---|---|
| Type | gear |
| Gears | 12 forward and 4 reverse |
| Clutch | dry disc |
| Oil capacity | 24 qts 22.7 L |
| David Brown 4600 Tires | |
|---|---|
| Ag front | 6.00-16 |
| Ag rear | 14.9/13-28 |
| Ag front | 7.50-16 |
| Dimensions | |
|---|---|
| Wheelbase | 79.75 inches 202 cm |
| Length | 121.5 inches 308 cm |
| Width | 68.375 inches (min) 173 cm |
| Height (hood) | 54 inches 137 cm |
| Operating weight | 4300 lbs 1950 kg |
| Ballasted weight | 6750 lbs 3061 kg |
| Clearance (front axle) | 19.75 inches 50 cm |
| Clearance (drawbar) | 14.25 inches 36 cm |
| Front tread | 52 to 72 inches 132 to 182 cm |
| Rear tread | 52 to 80 inches 132 to 203 cm |
| Rear tread | 60 to 80 inches 152 to 203 cm (PAVT) |
| Nebraska Tractor Test 1019 | |
|---|---|
| Summary | Gasoline 6-speed 2WD September 2 - 11, 1969 Link: Nebraska Tractor Test 1019 file / PTO performance |
| Power at rated engine speed | 46.05 hp 34.3 kW |
| Fuel use | 4.0 gal/hour 15.1 l/hour |
| Power at rated PTO speed | 43.17 hp 32.2 kW |
| Fuel use | 3.7 gal/hour 14.0 l/hour |
| Summary | Drawbar performance |
| Max power | 38.34 hp 28.6 kW |
| Fuel use | 4.0 gal/hour 15.1 l/hour |
| Summary | Gear 3 used for power test. |
| Max pull | 5421 lbs 2458 kg |
| Summary | Gear 1 used for pull test. |
Last Database Update: 6/21/2025