David Brown
David Brown 1390
The David Brown 1390 is a utility tractor produced from 1980 to 1984, built in Meltham Mills, Huddersfield, England. It shares its design with the J.I. Case 1390. Powered by a J.I. Case 3.6L 4-cylinder liquid-cooled diesel engine, it delivers a claimed PTO power of 60 hp. The tractor features a 12-speed synchromesh transmission, hydrostatic power steering, and mechanical drum brakes. It offers two- or four-wheel drive options and comes with a two-post ROPS with an optional cab. The 1390 supports a variety of attachments including the J.I. Case 56L front-end loader with multiple bucket width options. It has a wheelbase of 84 inches and weighs 5,500 lbs shipping weight. The tractor is equipped with an independent rear PTO with 540/1000 rpm options and a hydraulic system with a 7.1-gallon capacity.
Power66 hp[P]
Founded1980 - 1984
Model1390
Technical Specifications
Detailed specifications and technical data for David Brown 1390
Power
| PTO (tested) | 60.59 hp (45.2 kW) |
|---|---|
| PTO (claimed) | 60 hp (44.7 kW) |
| Drawbar (tested) | 50.26 hp (37.5 kW) |
Engine
| Make | J.I. Case |
|---|---|
| Type | diesel |
| Cooling | liquid-cooled |
| Cylinders | 4-cylinder |
| Rated RPM | 2200 |
| Air cleaner | dual dry element |
| Bore/Stroke | 3.94x4.50 inches (100 x 114 mm) |
| Compression | 17:1 |
| Displacement | 219 ci (3.6 L) |
| Oil capacity | 7.9 qts (7.5 L) |
| Starter volts | 12 |
| Coolant capacity | 14.8 qts (14.0 L) |
Capacity
| Fuel | 19 gal (71.9 L) |
|---|---|
| Hydraulic system | 7.1 gal (26.9 L) |
Electrical
| Ground | negative |
|---|---|
| Battery volts | 12 |
| Charging amps | 26 |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Valves | 1 or 2 |
| Capacity | 7.1 gal (26.9 L) |
| Pump flow | 15.3 gpm (57.9 lpm) |
Mechanical
| ROPS | Two-post ROPS. Cab optional. |
|---|---|
| Drive | Two- or four-wheel drive |
| Brakes | Mechanical drum brakes |
| Steering | hydrostatic power |
Production
| Type | Utility tractor |
|---|---|
| Built in | Meltham Mills, Huddersfield, England |
| Original price | $22,100 (1983) |
| Years produced | 1980 - 1984 |
Attachments
| Loader | J.I. Case 56L Loader |
|---|---|
| Weight | 1500 lbs (680 kg) |
| Dump angle | 47° |
| Bucket widths | 48 inches (121 cm), 60 inches (152 cm), 66 inches (167 cm), 72 inches (182 cm), 83 inches (210 cm) |
| Reach (dumped) | 30 inches (76 cm) |
| Rollback angle | 17° |
| Height (at pin) | 113.5 inches (288 cm) |
| Breakout force (at pin) | 2550 lbs (1156 kg) |
| Lift capacity (full at pin) | 1880 lbs (852 kg) |
Transmission
| Type | synchromesh |
|---|---|
| Gears | 12 forward and 4 reverse |
| Clutch | hydraulic dry disc |
| Oil capacity | 28.5 qts (27.0 L) |
Tractor hitch
| Rear Type | 2/1 |
|---|
Serial Numbers
| 1980 | 11120101 |
|---|---|
| 1981 | 11122928 |
| 1982 | 11126132 |
| 1983 | 11130040 |
| Location | Serial number stamped into the top of the tractor's frame on the right side, next to the engine. |
Dimensions & Tires
| Length | 135 inches (342 cm) |
|---|---|
| Rear tire | 16.9-30 |
| Wheelbase | 84 inches (213 cm) |
| Front tire | 7.50-16 |
| Max weight | 10,500 lbs (4762 kg) |
| Shipping weight | 5,500 lbs (2494 kg) |
| Height (exhaust) | 88 inches (223 cm) |
| 2WD Clearance (front axle) | 21 inches (53 cm) |
| 4WD Clearance (front axle) | 13 inches (33 cm) |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540/1000 |
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