David Brown 1390 Specs ( 1980-1984 )
Overview
The David Brown 1390 is a versatile 60.59 HP utility tractor produced in England between 1980 and 1984, featuring a reliable 3.6L 4-cylinder diesel engine by J.I. Case. Available in both 2WD and 4WD configurations, this model offers a 12-speed synchromesh transmission and independent rear PTO, making it a capable workhorse for various farm operations.
Ideal Applications
Loader Work:
With a 15.3 gpm pump flow, hydrostatic power steering, and compatibility with a front-end loader attachment, this tractor is well-equipped for material handling and lifting tasks.
Field Work and Tillage:
Utilizing a 12-speed synchromesh transmission and producing a tested 50.26 hp at the drawbar with a maximum pull of 8,624 lbs, it provides the necessary power and gear selection for diverse field applications.
PTO-Driven Implements:
The independent rear PTO offers both 540 and 1000 RPM speeds, delivering a tested 60.59 hp to support a wide range of power-take-off driven machinery and implements.
Production
| Description | Utility tractor / Built in Meltham Mills, Huddersfield, England |
|---|---|
| Manufacturer | David Brown (a part of J.I. Case) |
| Original price | $22,100 (1983) |
Engine
| Engine type | J.I. Case 3.6L 4-cyl diesel |
|---|---|
| Air cleaner | dual dry element |
| Bore/Stroke | 3.94x4.50 inches (100 x 114 mm) |
| Compression | 17:1 |
| Coolant capacity | 14.8 qts (14.0 L) |
| Description | J.I. Case / diesel / 4-cylinder / liquid-cooled |
| Displacement | 219 ci (3.6 L) |
| Oil capacity | 7.9 qts (7.5 L) |
| Rated RPM | 2200 |
| Starter volts | 12 |
| Drawbar (tested) | 50.26 hp (37.5 kW) |
| PTO (claimed) | 60 hp (44.7 kW) |
| PTO (tested) | 60.59 hp (45.2 kW) |
Transmission
| Clutch | hydraulic dry disc |
|---|---|
| Gears | 12 forward and 4 reverse |
| Oil capacity | 28.5 qts (27.0 L) |
| Transmission type | 12-speed synchromesh |
| Type | synchromesh |
Mechanical
| Cab | Two-post ROPS. Cab optional. |
|---|---|
| Description | Mechanical drum brakes |
| Drive type | Two- or four-wheel drive |
| Steering | hydrostatic power |
Capacity
| Fuel | 19 gal (71.9 L) |
|---|---|
| Hydraulic system | 7.1 gal (26.9 L) |
Hydraulics
| Capacity | 7.1 gal (26.9 L) |
|---|---|
| Pump flow | 15.3 gpm (57.9 lpm) |
| Type | open center |
| Valves | 1 or 2 |
Hitch
| Rear Type | 2/1 |
|---|
PTO
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540/1000 |
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 26 |
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| Ag front | 7.50-16 |
|---|---|
| Ag rear | 16.9-30 |
| 2WD Clearance (front axle) | 21 inches (53 cm) |
| 4WD Clearance (front axle) | 13 inches (33 cm) |
| Height (exhaust) | 88 inches (223 cm) |
| Length | 135 inches (342 cm) |
| Max weight | 10,500 lbs (4762 kg) |
| Shipping weight | 5,500 lbs (2494 kg) |
| Wheelbase | 84 inches (213 cm) |
| Front tire | 7.50-16 |
| Rear tire | 16.9-30 |
| Weight | 5,500 lbs (2494 kg) |
| Wheelbase | 84 inches (213 cm) |
1390 Serial Numbers
| 1980 | 11120101 |
|---|---|
| 1981 | 11122928 |
| 1982 | 11126132 |
| 1983 | 11130040 |
| Description | FAQ: How to read a serial number table. |
| Location: | Serial number stamped into the top of the tractor's frame on the right side, next to the engine. |
David Brown 1390 attachments
| Description | front-end loader |
|---|
Nebraska Tractor Test 1380
| Description | Diesel 12-speed 4WDMarch 25 - April 10, 1980Link: Nebraska Tractor Test 1380 file / PTO performance / Drawbar performance / Gear 4-1 used for power test. / Gear 2-1 used for pull test. |
|---|---|
| Fuel use | 4.0 gal/hour (15.1 l/hour) / 3.7 gal/hour (14.0 l/hour) / 4.0 gal/hour (15.1 l/hour) |
| Max power | 50.26 hp (37.5 kW) |
| Max pull | 8624 lbs (3911 kg) |
| Power at rated engine speed | 60.59 hp (45.2 kW) |
| Power at rated PTO speed | 58.40 hp (43.5 kW) |
Speeds
| Description | With 16.9x30 rear tires. |
|---|