Introduction
David Brown 1412 Agricultural Tractor
The David Brown 1412 is a two-wheel drive agricultural tractor produced between 1974 and 1979 in Meltham Mills, Huddersfield, England. It belongs to the mid-to-high horsepower segment of its era, designed for versatile field operations.
Engine and Performance
The tractor is powered by a 4-cylinder turbocharged diesel engine with a displacement of 219.3 cubic inches (3.6 liters). It operates at a rated speed of 2300 RPM, delivering a net power output of 91 hp (67.9 kW). The engine utilizes a liquid-cooling system and a 16:1 compression ratio, requiring a 15.9-quart oil capacity and a 15-quart coolant capacity.
Transmission and Drivetrain
The 1412 features the Hydra-Shift transmission, a partial power shift system providing 12 forward and 4 reverse gears. This configuration allows for shifting between four gears across three ranges without interrupting power delivery, facilitating efficient maneuverability during field work. The transmission system requires a specific oil capacity of 44.4 quarts.
Hydraulics and PTO
The hydraulic system is an open-center design operating at a pressure of 2000 psi with a pump flow rate of 6.5 gpm. The tractor is equipped with an independent rear PTO offering two speed options, 540 and 1000 RPM, selectable based on engine RPM. The rear Category II three-point hitch provides a recommended lift capacity of 2600 lbs, with a maximum capacity of 4500 lbs.
Mechanical and Dimensions
Built on a 90-inch wheelbase, the tractor has an overall length of 145 inches and a width of 77 inches. It features power steering and differential wet disc brakes to ensure operational control. The front and rear treads are adjustable between 56 and 80 inches, allowing for adaptation to various row crops. It is standardly equipped with a two-post fixed ROPS, with a cab available as an option.
Conclusion
The David Brown 1412 is a robust, mechanically straightforward tractor suited for general agricultural tasks requiring reliable power and flexible gear management. Its combination of a turbocharged engine and the Hydra-Shift transmission makes it a functional choice for farmers seeking durability and consistent performance.
Production Information of David Brown, 1412
- Built in Meltham Mills, Huddersfield, England.
- Original price was $12,700 in 1976
| Manufacturer | David Brown |
|---|
Dimension and Tires Information of David Brown, 1412
| Rear tread | 56 to 80 inches [142 to 203 cm] |
|---|---|
| Wheelbase | 90 inches [228 cm] |
| Clearance (rear axle) | 16.5 inches [41 cm] |
| Clearance (front axle) | 20 inches [50 cm] |
| Length | 145 inches [368 cm] |
| Front tread | 56 to 80 inches [142 to 203 cm] |
| Width | 77 inches [195 cm] |
| Ag front | 7.50-16 |
|---|---|
| Ag front(optional) | 13.6/12-36 |
| Ag rear | 12.4/11-36 |
| Ag rear | 16.9/14-34 |
| Ag front | 6.00-19 |
Engine Specifications of David Brown, 1412
- David Brown
- Liquid-cooled
- 4-cylinder
- Turbocharged diesel
| Air cleaner | Dry |
|---|---|
| Idle RPM | 700-2300 |
| Displacement | 219.3 ci [3.6 L] |
| Bore/Stroke | 3.939x4.500 inches [100 x 114 mm] |
| Power (net) | 91 hp [67.9 kW] |
| Rated RPM | 2300 |
| Compression | 16:1 |
| Coolant capacity | 15 qts [14.2 L] |
| Oil capacity | 15.9 qts [15.0 L] |
| Starter volts | 12 |
Transmission Information of David Brown, 1412
Transmission variants 1
- Four gears (1-4) with three ranges. Power shift between gears.
| Transmission | Hydra-Shift |
|---|---|
| Oil capacity | 44.4 qts [42.0 L] |
| Type | Partial power shift |
| Gears | 12 forward and 4 reverse |
Mechanical Specs of David Brown, 1412
- Two-wheel drive
- Two-post fixed ROPS. Cab optional.
- Power steering
- Differential wet disc brakes
Power Information of David Brown, 1412
| Rear PTO | Independent |
|---|---|
| Rear PTO(optional) | 1000@2000 |
| Rear PTO Type | 540/1000 |
| Engine RPM | 540@1800 |
Hydraulics Specifications of David Brown, 1412
| Type | Open center |
|---|---|
| Pressure | 2000 psi [137.9 bar] |
| Pump flow | 6.5 gpm [24.6 lpm] |
Three-Point Hitch of David Brown, 1412
| Rear Type | II |
|---|---|
| Rear lift | 2600 lbs (recommended) [1179 kg] |
| Rear lift(optional) | 4500 lbs (max) [2041 kg] |
Electrical System of David Brown, 1412
| Charging system | Alternator |
|---|---|
| Battery volts | 12 |
| Battery AH | 100 |
Where it sits
With 91 HP, the David Brown 1412 sits between 1490 (83 HP) and 1690 (100 HP) in David Brown's range. Its power puts it in the 64th percentile of 1970s models in our database (1259 machines).
Frequently asked questions
How much horsepower does the David Brown 1412 have?
The David Brown 1412 delivers 91 HP.
What years was the David Brown 1412 produced?
The David Brown 1412 was produced in 1974-1979.
What engine does the David Brown 1412 have?
The David Brown 1412 is powered by a Turbocharged diesel, 4-cylinder engine.
What transmission does the David Brown 1412 use?
The David Brown 1412 uses a Hydra-Shift transmission.
Is the David Brown 1412 4WD?
The David Brown 1412 is available in 2WD.