David Brown 1412
The David Brown 1412 is a tractor produced by David Brown. It is equipped with a 219.3 ci 3.6 L engine. The listed engine power is Diesel (net): 91 hp / 67.9 kW. Transmission: Hydra-Shift. Operating weight: 7660 lbs 3474 kg.
Engine Power
Diesel (net): 91 hp / 67.9 kW
Fuel & Capacities
21.1 gal
79.9 L
Transmission
Hydra-Shift
Operating Weight
7660 lbs
3474 kg
Overview
 | 1974 - 1979 |
|---|
Production | |
|---|---|
Manufacturer | David Brown |
Built in Meltham Mills, Huddersfield, England. | |
Original price was $12,700 in 1976 | |
Variants | |
|---|---|
1410 | synchro |
1412 | Hydra-Shift |
David Brown 1412 Engine | |
|---|---|
David Brown 3.6L 4-cyl diesel | |
Fuel tank | 21.1 gal
79.9 L |
Engine details ...  | |
David Brown 1412 Transmission | |
|---|---|
12-speed partial power shift | |
Transmission details ...  |
David Brown 1412 Power | |
|---|---|
Engine (net) | 91 hp
67.9 kW |
Drawbar (claimed) | 65 hp
48.5 kW |
PTO (claimed) | 81 hp
60.4 kW |
Drawbar (tested) | 64.47 hp
48.1 kW |
PTO (tested) | 80.61 hp
60.1 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Two-wheel drive | |
Power steering | |
Differential wet disc brakes | |
Two-post fixed ROPS. Cab optional. |
Hydraulics | |
|---|---|
Type | open center |
Pressure | 2000 psi
137.9 bar |
Pump flow | 6.5 gpm
24.6 lpm |
Tractor hitch | |
|---|---|
Rear Type | II |
Rear lift | 2600 lbs (recommended)
1179 kg |
4500 lbs (max)
2041 kg | |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 540/1000 |
Engine RPM | 540@1800 |
1000@2000 | |
Dimensions & Tires | |
|---|---|
Wheelbase | 90 inches
228 cm |
Weight | 7660 lbs
3474 kg |
Front tire | 7.50-16 |
Rear tire | 16.9/14-34 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Charging system | alternator |
Battery volts | 12 |
Battery AH | 100 |
References | |
|---|---|
 | |
1412 Hydra-Shift published by David Brown |
Engine
Engine Detail — 219.3 ci / 3.6 L Diesel
Manufacturer | David Brown |
Configuration | turbocharged diesel, 4-cylinder, liquid-cooled |
Displacement | 219.3 ci
3.6 L |
Bore/Stroke | 3.939x4.500 inches
100 x 114 mm |
Power (net) | 91 hp
67.9 kW |
Air cleaner | dry |
Compression | 16:1 |
Rated RPM | 2300 |
Idle RPM | 700-2300 |
Starter volts | 12 |
Oil capacity | 15.9 qts
15.0 L |
Coolant capacity | 15 qts
14.2 L |
Transmission
Transmission — Hydra-Shift
Transmission | Hydra-Shift |
Type | partial power shift |
Gears | 12 forward and 4 reverse |
Oil capacity | 44.4 qts
42.0 L |
Four gears (1-4) with three ranges. Power shift between gears. | |
 | |
Dimensions
David Brown 1412 Tires | |
|---|---|
Ag front | 7.50-16 |
Ag rear | 16.9/14-34 |
Ag front | 6.00-19 |
Ag rear | 12.4/11-36 |
13.6/12-36 | |
Dimensions | |
|---|---|
Wheelbase | 90 inches
228 cm |
Length | 145 inches
368 cm |
Width | 77 inches
195 cm |
Clearance (front axle) | 20 inches
50 cm |
Clearance (rear axle) | 16.5 inches
41 cm |
Front tread | 56 to 80 inches
142 to 203 cm |
Rear tread | 56 to 80 inches
142 to 203 cm |
David Brown 1412 Weight | |
|---|---|
Operating | 7660 lbs
3474 kg |
Max capacity | 11000 lbs
4989 kg |
Max Drawbar | 3000 lbs
1360 kg |
2500 lbs (extended)
1134 kg | |
David Brown 1412 Height | |
|---|---|
Hood | 65 inches
165 cm |
ROPS | 103 inches
261 cm |
Exhaust | 90 inches
228 cm |
Tests
Nebraska Tractor Test 1210 | |
|---|---|
Turbo diesel 12-speed 2WD
May 4 - 18, 1976
Link: Nebraska Tractor Test 1210 file | |
PTO performance | |
Power at rated engine speed | 80.61 hp
60.1 kW |
Fuel use | 5.0 gal/hour
18.9 l/hour |
Power at rated PTO speed | 76.21 hp
56.8 kW |
Fuel use | 4.5 gal/hour
17.0 l/hour |
Drawbar performance | |
Max power | 64.47 hp
48.1 kW |
Fuel use | 4.8 gal/hour
18.2 l/hour |
Max pull | 7,815 lbs
3544 kg |
Photos
David Brown 1412 with Dietag cab and loader mount.
David Brown 1412 with Dietag cab and loader mount.
David Brown 1412 with Dietag cab and loader mount.
Recommended Implements & Sizing Guide
Engineering recommendations for David Brown 1412 based on its 91 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 4 to 5 Bottom (16-18")4 - 5 铧 (40-45 cm) | Heavy Duty | Heavy primary tillage; semi-mounted hitch recommended. |
Rotary Cutter / MowerMowing & Clearing | 7 to 8 ft (84-96 in)2.1 - 2.4 m | Heavy Duty | Heavy-duty twin spindle cutter for overgrown acreage. |
Rotary TillerSeedbed Prep | 78 to 84 in200 - 215 cm | Heavy Duty | Heavy commercial tiller with multi-speed gearbox. |
Disc HarrowSecondary Tillage | 10 to 14 ft Tandem / Offset3.0 - 4.2 m 重型交错耙 | Heavy Duty | Aggressive residue cutting in corn/cotton stubble. |
Hay BalerHay & Forage | 4x4 to 4x5 Round Baler1.2x1.5 m 紧凑圆捆机 | Heavy Duty | Silage and dry hay; 540 RPM PTO with slip-clutch. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for David Brown 1412.
Estimated Continuous Field Runtime: 4.5 hrs
Approximately 4.5 hours of continuous field operation at ~75% rated power on a full tank (21.1 gal / 79.9 L).
Estimated 75% Load Fuel Burn~4.7 gal/hr (17.9 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
David Brown 1412 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for David Brown 1412.
Converted Equivalents:
Horsepower (HP)91 hp
Kilowatts (kW)67.9 kW
Metric Horsepower (PS / CV)92.3 PS
Direct Competitor Comparison
Compare David Brown 1412 against same-era industry alternatives in the same horsepower class.
Current Model
David Brown
David Brown 1412
Engine Power:Diesel (net): 91 hp / 67.9 kW
★ Baseline Reference
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