David Brown 40TD
The David Brown 40TD is a sturdy diesel tractor built for farm work. It has a 4-cylinder engine that runs on diesel fuel and is cooled by liquid. The engine is 165 cubic inches big and spins at 2200 rpm when working hard. This tractor is strong, weighing 8050 pounds, which helps it handle tough jobs. The 40TD has a gear transmission with 6 forward gears and 2 reverse gears. This gives the driver good control over speed and power. The tractor is 113 inches long and 62 inches tall, making it a good size for many farm tasks. It starts up easily with an electric starter. Farmers can choose from different widths - 13, 14, or 16 inches - to fit their needs. The coolant tank holds 16.8 quarts to keep the engine running smoothly in hot weather.

Quick specs
- Category
- Agricultural
- Operating Weight
- 8,050 lb
- Transmission
- Gear
Overview
About the David Brown 40TD
The David Brown 40TD is a sturdy diesel tractor built for farm work. It has a 4-cylinder engine that runs on diesel fuel and is cooled by liquid. The engine is 165 cubic inches big and spins at 2200 rpm when working hard. This tractor is strong, weighing 8050 pounds, which helps it handle tough jobs. The 40TD has a gear transmission with 6 forward gears and 2 reverse gears. This gives the driver good control over speed and power. The tractor is 113 inches long and 62 inches tall, making it a good size for many farm tasks. It starts up easily with an electric starter. Farmers can choose from different widths - 13, 14, or 16 inches - to fit their needs. The coolant tank holds 16.8 quarts to keep the engine running smoothly in hot weather.
Full specifications
Every recorded spec
General
| Manufacturer | David Brown |
|---|---|
| Model | 40TD |
| Category | Agricultural tractor |
| Operating weight | 8,050lb |
Engine
| Make | David Brown |
|---|---|
| Cylinders | 4 |
| Displacement | 165ci |
| Bore | 3.63in |
| Stroke | 4in |
Transmission
| Type | Gear |
|---|---|
| Forward gears | 6 |
| Reverse gears | 2 |
Dimensions
| Length | 113in |
|---|---|
| Height | 62in |
| Operating weight | 8,050lb |
Capacities
| Cooling system | 4.2gal |
|---|
Head to head
40TD vs. Agricultural median
How the David Brown 40TD compares to other Agricultural tractors
| Spec | This model | Agricultural median | Difference | Percentile |
|---|---|---|---|---|
| Engine Displacement | 165 ci | 336 ci | -51% | 9th |
| Cylinders | 4 | 5.5 | -27% | 31st |
| Forward Gears | 6 | 16 | -62% | 11th |
| Operating Weight | 8,050 lb | 10,914 lb | -26% | 32nd |
| Length | 113 in | 173 in | -35% | 4th |
| Height | 62 in | 111 in | -44% | 8th |
Medians and percentiles are computed from the agricultural tractors in our database with a recorded value for each spec (sample sizes 795–1,130 models).
Compare to tractors with similar specs
Commonly compared David Brown tractors
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| David Brown 30TD | 36 hp | 8,091 lb | 1953–1959 | Compare → |
| David Brown 50TD | 50 hp | 10,450 lb | 1953–1958 | Compare → |
| David Brown 895 | — | — | — | Compare → |
| David Brown 1200 Selectamatic | 72 hp | 6,230 lb | 1967–1971 | Compare → |
| David Brown 1210 | 61 hp | 5,860 lb | 1971–1976 | Compare → |
Commonly compared tractors with similar horsepower from other brands
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Advance-Rumely 6A | — | 6,370 lb | — | Compare → |
| Advance-Rumely DoAll | — | 3,702 lb | — | Compare → |
| Advance-Rumely OilPull B 25/45 | — | 25,000 lb | — | Compare → |
| Advance-Rumely OilPull E 30/60 | — | 26,300 lb | — | Compare → |
| Advance-Rumely OilPull F 15/30 | — | 16,500 lb | — | Compare → |
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Gallery
David Brown 40TD photos





FAQ
Common questions
What engine configuration does the David Brown 40TD use?
The David Brown 40TD is equipped with a 4-cylinder engine displacing 165 ci.
What is the operating weight of the David Brown 40TD?
In working trim, the David Brown 40TD comes in at roughly 8,050 lb.
Which transmission does the David Brown 40TD use?
The David Brown 40TD is equipped with a Gear transmission with 6 forward gears.
How do I maintain a David Brown 40TD?
Routine service for the David Brown 40TD covers engine oil and filter changes, hydraulic and coolant level checks, air filter cleaning, and scheduled inspections. Refer to the manufacturer's maintenance schedule for exact intervals.



