McCormick-Deering TA-40
The McCormick-Deering TA-40 is a powerful tractor built for serious farm work. It has a big 6-cylinder gasoline engine made by International Harvester. This engine is liquid-cooled and has a displacement of 278.7 cubic inches, which is quite large for a tractor of its time. The engine runs at 1600 RPM, giving it plenty of power for tough jobs. This tractor is big and heavy, weighing 10,790 pounds. It's 141 inches long, 65 inches wide, and 65 inches tall. The TA-40 has a gear transmission with 5 forward gears and 1 reverse gear, allowing for different speeds when working in the fields. It also has a Category 3 hitch, which means it can handle large implements. The cooling system holds 48 quarts of coolant, helping the engine stay at the right temperature during long work days.

Quick specs
- Category
- Agricultural
- Operating Weight
- 10,790 lb
- Transmission
- Gear
Overview
About the McCormick-Deering TA-40
The McCormick-Deering TA-40 is a powerful tractor built for serious farm work. It has a big 6-cylinder gasoline engine made by International Harvester. This engine is liquid-cooled and has a displacement of 278.7 cubic inches, which is quite large for a tractor of its time. The engine runs at 1600 RPM, giving it plenty of power for tough jobs. This tractor is big and heavy, weighing 10,790 pounds. It's 141 inches long, 65 inches wide, and 65 inches tall. The TA-40 has a gear transmission with 5 forward gears and 1 reverse gear, allowing for different speeds when working in the fields. It also has a Category 3 hitch, which means it can handle large implements. The cooling system holds 48 quarts of coolant, helping the engine stay at the right temperature during long work days.
Full specifications
Every recorded spec
General
| Manufacturer | McCormick-Deering |
|---|---|
| Model | TA-40 |
| Category | Agricultural tractor |
| Operating weight | 10,790lb |
Engine
| Make | International Harvester |
|---|---|
| Cylinders | 6 |
| Displacement | 278.7ci |
| Bore | 3.63in |
| Stroke | 4.5in |
Transmission
| Type | Gear |
|---|---|
| Forward gears | 5 |
| Reverse gears | 1 |
Dimensions
| Length | 141in |
|---|---|
| Width | 65in |
| Height | 65in |
| Operating weight | 10,790lb |
Capacities
| Cooling system | 12gal |
|---|
Head to head
TA-40 vs. Agricultural median
How the McCormick-Deering TA-40 compares to other Agricultural tractors
| Spec | This model | Agricultural median | Difference | Percentile |
|---|---|---|---|---|
| Engine Displacement | 279 ci | 336 ci | -17% | 43rd |
| Cylinders | 6 | 5.5 | +9% | 74th |
| Forward Gears | 5 | 16 | -69% | 7th |
| Operating Weight | 10,790 lb | 10,914 lb | -1% | 50th |
| Length | 141 in | 173 in | -18% | 21st |
| Width | 65 in | 79.5 in | -18% | 29th |
| Height | 65 in | 111 in | -41% | 9th |
Medians and percentiles are computed from the agricultural tractors in our database with a recorded value for each spec (sample sizes 497–1,130 models).
Compare to tractors with similar specs
Commonly compared McCormick-Deering tractors
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| McCormick-Deering 10-20 TracTracTor | — | — | — | Compare → |
| McCormick-Deering A564 | — | — | — | Compare → |
| McCormick-Deering O-6 | — | 5,310 lb | — | Compare → |
| McCormick-Deering ODS-6 | — | 5,385 lb | — | Compare → |
| McCormick-Deering OS-6 | — | — | — | 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 → |
Explore
McCormick-Deering siblings
Explore
Similar-spec models
Gallery
McCormick-Deering TA-40 photos


FAQ
Common questions
What engine configuration does the McCormick-Deering TA-40 use?
The McCormick-Deering TA-40 is equipped with a 6-cylinder engine displacing 278.7 ci.
How much does the McCormick-Deering TA-40 weigh?
The McCormick-Deering TA-40 weighs about 10,790 lb in operating condition.
What transmission is in the McCormick-Deering TA-40?
Transmission on the McCormick-Deering TA-40 is Gear, with 5 forward speeds.
What three-point hitch category does the McCormick-Deering TA-40 use?
The McCormick-Deering TA-40 has a Category Category 3 three-point hitch.
What maintenance does the McCormick-Deering TA-40 require?
Like any tractor, the McCormick-Deering TA-40 needs periodic engine oil and filter changes, hydraulic fluid checks, and regular greasing and inspection. The owner's manual lists the manufacturer's recommended service intervals.


