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McCormick-Deering W-40
 | 1935 - 1940
Standard-tread tractor |
|---|---|
1935 - 1940 | |
Standard-tread tractor | |
1935 - 1940 | |
|---|---|
Standard-tread tractor |
Production | |
|---|---|
Manufacturer | McCormick-Deering (a part of International Harvester) |
Standard-tread tractor | |
Built in Milwaukee, Wisconsin, USA | |
The W-40 paint color changed from grey to red on November 1, 1936. | |
Variants | |
|---|---|
WA-40 | 279ci gasoline |
W-40 | 298ci gasoline |
WK-40 | 298ci kerosene |
WD-40 | diesel |
McCormick-Deering W-40 Engines | |
|---|---|
International Harvester 4.9L 6-cyl gasoline | |
International Harvester 4.9L 6-cyl kerosene | |
International Harvester 4.0L 6-cyl gasoline | |
Fuel tank | 31 gal
117.3 L |
Aux. fuel | 1.25 gal
4.7 L |
Engine details ...  | |
McCormick-Deering W-40 Transmissions | |
|---|---|
3-speed unsynchronized gear | |
4-speed unsynchronized gear | |
Transmission details ...  |
McCormick-Deering W-40 Power | |
|---|---|
Drawbar (claimed) | 28 hp
20.9 kW |
Belt (claimed) | 45 hp
33.6 kW |
Drawbar (tested) | 35.22 hp
26.3 kW |
Belt (tested) | 49.76 hp
37.1 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Two-wheel drive | |
Final drives | bull gear |
Manual steering | |
Open operator station. | |
Photos | |
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 | |
McCormick-Deering W-40 photos...  |
Power Take-off (PTO) | |
|---|---|
Rear PTO Type | 553 |
Dimensions & Tires | |
|---|---|
Wheelbase | 85 inches
215 cm |
Weight | 6100 lbs
2766 kg |
Front tire | 34x6 |
Rear tire | 50x12 |
Full dimensions and tires ...  | |
W-40 Serial Numbers | |
|---|---|
1935 | 501 |
1936 | 1441 |
1937 | 5120 |
1938 | 7665 |
1939 | 9756 |
1940 | 10323 |
FAQ: How to read a serial number table. | |
Belt Pulley | |
|---|---|
Diameter | 15.7 inches
39 cm |
Width | 9 inches
22 cm |
RPM | 645 |
Speed | 2647 ft/min
806.81 meters/min |
References | |
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 | |
Instruction Book Model W-40 (5097) published in 1937 |