mccormick deering w 40

McCormick-Deering W-40 tractor photo
1935 - 1940 Standard-tread tractor
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
McCormick-Deering WK-40 in grey paint
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
W-40 references literature
Instruction Book Model W-40 (5097) published in 1937

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