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Years in Production / 1940–1954
McCormick-Deering
WD-9
Explore the specifications, hardware, and original references for the McCormick-Deering WD-9.
46hp
Engine estimate · from belt
2WD Only
Drive
1940–1954
Production years
McCormick-Deering
Manufacturer
WD-9 / 01
At a glance
Production
Standard-tread tractor
- Manufacturer
- McCormick-Deering (a part of International Harvester)
- Factories
- Milwaukee, Wisconsin, USA
- Factories
- Melrose Park, Illinois, USA
Belt Pulley
- Diameter
- 14 inches35 cm
- Width
- 8.5 inches21 cm
- Rpm
- 707
- Speed
- 2593 ft/min790.35 meters/min
Mechanical
Two-wheel drive
Manual steering
Differential mechanical contracting band brakes
Open operator station.
WD-9 / 02
Under the hood
Engine Detail
International Harvester
diesel
4-cylinder
liquid-cooled vertical I-head
- Displacement
- 334.5 ci5.5 L
- Bore Stroke
- 4.40x5.50 inches112 x 140 mm
- Air Cleaner
- oil bath
- Compression Ratio
- 15.7:1
- Rated Rpm
- 1500
- Starter Type
- gasoline ignition
- Coolant Capacity
- 44 qts41.6 L
- Fuel Type
- diesel
- Cylinders
- 4
- Cooling
- liquid-cooled vertical I-head
Engine Options
International Harvester 5.5L 4-cyl diesel
- Fuel Tank
- 36 gal136.3 L
- Aux Fuel
- 0.88 gal3.3 L
WD-9 / 03
Gears & controls
Transmission
- Transmission Type
- gear
- Gears
- 5 forward and 1 reverse
- Clutch
- mechanical dry disc
WD-9 / 04
Size. Stance. Footprint.
Dimensions And Tires
- Weight
- 6650 lbs3016 kg
- Front Tire
- 30-6
- Rear Tire
- 48-12
Tires And Tracks
- Front Ag
- 30-6 steel
- Front Ag
- 7.50x18
- Rear Ag
- 48-12 steel
- Rear Ag
- 14.00x21
WD-9 / 05
Tractor Photos
WD-9 / 06
Tests (NTTL)
Nebraska Tractor Test 370
Diesel 5-speed 2WDMay 21 - June 18, 1941
Drawbar performance
Gear 3 used for power test.
Gear 1 used for pull test.
- Id
- 370
- Belt Power Max
- 46.43 hp34.6 kW
- Belt Fuel Use Max
- 3.2 gal/hour12.1 l/hour
- Max Power
- 42.57 hp31.7 kW
- Max Pull
- 6367 lbs2888 kg