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Years in Production / 1922–1924
Gray Tractor
20-36
Explore the specifications, hardware, and original references for the Gray Tractor 20-36.

No photo
36hp
Engine estimate · from belt
Unknown
Drive
1922–1924
Production years
Gray Tractor
Manufacturer
20-36 / 01
At a glance
Production
Standard-tread tractor
Built in Minneapolis, Minnesota, USA
Original price was $1,975 in 1922
- Manufacturer
- Gray Tractor
Mechanical
Manual steering
Open operator station.
- Drive
- 3x1 drum drive
Belt Pulley
- Diameter
- 11.5 inches29 cm
- Width
- 8 inches20 cm
- Speed
- 3000 ft/min914.40 meters/min
20-36 / 02
Under the hood
Engine Detail
Waukesha DU
gasoline
4-cylinder
liquid-cooled inline
- Displacement
- 398 ci6.5 L
- Bore Stroke
- 4.50x6.25 inches114 x 159 mm
- Rated Rpm
- 1000
- Fuel Type
- gasoline
- Cylinders
- 4
- Cooling
- liquid-cooled inline
20-36 / 03
Gears & controls
Transmission
- Transmission Type
- gear
- Gears
- 2 forward and 1 reverse
20-36 / 04
Size. Stance. Footprint.
Dimensions And Tires
- Wheelbase
- 104 inches264 cm
- Weight
- 6300 lbs2857 kg
- Front Tire
- 40x8
- Rear Tire
- 54x54
Tires And Tracks
- Front Ag
- 40x8 steel
- Rear Ag
- 54x54 steel