Introduction
Gray Tractor 18-36 Standard-Tread Tractor
The Gray Tractor 18-36 is a standard-tread tractor manufactured by the Gray Tractor company in Minneapolis, Minnesota, between 1918 and 1921. It represents a significant example of early 20th-century agricultural mechanization, designed for heavy-duty field performance.
Engine and Performance
The tractor is powered by a 4-cylinder gasoline engine with a displacement of 7.8 liters. It features a liquid-cooled inline configuration and a fuel system utilizing a carburetor. The engine produces 36 horsepower at a rated speed of 900 RPM. Starting is achieved via a manual hand-crank mechanism, consistent with the period's technology.
Transmission and Drive
The drivetrain utilizes a gear-based transmission system providing 2 forward gears and 1 reverse gear. The tractor employs a 3x1 drum drive system to transmit power to the wheels. Steering is strictly manual, requiring direct physical input from the operator, who is positioned in an open station.
Dimensions and Chassis
The machine has a total length of 174 inches (441 cm), a width of 72.25 inches (183 cm), and a height of 72 inches (182 cm). With a wheelbase of 104.5 inches (265 cm) and a total weight of 6,200 lbs (2,812 kg), the tractor is equipped with steel wheels—40x8 at the front and 54x54 at the rear—designed for operation on various soil types.
Conclusion
The Gray Tractor 18-36 is characterized by its robust, mechanical construction and heavy steel-wheel configuration. It remains a notable machine for historians and collectors interested in the evolution of American agricultural power during the early 1900s.
Production Information of Gray Tractor, 18-36
- Standard-tread tractor
- Built in Minneapolis, Minnesota, USA
| Manufacturer | Gray Tractor |
|---|
Dimension and Tires Information of Gray Tractor, 18-36
| Wheelbase | 104.5 inches [265 cm] |
|---|---|
| Weight | 6200 lbs [2812 kg] |
| Height | 72 inches [182 cm] |
| Length | 174 inches [441 cm] |
| Width | 72.25 inches [183 cm] |
| Ag front | 40x8 steel |
|---|---|
| Ag rear | 54x54 steel |
Engine Specifications of Gray Tractor, 18-36
- Liquid-cooled inline
- Gasoline
- 4-cylinder
| Fuel system | Carburetor |
|---|---|
| Displacement | 478 ci [7.8 L] |
| Rated RPM | 900 |
| Bore/Stroke | 4.75x6.75 inches [121 x 171 mm] |
| Starter type | Hand-crank |
Transmission Information of Gray Tractor, 18-36
Transmission variants 1
| Type | Gear |
|---|---|
| Gears | 2 forward and 1 reverse |
Mechanical Specs of Gray Tractor, 18-36
- Manual steering
- Open operator station.
| Drive | 3x1 drum drive |
|---|
Power Information of Gray Tractor, 18-36
- Https://www.tractordata.com/farm-tractors/011/6/4/11646-gray-tractor-18-36-tests.html
Where it sits
With 36 hp[B] HP, the Gray Tractor 18-36 sits just above 18-30 (30 HP) in Gray Tractor's range. Its power puts it in the 69th percentile of 1910s models in our database (158 machines).
Frequently asked questions
How much horsepower does the Gray Tractor 18-36 have?
The Gray Tractor 18-36 delivers 36 hp[B] HP.
What years was the Gray Tractor 18-36 produced?
The Gray Tractor 18-36 was produced in 1918-1921.
What engine does the Gray Tractor 18-36 have?
The Gray Tractor 18-36 is powered by a Gasoline, 4-cylinder engine.
What transmission does the Gray Tractor 18-36 use?
The Gray Tractor 18-36 uses a Gear transmission.
How much does the Gray Tractor 18-36 weigh?
The Gray Tractor 18-36 weighs 6200 lbs [2812 kg].