Introduction
Gray Tractor 20-35
The Gray Tractor 20-35 is a standard-tread tractor produced between 1914 and 1916 in Minneapolis, Minnesota, USA. It represents early 20th-century agricultural mechanization, designed for heavy-duty field operations.
Engine Specifications
The tractor is powered by a liquid-cooled, 4-cylinder inline Waukesha gasoline engine. It features a displacement of 7.8 liters (478 cubic inches) with a bore and stroke of 4.75 by 6.75 inches. This powerplant provides 35 hp at the belt and 20 hp at the drawbar, with the capacity to pull up to 6 plows.
Transmission and Drive System
The machine utilizes a 3x1 drum drive system. The transmission offers two forward gears and one reverse gear, providing the necessary mechanical range for agricultural tasks common during its period of production.
Dimensions and Chassis
The tractor has a total weight of 8,000 lbs (3,628 kg). It measures 203 inches in length, 96 inches in width, and 72 inches in height. It is equipped with steel wheels, specifically 44x10-inch wheels at the front and 60x60-inch wheels at the rear. The operator controls consist of manual steering and an open operator station.
Conclusion
With its significant weight and drawbar power, the Gray Tractor 20-35 was engineered for demanding traction requirements in the field. It remains a notable example of the 15-25 series tractors from the mid-1910s, reflecting the robust construction standards of the Gray Tractor manufacturer.
Production Information of Gray Tractor, 20-35
- Original price was $2,150 in 1916
- Standard-tread tractor
- Built in Minneapolis, Minnesota, USA
| Manufacturer | Gray Tractor |
|---|
Dimension and Tires Information of Gray Tractor, 20-35
| Length | 203 inches [515 cm] |
|---|---|
| Weight | 8000 lbs [3628 kg] |
| Width | 96 inches [243 cm] |
| Height | 72 inches [182 cm] |
| Ag front | 44x10 steel |
|---|---|
| Ag rear | 60x60 steel |
Engine Specifications of Gray Tractor, 20-35
- Waukesha
- Liquid-cooled inline
- Gasoline
- 4-cylinder
| Displacement | 478 ci [7.8 L] |
|---|---|
| Bore/Stroke | 4.75x6.75 inches [121 x 171 mm] |
Transmission Information of Gray Tractor, 20-35
Transmission variants 1
| Type | Gear |
|---|---|
| Gears | 2 forward and 1 reverse |
Mechanical Specs of Gray Tractor, 20-35
- Manual steering
- Open operator station.
| Drive | 3x1 drum drive |
|---|
Power Information of Gray Tractor, 20-35
| Drawbar (claimed) | 20 hp [14.9 kW] |
|---|---|
| Belt (claimed) | 35 hp [26.1 kW] |
| Plows | 6 |
Where it sits
With 35 hp[B] HP, the Gray Tractor 20-35 sits just above 15-25 (25 HP) in Gray Tractor's range. Its power puts it in the 68th percentile of 1910s models in our database (158 machines).
Frequently asked questions
How much horsepower does the Gray Tractor 20-35 have?
The Gray Tractor 20-35 delivers 35 hp[B] HP.
What years was the Gray Tractor 20-35 produced?
The Gray Tractor 20-35 was produced in 1914-1916.
What engine does the Gray Tractor 20-35 have?
The Gray Tractor 20-35 is powered by a Gasoline, 4-cylinder engine.
What transmission does the Gray Tractor 20-35 use?
The Gray Tractor 20-35 uses a Gear transmission.
How much does the Gray Tractor 20-35 weigh?
The Gray Tractor 20-35 weighs 8000 lbs [3628 kg].