Introduction
Wisconsin Tractor 25-45
The Wisconsin 25-45 is a vintage agricultural tractor produced by Wisconsin Tractor between 1913 and 1923. Manufactured in Sauk City, Wisconsin, this machine represents a significant example of early 20th-century American tractor engineering designed for heavy-duty farm labor.
Engine Specifications
The tractor is powered by a 4-cylinder inline Climax engine. It features a displacement of 665 cubic inches (10.9 liters) with a bore and stroke of 5.5 by 7 inches (140 x 178 mm). The engine operates at a rated speed of 800 RPM, providing steady power delivery for stationary and field operations.
Power and Performance
The machine was marketed with a total power rating of 50 hp. It provided 25 hp (18.6 kW) of drawbar power for pulling implements and 45 hp (33.6 kW) of belt power, which was essential for operating stationary equipment such as threshers and mills through a belt pulley system.
Conclusion
The Wisconsin 25-45 is a historical agricultural tool characteristic of the pre-World War I era. Its design focuses on high-displacement, low-RPM engine performance, making it suitable for classic farming operations requiring high torque and consistent belt-driven power.
Production Information of Wisconsin Tractor, 25-45
- Built in Sauk City, Wisconsin
| Manufacturer | Wisconsin Tractor |
|---|
Engine Specifications of Wisconsin Tractor, 25-45
- Climax
- 4-cylinder
- Inline
| Bore/Stroke | 5.5x7 inches [140 x 178 mm] |
|---|---|
| Displacement | 665 ci [10.9 L] |
| Rated RPM | 800 |
Power Information of Wisconsin Tractor, 25-45
| Drawbar (claimed) | 25 hp [18.6 kW] |
|---|---|
| Belt (claimed) | 45 hp [33.6 kW] |
Where it sits
With 50 hp[B] HP, the Wisconsin Tractor 25-45 sits just above 22-40 (44 HP) in Wisconsin Tractor's range. Its power puts it in the 85th percentile of 1910s models in our database (158 machines).
Frequently asked questions
How much horsepower does the Wisconsin Tractor 25-45 have?
The Wisconsin Tractor 25-45 delivers 50 hp[B] HP.
What years was the Wisconsin Tractor 25-45 produced?
The Wisconsin Tractor 25-45 was produced in 1913-1923.
What engine does the Wisconsin Tractor 25-45 have?
The Wisconsin Tractor 25-45 is powered by a 4-cylinder engine.