Introduction
Wetmore 12-25 Standard-Tread Tractor
The Wetmore 12-25 is a standard-tread tractor produced between 1919 and 1938 in Sioux City, Iowa, USA. Designed for agricultural operations during the early 20th century, this machine reflects the engineering standards of its era.
Engine and Powertrain
The tractor is powered by a 4-cylinder Waukesha engine with a displacement of 289.02 cubic inches (4.7 liters). It utilizes a Kingston carburetor and operates on kerosene, featuring a liquid-cooling system. The engine operates at a rated speed of 950 RPM and is initiated via a hand crank starter. Power is delivered through a Fuller transmission offering three forward gears and one reverse gear, coupled with a dry disc clutch.
Mechanical Configuration
The Wetmore 12-25 is a two-wheel drive machine equipped with manual steering. Braking is provided by mechanical drum brakes acting on the final drives, which utilize an internal spur gear design. The operator station is of the open type, consistent with the tractor's design period.
Dimensions and Undercarriage
With a wheelbase of 74 inches (187 cm) and a base weight of 2,900 lbs (1,315 kg), the tractor provides stability for field tasks. It features steel wheels, with 28x5 front tires and 46x10 rear tires. The rear axle provides a ground clearance of 17 inches (43 cm), while the front axle clearance is 12.5 inches (31 cm). The rear tread width measures 53 inches (134 cm).
Conclusion
The Wetmore 12-25 represents a conventional agricultural tractor design of the interwar period. Its mechanical simplicity and robust construction make it a notable piece of history for collectors interested in early 20th-century farm machinery.
Production Information of Wetmore, 12-25
- Standard-tread tractor
- Built in Souix City, Iowa, USA
| Manufacturer | Wetmore |
|---|---|
| Manufacturer(optional) | $1,585 (1921 ) |
| Original price | $2,485 (1920 ) |
| Original price(optional) | $1,185 (1922 ) |
Dimension and Tires Information of Wetmore, 12-25
| Wheelbase | 74 inches [187 cm] |
|---|---|
| Rear tread | 53 inches [134 cm] |
| Clearance (rear axle) | 17 inches [43 cm] |
| Weight | 2900 lbs [1315 kg] |
| Clearance (front axle) | 12.5 inches [31 cm] |
| Ag front | 28x5 (steel) |
|---|---|
| Ag rear | 46x10 (steel) |
Engine Specifications of Wetmore, 12-25
- Waukesha
- Liquid-cooled
- Kerosene
- 4-cylinder
| Fuel system | Kingston carburetor |
|---|---|
| Displacement | 289.02 ci [4.7 L] |
| Rated RPM | 950 |
| Bore/Stroke | 4.00x5.75 inches [102 x 146 mm] |
| Starter type | Hand crank |
Transmission Information of Wetmore, 12-25
Transmission variants 1
| Transmission | Fuller |
|---|---|
| Clutch | Dry disc |
| Type | Gear |
| Gears | 3 forward and 1 reverse |
Mechanical Specs of Wetmore, 12-25
- Two-wheel drive
- Open operator station.
- Mechanical drum brakes
- Manual steering
| Final drives | Internal spur gear |
|---|
Power Information of Wetmore, 12-25
- Https://www.tractordata.com/farm-tractors/009/2/4/9242-wetmore-12-25-tests.html
Where it sits
Its power puts it in the 47th percentile of 1910s models in our database (158 machines).
Frequently asked questions
How much horsepower does the Wetmore 12-25 have?
The Wetmore 12-25 delivers 27 hp[B] HP.
What years was the Wetmore 12-25 produced?
The Wetmore 12-25 was produced in 1919-1938.
What engine does the Wetmore 12-25 have?
The Wetmore 12-25 is powered by a 4-cylinder engine.
What transmission does the Wetmore 12-25 use?
The Wetmore 12-25 uses a Fuller transmission.
How much does the Wetmore 12-25 weigh?
The Wetmore 12-25 weighs 2900 lbs [1315 kg].
Is the Wetmore 12-25 4WD?
The Wetmore 12-25 is available in 2WD.