Production
| Description | Standard-tread tractor / Built in Appleton, Wisconsin, USA / Original price was $2,200 in 1920 / Limited information is available on the Fox 18-35. It is unknown whether this tractor actually entered production. The primary difference between the Fox 18-35 and Fox 20-40 appears to be the engine speed. |
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| Manufacturer | Fox River Tractor Company |
Engine
| Aux. fuel | 2 gal (7.6 L) |
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| Engine type | Fox River Tractor Company 11.7L 4-cyl kerosene |
| Fuel tank | 20 gal (75.7 L) |
| Bore/Stroke | 5.50x7.50 inches (140 x 190 mm) |
| Description | Fox River Tractor Company / kerosene / 4-cylinder 8-valve / liquid-cooled |
| Displacement | 713 ci (11.7 L) |
| Rated RPM | 600 |
| Starter type | hand-crank |
| Belt (claimed) | 35 hp (26.1 kW) |
| Drawbar (claimed) | 18 hp (13.4 kW) |
| Plows | 4 (14-inch) |
Transmission
| Description | gear |
|---|---|
| Type | gear |
Mechanical
| Cab | Open operator station. |
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| Drive type | Two-wheel drive |
| Steering | manual |
Dimensions & Tires
| Weight | 7100 lbs (3220 kg) |
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| Weight | 7100 lbs (3220 kg) |
Belt Pulley
| Diameter | 18 inches (45 cm) |
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| RPM | 600 |
| Width | 9 inches (22 cm) |