Keck-Gonnerman 25-50: all source data
All 33 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | Keck-Gonnerman |
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| (no label) | Standard-tread tractor |
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| (no label) | Built in Mount Vernon, Indiana, USA |
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Engine| (no label) | LeRoi 9.9L 4-cyl kerosene |
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Transmission| (no label) | 2-speed gear |
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Power| Drawbar (claimed) | 25 hp | 18.6 kW |
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| Belt (claimed) | 50 hp | 37.3 kW |
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| Plows | 4 |
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Mechanical| (no label) | Two-wheel drive |
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| Final drives | spur gear |
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| (no label) | Manual steering |
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| (no label) | Open operator station. |
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Dimensions| Weight | 9800 lbs | 4445 kg |
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| Rear tire | 56x14 |
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Belt pulley| Diameter | 15.5 inches | 39 cm |
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| Width | 9.5 inches | 24 cm |
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| RPM | 666 |
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| Speed | 2677 ft/min | 815.95 meters/min |
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Engine
Engine detail| (no label) | LeRoi |
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| (no label) | kerosene |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 606 ci | 9.9 L |
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| Bore/Stroke | 5.25x7.00 inches | 133 x 178 mm |
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| Starter type | hand-crank |
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| Starter type | electric |
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Transmission
Transmission| Type | gear |
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| Gears | 2 forward and 1 reverse |
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Dimensions
Tires| Ag rear | 56x14 (steel) |
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Dimensions| Length | 162 inches | 411 cm |
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| Width | 86 inches | 218 cm |
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| Height | 69 inches | 175 cm |
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| Weight | 9800 lbs | 4445 kg |
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