Keck-Gonnerman 15-30: 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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| (no label) | Original price was $1,500 in 1920 |
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Engine| (no label) | Keck-Gonnerman 10.8L 2-cyl kerosene |
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Transmission| (no label) | 2-speed gear |
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Power| Drawbar (claimed) | 30 hp | 22.4 kW |
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| Belt (claimed) | 15 hp | 11.2 kW |
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| Plows | 3 |
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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 | 6500 lbs | 2948 kg |
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| Rear tire | 61x12 |
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Belt pulley| Diameter | 12 inches | 30 cm |
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| Width | 8 inches | 20 cm |
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| RPM | 650 |
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| Speed | 1004 ft/min | 306.02 meters/min |
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Engine
Engine detail| (no label) | Keck-Gonnerman |
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| (no label) | kerosene |
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| (no label) | 2-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 661 ci | 10.8 L |
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| Bore/Stroke | 7.25x8.00 inches | 184 x 203 mm |
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| Starter type | hand-crank |
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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 | 61x12 (steel) |
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Dimensions| Length | 150 inches | 381 cm |
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| Width | 78 inches | 198 cm |
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| Height | 96 inches | 243 cm |
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| Weight | 6500 lbs | 2948 kg |
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