Sheppard Diesel SD-4: all source data
All 46 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 | Sheppard Diesel |
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| (no label) | Row-Crop tractor |
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| (no label) | Built in Hanover, Pennsylvania, USA |
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| Total built | 231 |
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Engine| (no label) | Sheppard Diesel 5.2L 4-cyl diesel |
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Transmission| (no label) | 10-speed gear |
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Power| Engine | 51 hp | 38.0 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) | Disc brakes |
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| (no label) | Open operator station. |
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Dimensions| Wheelbase | 91.5 inches | 232 cm |
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| Weight | 6250 lbs | 2835 kg |
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| Front tire | 6.00-16 |
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| Rear tire | 13x38 |
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Belt pulley| Diameter | 10 inches | 25 cm |
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| Width | 7.5 inches | 19 cm |
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| RPM | 1150 |
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| Speed | 3010 ft/min | 917.45 meters/min |
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Engine
Engine detail| (no label) | Sheppard Diesel 4-319 |
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| (no label) | diesel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 319 ci | 5.2 L |
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| Bore/Stroke | 4.50x5.00 inches | 114 x 127 mm |
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| Power | 51 hp | 38.0 kW |
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| Fuel system | indirect injection |
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| Compression | 22:1 |
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| Rated RPM | 1650 |
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| Starter type | electric |
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Transmission
Transmission| Type | gear |
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| Gears | 10 forward and 2 reverse |
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| Clutch | dry disc |
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| (no label) | In the final year of production, a torque converter was an option on the SD-4 transmission. |
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Dimensions
Tires| Ag front | 6.00-16 |
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| Ag rear | 13x38 |
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Dimensions| Wheelbase | 91.5 inches | 232 cm |
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| Length | 140.7 inches | 357 cm |
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| Height | 83.5 inches | 212 cm |
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| Weight | 6250 lbs | 2835 kg |
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| Front tread | 56 to 80 inches | 142 to 203 cm |
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| Front tread | 9.25/12.75 inches (tricycle) | 23/32 cm |
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| Rear tread | 56 to 84 inches | 142 to 213 cm |
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