Caterpillar Twenty-Eight: all source data
All 31 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 | Caterpillar |
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| (no label) | Agricultural Crawler tractor |
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| (no label) | Built in Peoria, Illinois, USA |
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| Total built | 1171 |
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Engine| (no label) | Caterpillar 4.5L 4-cyl gasoline |
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Transmission| (no label) | 3-speed gear |
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Power| Drawbar (claimed) | 30.5 hp | 22.7 kW |
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| Belt (claimed) | 37.5 hp | 28.0 kW |
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Mechanical| Drive | crawler |
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| (no label) | Open operator station. |
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Pto| Rear PTO Type | 540 (1.375) |
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Dimensions| Weight | 7870 lbs | 3569 kg |
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| (no label) | Tracks |
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Belt pulley| Diameter | 11.75 inches | 29 cm |
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| Width | 6.5 inches | 16 cm |
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| RPM | 935 |
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| Speed | 2580 ft/min | 786.38 meters/min |
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Engine
Engine detail| (no label) | Caterpillar |
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| (no label) | gasoline |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 277 ci | 4.5 L |
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| Bore/Stroke | 4.1875x5.50 inches | 106 x 140 mm |
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| Air cleaner | oil bath |
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| Rated RPM | 1100 |
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Transmission
Transmission| Type | gear |
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| Gears | 3 forward and 1 reverse |
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Dimensions
Dimensions| Length | 116.1 inches | 294 cm |
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| Width | 61.5 inches | 156 cm |
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| Height | 60.6 inches | 153 cm |
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| Weight | 7870 lbs | 3569 kg |
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