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| info | |
| 1919 - 1925, Agricultural Crawler tractor | |
| Next model: | Caterpillar Sixty |
| Production | |
| Manufacturer: | Best |
| Factory: | San Leandro, CA |
| Dimensions & Tires | |
| Weight: | 17500 lbs [7938 kg] |
| Front tire: | tracks |
| Rear tire: | tracks |
| Sixty Serial Numbers | |
| - Serial numbers unknown - |
| Best Sixty Power | |
| Plows: | 9 (14-inch) |
| Drawbar (tested): | 56 hp [41.8 kW] |
| Belt (tested): | 73 hp [54.4 kW] |
| Mechanical | |
| Chassis: | crawler |
| Cab: | Open operator station. |
| Belt Pulley | |
| Diameter: | 16 inches [40 cm] |
| Width: | 12 inches [30 cm] |
| RPM: | 650 |
| Speed: | 2720 ft/min [829.06 meters/min] |
| info | |
| Bore/Stroke: | 6.50x8.50 inches [165 x 216 mm] |
| Rated RPM: | 650 |
| Engine Detail | |
| Best, gasoline, 4-cylinder, 1128.2 ci [18.5 L] |
| info | |
| Next model: | Caterpillar Sixty |
| Transmission | |
| Type: | gear |
| Gears: | 2 forward and 1 reverse |
| info | |
| Next model: | Caterpillar Sixty |
| Dimensions | |
| Weight: | 17500 lbs [7938 kg] |
| Length: | 140 inches [355 cm] |
| Width: | 90 inches [228 cm] |
| Height: | 76.5 inches [194 cm] |
| Best Sixty Tires | |
| Ag front: | 72-inch tracks |
| Ag rear: | 72-inch tracks |