RD8 by Caterpillar
1935 - 1936
Series:
1937 - 1965
| 1937 - 1965 |
| Model year 1937-19411945-19551958-1965 |
| Agricultural Crawler tractor |
Production
| Production | |
| Manufacturer: | Caterpillar |
| Type: | Agricultural Crawler tractor |
| Factory: | Peoria, Illinois, USA |
Caterpillar D8 Power
| Caterpillar D8 Power | |
| Engine: | 115 hp 85.8 kW |
| Drawbar (tested): | 110.06 hp 82.1 kW |
| Belt (tested): | 127.93 hp 95.4 kW |
| power test details ... | |
Caterpillar D8 Engine
| Caterpillar D8 Engine | |
| Caterpillar 20.4L 6-cyl diesel | |
| Fuel tank: | 57 gal 215.7 L |
| Engine details ... | |
Mechanical
| Mechanical | |
| Chassis: | crawler |
| Cab: | Open operator station. |
| Transmission: | 6-speed gear |
| Transmission details ... | |
Dimensions & Tracks
| Dimensions & Tracks | |
| Weight: | 36520 lbs 16565 kg |
| 20-inch tracks | |
| Full dimensions and tracks ... | |
D8 Serial Numbers
| D8 Serial Numbers | |
| 1937: | 1H1500 |
| 1938: | 1H2727 |
| 1939: | 1H3906 |
| 1940: | 1H5729 |
| 1941: | 1H7693 |
how to read serial numbers... | |
Production
Caterpillar RD8 Power
77.5 kW
88.2 kW
1935 - 1936
| 1935 - 1936 |
| Agricultural Crawler tractor |
Series:
| Series: | RD8 |
| D8 ↓ |
Nebraska Tractor Test 256
| Nebraska Tractor Test 256 | |||
| | |||
Nebraska Tractor Test 256
| Nebraska Tractor Test 256 | |
| Diesel 6-speed crawler May 7 - 19, 1936 Link: Nebraska Tractor Test 256 file | |
| Belt power (max): | 103.21 hp 77.0 kW |
| Belt fuel use (max): | 7.3 gal/hour 27.6 l/hour |
| Drawbar performance | |
| Max power: | 91.75 hp 68.4 kW |
| Gear 1 used for power test. | |
| Max pull: | 20485 lbs 9291 kg |
| Gear 1 used for pull test. | |
Nebraska Tractor Test 257
| Nebraska Tractor Test 257 | |||
| | |||
Nebraska Tractor Test 257
| Nebraska Tractor Test 257 | |
| Diesel 6-speed crawler May 19 - 25, 1936 Link: Nebraska Tractor Test 257 file | |
| Belt power (max): | 118.29 hp 88.2 kW |
| Belt fuel use (max): | 8.6 gal/hour 32.6 l/hour |
| Drawbar performance | |
| Max power: | 103.95 hp 77.5 kW |
| Gear 1 used for power test. | |
| Max pull: | 19795 lbs 8979 kg |
| Gear 1 used for pull test. | |
Caterpillar RD8 Engine
1935 - 1936
| 1935 - 1936 |
| Agricultural Crawler tractor |
Series:
| Series: | RD8 |
| D8 ↓ |
Engine Detail
| Engine Detail | |
| Caterpillar D13000 | |
| diesel | |
| 6-cylinder | |
| liquid-cooled | |
| Displacement: | 1246 ci 20.4 L |
| Bore/Stroke: | 5.75x8.00 inches 146 x 203 mm |
| Rated RPM: | 1000 |
Mechanical
1935 - 1936
| 1935 - 1936 |
| Agricultural Crawler tractor |
Series:
| Series: | RD8 |
| D8 ↓ |
Transmission
| Transmission | |
| Type: | gear |
| Gears: | 6 forward and 2 reverse |
| Clutch: | dry disc |
Speeds
| Speeds | |
Dimensions & Tracks
15195 kg
1935 - 1936
| 1935 - 1936 |
| Agricultural Crawler tractor |
Series:
| Series: | RD8 |
| D8 ↓ |
Caterpillar RD8 Tracks
| Caterpillar RD8 Tracks | |
| Size: | 20-inch tracks |
Dimensions
| Dimensions | |
| Weight: | 33500 lbs 15195 kg |
| Gauge: | 78 inches 198 cm |
RD8 Serial Numbers
how to read serial numbers...
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