Caterpillar
Caterpillar RD7
The Caterpillar RD7 is an agricultural crawler tractor produced from 1935 to 1940. It features a 13.6L 4-cylinder diesel engine, a 4-speed gear transmission with dry disc clutch, and an open operator station. The tractor was built in Peoria, Illinois, USA, and has an operating weight of 21020 lbs (9534 kg). Estimated engine power is 75.8 hp for comparison purposes. It is related to the Caterpillar D7 model produced from 1940 to 1954.
Power75 hp[B]
Founded1935 - 1940
ModelRD7
Technical Specifications
Detailed specifications and technical data for Caterpillar RD7
Power
| Note | *Estimated engine power for comparison only. |
|---|---|
| Belt (tested) | 95.97 hp (71.6 kW) |
| Drawbar (tested) | 78.35 hp (58.4 kW) |
Engine
| Rated RPM | 1000 |
|---|---|
| Air cleaner | oil bath |
| Bore/Stroke | 5.75x8.00 inches (146 x 203 mm) |
| Displacement | 831 ci (13.6 L) |
| Engine detail | Caterpillar diesel 4-cylinder liquid-cooled |
Dimensions
| Gauge | 60 inches (152 cm), 74 inches (187 cm) |
|---|---|
| Operating weight | 21020 lbs (9534 kg) |
Mechanical
| Drive | crawler |
|---|---|
| Operator station | Open operator station. |
Production
| Type | Agricultural Crawler tractor |
|---|---|
| Built in | Peoria, Illinois, USA |
| Years produced | 1935 - 1940 |
Transmission
| Type | gear |
|---|---|
| Gears | 4 forward and 1 reverse |
| Clutch | dry disc |
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