Caterpillar DD9H
| Production |
| Manufacturer | Caterpillar
|
| Bulldozer |
| Built in Peoria, Illinois, USA |
| The DD9H consisted of two D9H tractors connected in tandem. The operator controlled both machines from the front tractor using pneumo-hydraulic controls. The front tractor was fitted with a 12 CFM compressor and two air supply tanks. |
| Caterpillar DD9H Power |
| Engine (net) | 820 hp
611.5 kW
|
| Mechanical |
| Drive | crawler
|
| Final drives | planetary
|
| Cab optional with available air-conditioning. |
| Photos |
| No photos of the Caterpillar DD9H are currently available. To submit yours, email it to Peter@TractorData.com. Photos may only be used with the permission of the original photographer. |
| Electrical |
| Charging system | alternator
|
| Charging amps | 50
|
| Batteries | 4
|
| Battery volts | 12
|
| Battery AH | 200
|
| References |
 |
| Track-Type Tractors published in 1980, by Caterpillar |
| D7G - D8K - D9H published by Caterpillar |
| Compact Sales Kit published in 1985, by Caterpillar |
| Page information |
| Contact: Peter Easterlund |
| Updated on February 22, 2022 |
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