Hydraulic gearbox Dong-i DMT140H for Marine Engine
The Dong-i DMT140H marine transmission for boat engines weighs 250 kg and has an oil capacity of 4 L. It is a reverse reduction type and features hydraulically actuated multi-disc clutches. Built with a durable cast iron housing and direct mounting with vertical offset, this transmission ensures easy installation and maintenance, preserving the torque capacity and gear ratio in both forward and reverse. The precisely ground gears ensure a long service life and smooth operation. Suitable for various nautical applications from recreational to continuous use, it includes a "GO HOME" emergency function and complies with ISO 9001 standards.
| Engine |
Manufacturer |
Clutch actuation |
Output º |
Red. |
| Oil |
SAE 30 |
| Oil cap. |
4 L |
| Weight |
250 Kg |
| Max. Temp |
90 ºC |
Reduction ratios
| Forward |
Reverse |
| 1.97:1 |
1.97:1 |
| 2.57:1 |
2.57:1 |
| 3.03:1 |
3.03:1 |
| 3.46:1 |
3.46:1 |
All reductions are available on 45 mm and 75 mm shaft (L).
