Engine Speed : 600 – 1600 RPM
| Speed | Ratio | Rate (HP/RPM) |
| 600-1000 | 1.46 | 0.898 |
| 600-1400 | 2.04 | |
| 600-1600 | 2.47 | |
| 3.00 | ||
| 600-1600 | 3.60 | 0.748 |
| 4.08 | 0.667 | |
| 4.63 | 0.585 | |
| 4.95 | 0.544 |
Marine Gearbox HC900 possesses functions of speed reduction, ahead and astern clutching and bearing propeller thrust. It is designed of vertically offset and two-stage transmission, featuring in compact structure, larger ratio, higher loading capacity and convenient in dis- and reassembly and maintenance.
| Main Dimensions (L x W x H) | 1115 x 850 x 1310 mm |
| Net Weight | 1600 kg |
| Options/Comments | Electrical Remote Control, Flexible Connection |
| Center Distance | Input and Output Coaxiality |
| Rated Propeller Thrust | 85 kn |
| Flywheel | – |
| Bell Housing | – |
