| Drive gear box assy. |
| Bolt |
| Retainer |
| O-ring |
| Sprocket hub |
| Mechanical seal |
| Support ring |
| Bolt |
| Roller bearing |
| O-ring |
| Planetary carrier assy. |
| Roller bearing |
| Sun wheel shaft |
| Internal geared double wheel |
| Planetary carrier assy. |
| Circlip |
| Sun wheel shaft |
| Bolt |
| Actuator |
| Spur wheel |
| Ball bearing |
| Housing |
| Bolt |
| Seal ring |
| Plug |
| O-ring |
| Bolt |
| Roller bearing |
| Drive shaft |
| Circlip |
| Planet carrier |
| Locating ring |
| Planet gear |
| Roller bearing |
| Snap ring |
| Intermediate ring |
| Planet wheel pin |
| Snap ring |
| Planet carrier |
| Planet gear |
| Roller bearing |
| Shim |
| Supporting plate |
| Snap ring |
| Snap ring |
