| 475 / | HD | PLANETARY GEAR TRANSMISSION SYSTEMS OR COMPONENTS |
| 220 | DF | DIFFERENTIAL PLANETARY GEARING {8} |
| 230 | DF | .~ Bevel gear differential {4} |
| 231 | DF | .~.~ With means to limit overspeed of one output (e.g., lock-up clutch) {6} |
| 234 | ![]() | .~.~.~ By axial movement of output gear {1} |
| 235 | DF | .~.~.~.~> With spring bias on gear or clutch |