| 192 / | HD | CLUTCHES AND POWER-STOP CONTROL |
| * | DD | ELEMENTS {9} |
| 113.1 | DF | .~ Lubricating, insulating, or cooling {4} |
| 113.2 | | .~.~ Air cooling {3} |
| 113.21 | DF | .~.~.~> Heat radiating structure |
| 113.22 | DF | .~.~.~> Grooved surfaces |
| 113.23 | DF | .~.~.~> Air directing structure {3} |