| 280 / | HD | LAND VEHICLES |
|
| 29 | DF | WHEELED {21} |
| 80.1 | DF | .~ Running gear {20} |
| 124.1 | DF | .~.~ Suspension arrangement {11} |
| 124.125 |  | .~.~.~ Wheel separately supported upon individual stub axle (e.g., skein, spindle) {6} |
| 124.126 | DF | .~.~.~.~> Steering pivot confined within boundary of wheel |
| 124.127 | DF | .~.~.~.~> Sliding connection (e.g., pillar and sleeve) |
| 124.128 | DF | .~.~.~.~> Longitudinally extending swinging support arm (i.e., leading or trailing swing arm) {5} |
| 124.134 | DF | .~.~.~.~> Lateral control arm (i.e., suspension arm) {5} |
| 124.153 | DF | .~.~.~.~> Longitudinal control arm (i.e., suspension arm) |
| 124.154 | DF | .~.~.~.~> Vertically extending telescopic strut {1} |