SA number
| Sa number | Description/Note | Footnotes | In connection with Sa | Series | Submodel | |
|---|---|---|---|---|---|---|
| 01 | STEERED TRAILING AXLE | ---- | 930 | 306 | ||
| 01 | STEERED TRAILING AXLE | ---- | 932 | 307/317 | ||
| 01 | STEERED TRAILING AXLE | ---- | 970 | 278 | ||
| 02 | STEERED TRAILING AXLE | ---- | 932 | 317 | ||
| 04 | STEERED TRAILING AXLE | ---- | 932 | 317 | ||
| 07 | STEERED TRAILING AXLE | ---- | 932 | 315/317 | ||
| 08 | STEERED TRAILING AXLE | ---- | 957 | 543 |