| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| IMASAF | 446541 | Direct Cross Interchange | 1 |
| ALFAROME/FIAT/LANCI | 46545380 | Direct Cross Interchange | 1 |
| AUTOBIANCHI | 46545380 | Indirect Cross Interchange | 1 |
| LANCIA | 46545380 | Indirect Cross Interchange | 1 |
| ASSO | 241057 | Indirect Cross Interchange | 1 |
| SIGAM | 16154 | Indirect Cross Interchange | 1 |