| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| BIRTH | 4323 | Direct Cross Interchange | 1 |
| VEMA | 234 | Direct Cross Interchange | 1 |
| AUTOBIANCHI | 4233063 | Indirect Cross Interchange | 1 |
| SEAT | 4233063 | Indirect Cross Interchange | 1 |
| LANCIA | 4233063 | Indirect Cross Interchange | 1 |
| ALFA ROMEO | 4233063 | Indirect Cross Interchange | 1 |