| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| ASSO | 122001 | Direct Cross Interchange | 10 |
| IMASAF | 261803 | Direct Cross Interchange | 9 |
| FIAT | 7586802 | Direct Cross Interchange | 8 |
| BOSAL | 282089 | Direct Cross Interchange | 8 |
| FIAT | 7692839 | Direct Cross Interchange | 8 |
| FIAT | 7633669 | Direct Cross Interchange | 7 |
| WALKER | 13470 | Direct Cross Interchange | 6 |
| INNOCENTI | 7692839 | Direct Cross Interchange | 3 |
| INNOCENTI | 7586802 | Direct Cross Interchange | 2 |
| ALFAROME/FIAT/LANCI | 7633669 | Direct Cross Interchange | 1 |
| ALFAROME/FIAT/LANCI | 7586802 | Direct Cross Interchange | 1 |
| FIAT / LANCIA | 7692839 | Direct Cross Interchange | 1 |
| FIAT / LANCIA | 7633669 | Direct Cross Interchange | 1 |
| FIAT / LANCIA | 7586802 | Direct Cross Interchange | 1 |
| WALKER | 13470 | Direct Cross Interchange | 1 |
| INNOCENTI | 7633669 | Direct Cross Interchange | 1 |
| ALFAROME/FIAT/LANCI | 7692839 | Direct Cross Interchange | 1 |
| KLARIUS | FT433B | Indirect Cross Interchange | 17 |
| KLARIUS | 250270 | Indirect Cross Interchange | 16 |
| QUINTON HAZELL | 250270 | Indirect Cross Interchange | 16 |
| SIGAM | 12175 | Indirect Cross Interchange | 8 |
| ANSA | FA12513 | Indirect Cross Interchange | 7 |
| TESH | 250270 | Indirect Cross Interchange | 7 |
| ROSI | 15106 | Indirect Cross Interchange | 7 |
| RHIAG | CT29303 | Indirect Cross Interchange | 6 |
| MTS | 0110700 | Indirect Cross Interchange | 6 |
| UNIPART | GEX15594 | Indirect Cross Interchange | 6 |
| VENEPORTE | FA25221 | Indirect Cross Interchange | 5 |
| FONOS | 13470 | Indirect Cross Interchange | 4 |
| PEDOL | 032001 | Indirect Cross Interchange | 1 |
| MIVV | 21125200 | Indirect Cross Interchange | 1 |
| HAVAM | U13005 | Indirect Cross Interchange | 1 |
| ESTEE | U13005 | Indirect Cross Interchange | 1 |
| CIA | 03476 | Indirect Cross Interchange | 1 |
| USN | FT753 | Indirect Cross Interchange | 1 |
| TIMAX | FT433B | Indirect Cross Interchange | 1 |
| TIMAX | FT433 | Indirect Cross Interchange | 1 |
| TIMAX | FT248 | Indirect Cross Interchange | 1 |
| TESTAG | 665034 | Indirect Cross Interchange | 1 |
| ROSI | 13486 | Indirect Cross Interchange | 1 |
| ROMAX | FIA00405 | Indirect Cross Interchange | 1 |
| WALKER | 14968 | Indirect Cross Interchange | 1 |
| FONOS | 310175 | Indirect Cross Interchange | 1 |
| ANSA | FA12503 | Indirect Cross Interchange | 1 |
| EBERSPACHER | 03476 | Indirect Cross Interchange | 1 |
| DESCAM | 100126 | Indirect Cross Interchange | 1 |
| CISAM | 292901 | Indirect Cross Interchange | 1 |
| CISAM | 292101 | Indirect Cross Interchange | 1 |
| MTA | 401111 | Indirect Cross Interchange | 1 |
| ASSO | 122002 | Indirect Cross Interchange | 1 |
| AS | 55082 | Indirect Cross Interchange | 1 |