| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| MEAT & DORIA | 79137 | Direct Cross Interchange | 4 |
| HOFFER | 7409137 | Direct Cross Interchange | 4 |
| FIAT | 7639795 | Direct Cross Interchange | 3 |
| ALFA ROMEO | 7639795 | Direct Cross Interchange | 3 |
| LANCIA | 7639795 | Direct Cross Interchange | 3 |
| FISPA | 21137 | Indirect Cross Interchange | 5 |