| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| BGA | VG2239 | Direct Cross Interchange | 4 |
| FRECCIA | G2239 | Direct Cross Interchange | 3 |
| ALFA ROMEO | 82399099 | Direct Cross Interchange | 3 |
| METELLI | 012087 | Direct Cross Interchange | 2 |
| LANCIA | 82399099 | Indirect Cross Interchange | 2 |
| FIAT | 82399099 | Indirect Cross Interchange | 2 |
| FRECCIA | 2239 | Indirect Cross Interchange | 1 |
| TRW | 110G01715 | Indirect Cross Interchange | 1 |
| METELLI | 012088 | Indirect Cross Interchange | 1 |