| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| CORTECO | 80001487 | Direct Cross Interchange | 7 |
| FIAT | 55700435 | Direct Cross Interchange | 5 |
| SWAG | 70932268 | Direct Cross Interchange | 5 |
| ALFA ROMEO | 55700435 | Direct Cross Interchange | 4 |
| LEMFORDER | 3446001 | Direct Cross Interchange | 4 |
| MALò | 149721 | Direct Cross Interchange | 3 |
| OPTIMAL | F86622 | Direct Cross Interchange | 3 |
| BIRTH | 51008 | Indirect Cross Interchange | 3 |
| ORIGINAL IMPERIUM | 25732 | Indirect Cross Interchange | 3 |
| OCAP | 1225805 | Indirect Cross Interchange | 2 |
| FLENNOR | FL5511J | Indirect Cross Interchange | 2 |
| FIAT | 46800412 | Indirect Cross Interchange | 1 |
| CF GOMMA | 8533720 | Indirect Cross Interchange | 1 |
| MAGNETI MARELLI | 030607010102 | Indirect Cross Interchange | 1 |
| LANCIA | 55700435 | Indirect Cross Interchange | 1 |
| SASIC | 9001997 | Indirect Cross Interchange | 1 |