| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| FISPA | 22526 | Direct Cross Interchange | 5 |
| SIDAT | 72526 | Direct Cross Interchange | 5 |
| FIAT | 51767877 | Direct Cross Interchange | 4 |
| BOSCH | 0580303084 | Direct Cross Interchange | 4 |
| ALFA ROMEO | 51767877 | Direct Cross Interchange | 3 |
| LANCIA | 51767877 | Direct Cross Interchange | 3 |
| HOFFER | 7507102 | Indirect Cross Interchange | 6 |
| PIERBURG | 702701570 | Indirect Cross Interchange | 4 |
| MESSMER | 775287 | Indirect Cross Interchange | 2 |