| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| PEX | 666 | Direct Cross Interchange | 4 |
| A.B.S. | 0666Q | Direct Cross Interchange | 3 |
| DELPHI | LY1060 | Direct Cross Interchange | 3 |
| BOSCH | 1987475167 | Direct Cross Interchange | 2 |
| BOSCH | 1987475167 | Indirect Cross Interchange | 1 |
| HAVAM | HP3666 | Indirect Cross Interchange | 1 |
| TRW | SFK195 | Indirect Cross Interchange | 1 |
| MINTEX | MBA666 | Indirect Cross Interchange | 1 |
| FERODO | FBA47 | Indirect Cross Interchange | 1 |
| QUINTON HAZELL | BFK373 | Indirect Cross Interchange | 1 |
| INNOCENTI | 32706660 | Indirect Cross Interchange | 1 |
| FIAT | 7550666 | Indirect Cross Interchange | 1 |
| KAWE | Q666 | Indirect Cross Interchange | 1 |
| APEC braking | KIT768 | Indirect Cross Interchange | 1 |
| ATE | 03013790212 | Indirect Cross Interchange | 1 |
| LUCAS ELECTRICAL | SFK195 | Indirect Cross Interchange | 1 |
| TEXTAR | 97401005591 | Indirect Cross Interchange | 1 |
| TEXTAR | 9740100550091 | Indirect Cross Interchange | 1 |