| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| BENDIX | R666L | Direct Cross Interchange | 1 |
| FMSI | 1453S666amp160 | Indirect Cross Interchange | 1 |
| CENTRIC | 11006661 | Indirect Cross Interchange | 1 |
| AUTOSPECIALTY | 3066611 | Indirect Cross Interchange | 1 |
| MONROE | BX666 | Indirect Cross Interchange | 1 |
| RAYBESTOS | 666PG | Indirect Cross Interchange | 1 |
| WAGNER | PAB666 | Indirect Cross Interchange | 1 |
| BECK/ARNLEY | 0813119 | Indirect Cross Interchange | 1 |
| ACDelco | 17666B | Indirect Cross Interchange | 1 |
| AMS | 666 | Indirect Cross Interchange | 1 |
| VW | 701698525A | Indirect Cross Interchange | 1 |
| VW | 701698525 | Indirect Cross Interchange | 1 |
| VW | 701609532E | Indirect Cross Interchange | 1 |
| VW | 701609532D | Indirect Cross Interchange | 1 |
| VW | 701609531E | Indirect Cross Interchange | 1 |
| VW | 701609531D | Indirect Cross Interchange | 1 |
| SATISFIED BRAKE PRODUCTS | B666L | Indirect Cross Interchange | 1 |