| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| DURA | BP668C | Direct Cross Interchange | 1 |
| RAYBESTOS | PGD668QS | Indirect Cross Interchange | 1 |
| QUALITEE | CE668 | Indirect Cross Interchange | 1 |
| Morse Brake | CMX668 | Indirect Cross Interchange | 1 |
| SATISFIED BRAKE PRODUCTS | PR668C | Indirect Cross Interchange | 1 |
| OE | 7546D668C | Indirect Cross Interchange | 1 |
| CENTRIC | 10506680 | Indirect Cross Interchange | 1 |
| AUTOSPECIALTY | 1666812 | Indirect Cross Interchange | 1 |
| AMERICAN REMANUFACTURING | 68D668 | Indirect Cross Interchange | 1 |
| BENDIX | D668CT | Indirect Cross Interchange | 1 |
| BENDIX | D668C | Indirect Cross Interchange | 1 |