| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| AKEBONO | ASP621 | Direct Cross Interchange | 1 |
| CARQUEST | BCD621 | Indirect Cross Interchange | 1 |
| RAYBESTOS | SGD621C | Indirect Cross Interchange | 1 |
| RAYBESTOS | PGD621C | Indirect Cross Interchange | 1 |
| ACDelco | 17D621 | Indirect Cross Interchange | 1 |
| AUTO EXTRA | AXMD621 | Indirect Cross Interchange | 1 |
| AUTO EXTRA | AXCD621 | Indirect Cross Interchange | 1 |
| AutoZone | SGD621C | Indirect Cross Interchange | 1 |
| AutoZone | PGD621C | Indirect Cross Interchange | 1 |