| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| MONROE | GX621 | Direct Cross Interchange | 2 |
| AKEBONO | ISD621 | Direct Cross Interchange | 1 |
| MONROE | GX948 | Direct Cross Interchange | 1 |
| INTERAMERICAN MOTOR | BP621 | Indirect Cross Interchange | 1 |
| AUTO EXTRA | AXMD621 | Indirect Cross Interchange | 1 |
| AutoZone | PGD621C | Indirect Cross Interchange | 1 |
| AUTO EXTRA | AXCD621 | Indirect Cross Interchange | 1 |
| IMC | 52006210508 | Indirect Cross Interchange | 1 |
| BECK/ARNLEY | 0861482C | Indirect Cross Interchange | 1 |
| IMC | 52006210507 | Indirect Cross Interchange | 1 |
| RAYBESTOS | SGD621C | Indirect Cross Interchange | 1 |
| ACDelco | 17D621 | Indirect Cross Interchange | 1 |
| IMC | 52006210504 | Indirect Cross Interchange | 1 |
| RAYBESTOS | PGD621C | Indirect Cross Interchange | 1 |
| AutoZone | SGD621C | Indirect Cross Interchange | 1 |
| IMC | 52006210503 | Indirect Cross Interchange | 1 |
| IMC | 52006210462 | Indirect Cross Interchange | 1 |
| IMC | 52006210325 | Indirect Cross Interchange | 1 |
| IMC | 52006210091 | Indirect Cross Interchange | 1 |
| IMC | 52006210090 | Indirect Cross Interchange | 1 |
| IMC | 52006210064 | Indirect Cross Interchange | 1 |
| IMC | 52006210032 | Indirect Cross Interchange | 1 |
| CARQUEST | BCD621 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210508 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210507 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210504 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210503 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210462 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210325 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210091 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210090 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210064 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210032 | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D8621OSM | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D8621OC | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D8621ISD | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D8621ACT | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D621SM | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D621SC | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D621N | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D621MTX | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D621AD | Indirect Cross Interchange | 1 |