| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| MONROE | GX721 | Direct Cross Interchange | 3 |
| WORLD CAR PRODUCTS | SP721 | Direct Cross Interchange | 2 |
| RHINO PAC | SP721 | Direct Cross Interchange | 2 |
| AKEBONO | ISD721 | Direct Cross Interchange | 2 |
| NEW GENERATION | SP721 | Direct Cross Interchange | 2 |
| INTERAMERICAN MOTOR | D721SM | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52007210090 | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D721SC | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52007210047 | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D721MTX | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52007210032 | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D721H | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D8721OSM | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D721AD | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | BC721 | Indirect Cross Interchange | 1 |
| AUTO EXTRA | AXOD721 | Indirect Cross Interchange | 1 |
| AUTO EXTRA | AXMD721 | Indirect Cross Interchange | 1 |
| AUTO EXTRA | AXCD721 | Indirect Cross Interchange | 1 |
| AutoZone | SGD721C | Indirect Cross Interchange | 1 |
| AutoZone | PGD721C | Indirect Cross Interchange | 1 |
| AutoZone | ATD721C | Indirect Cross Interchange | 1 |
| IMC | 52007210508 | Indirect Cross Interchange | 1 |
| IMC | 52007210507 | Indirect Cross Interchange | 1 |
| IMC | 52007210504 | Indirect Cross Interchange | 1 |
| IMC | 52007210503 | Indirect Cross Interchange | 1 |
| IMC | 52007210462 | Indirect Cross Interchange | 1 |
| IMC | 52007210325 | Indirect Cross Interchange | 1 |
| IMC | 52007210091 | Indirect Cross Interchange | 1 |
| IMC | 52007210090 | Indirect Cross Interchange | 1 |
| IMC | 52007210047 | Indirect Cross Interchange | 1 |
| IMC | 52007210032 | Indirect Cross Interchange | 1 |
| CARQUEST | BCD721 | Indirect Cross Interchange | 1 |
| BECK/ARNLEY | 0891565 | Indirect Cross Interchange | 1 |
| BECK/ARNLEY | 0861554C | Indirect Cross Interchange | 1 |
| ACDelco | 17D721C | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52007210508 | Indirect Cross Interchange | 1 |
| ACDelco | 17D721 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52007210507 | Indirect Cross Interchange | 1 |
| ACDelco | 14D721C | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52007210504 | Indirect Cross Interchange | 1 |
| RAYBESTOS | SGD721C | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52007210503 | Indirect Cross Interchange | 1 |
| RAYBESTOS | PGD721C | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D8721OC | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52007210462 | Indirect Cross Interchange | 1 |
| RAYBESTOS | ATD721C | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D8721ISD | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52007210325 | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D8721ACT | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52007210091 | Indirect Cross Interchange | 1 |