| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| PARTS PLUS | 200330621 | Direct Cross Interchange | 2 |
| CENTRIC | 10506210 | Direct Cross Interchange | 2 |
| MIGHTY | XL621C | Indirect Cross Interchange | 2 |
| WAGNER | QC621 | Indirect Cross Interchange | 2 |
| WAGNER | PD621 | Indirect Cross Interchange | 2 |
| SEALED POWER | PD621 | Indirect Cross Interchange | 2 |
| INTERAMERICAN MOTOR | BP621 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210504 | Indirect Cross Interchange | 1 |
| DASH 4 | CFD621 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210503 | Indirect Cross Interchange | 1 |
| DASH 4 | CD621 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210462 | Indirect Cross Interchange | 1 |
| AUTO EXTRA | AXMD621 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210325 | Indirect Cross Interchange | 1 |
| AUTO EXTRA | AXCD621 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210091 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210090 | Indirect Cross Interchange | 1 |
| AMS | SPQ948 | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210064 | Indirect Cross Interchange | 1 |
| AutoZone | SGD621C | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210032 | Indirect Cross Interchange | 1 |
| AutoZone | PGD621C | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D8621OSM | Indirect Cross Interchange | 1 |
| BECK/ARNLEY | 0861639C | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D8621OC | Indirect Cross Interchange | 1 |
| ACDelco | 17D621 | Indirect Cross Interchange | 1 |
| CENTRIC | 10306210 | Indirect Cross Interchange | 1 |
| CARQUEST | BCD621 | Indirect Cross Interchange | 1 |
| BENDIX | D621 | Indirect Cross Interchange | 1 |
| RAYBESTOS | SGD621C | Indirect Cross Interchange | 1 |
| RAYBESTOS | PGD621C | Indirect Cross Interchange | 1 |
| DURA | BP621C | Indirect Cross Interchange | 1 |
| IMC | 52006210508 | Indirect Cross Interchange | 1 |
| IMC | 52006210507 | Indirect Cross Interchange | 1 |
| IMC | 52006210504 | 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 |
| INTERAMERICAN MOTOR | D8621ISD | Indirect Cross Interchange | 1 |
| IMC | 52006210032 | 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 |
| TRW | TPC0948 | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D621MTX | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210508 | Indirect Cross Interchange | 1 |
| INTERAMERICAN MOTOR | D621AD | Indirect Cross Interchange | 1 |
| WD EXPRESS | 52006210507 | Indirect Cross Interchange | 1 |