| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| AMS | SPQ639 | Direct Cross Interchange | 2 |
| WORLD CAR PRODUCTS | SPQ639 | Indirect Cross Interchange | 1 |
| RHINO PAC | SPQ639 | Indirect Cross Interchange | 1 |
| Professionals Choice | SPQ639 | Indirect Cross Interchange | 1 |
| MONROE | DX639A | Indirect Cross Interchange | 1 |
| WAGNER | MX639 | Indirect Cross Interchange | 1 |