| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| HAVAM | A936671 | Direct Cross Interchange | 1 |
| LAUBER | 110703 | Direct Cross Interchange | 1 |
| WARTBURG | 80424012 | Indirect Cross Interchange | 1 |
| VEB FZ.-WERKE | 8042432709 | Indirect Cross Interchange | 1 |
| BOSCH | 0986036671 | Indirect Cross Interchange | 1 |
| EDR | 936671 | Indirect Cross Interchange | 1 |
| HELLA | CA348IR | Indirect Cross Interchange | 1 |
| HELLA | 730001001 | Indirect Cross Interchange | 1 |
| HOLGER CRISTIANSEN | CA703IR | Indirect Cross Interchange | 1 |
| DELCO REMY | DRA6671 | Indirect Cross Interchange | 1 |
| DELCO REMY | 242102572 | Indirect Cross Interchange | 1 |
| SPIDAN | 5199 | Indirect Cross Interchange | 1 |
| FRIESEN | 9036671 | Indirect Cross Interchange | 1 |
| WARTBURG | 8042432709 | Indirect Cross Interchange | 1 |
| WARTBURG | 8042401209 | Indirect Cross Interchange | 1 |