| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| AIMCO | AFR421 | Direct Cross Interchange | 6 |
| CENTRIC | 11004210 | Direct Cross Interchange | 6 |
| VW | 211609537N | Direct Cross Interchange | 6 |
| RAYBESTOS | 421PG | Direct Cross Interchange | 6 |
| WAGNER | PAB421 | Direct Cross Interchange | 6 |
| SATISFIED BRAKE PRODUCTS | B421 | Direct Cross Interchange | 1 |
| LUCAS ELECTRICAL | BS231 | Direct Cross Interchange | 1 |
| BECK/ARNLEY | 0811489 | Direct Cross Interchange | 1 |
| ACDelco | 17421B | Direct Cross Interchange | 1 |
| CARQUEST | GS421 | Direct Cross Interchange | 1 |
| CARQUEST | BS421 | Direct Cross Interchange | 1 |
| AUTOSPECIALTY | 3042111 | Direct Cross Interchange | 1 |
| AUTOSPECIALTY | 3042101 | Direct Cross Interchange | 1 |
| NAPA | RS421 | Direct Cross Interchange | 1 |
| NAPA | AB421 | Direct Cross Interchange | 1 |
| ITM | 2110231 | Direct Cross Interchange | 1 |
| FMSI | 8128421amp160 | Direct Cross Interchange | 1 |
| BENDIX | RS421 | Indirect Cross Interchange | 7 |
| REMSA | 468600 | Indirect Cross Interchange | 5 |
| ROADHOUSE | 468600 | Indirect Cross Interchange | 5 |
| DELPHI | LS1286 | Indirect Cross Interchange | 5 |
| ZIMMERMANN | 109901513 | Indirect Cross Interchange | 5 |
| TRW | GS8149 | Indirect Cross Interchange | 5 |
| PEX | 6208 | Indirect Cross Interchange | 5 |
| MINTEX | MFR252 | Indirect Cross Interchange | 5 |
| FERODO | FSB82 | Indirect Cross Interchange | 5 |
| FERODO | FSB082 | Indirect Cross Interchange | 5 |
| VW | 211698537SV | Indirect Cross Interchange | 5 |
| AUDI | 211698537NX | Indirect Cross Interchange | 5 |
| NK | 2747275 | Indirect Cross Interchange | 5 |
| KAGER | 340276 | Indirect Cross Interchange | 5 |
| SEAT | 211698537SX | Indirect Cross Interchange | 5 |
| QUINTON HAZELL | BS700 | Indirect Cross Interchange | 5 |
| QUINTON HAZELL | 468600 | Indirect Cross Interchange | 5 |
| BENDIX | 361099B | Indirect Cross Interchange | 5 |
| TRUSTING | 124260 | Indirect Cross Interchange | 5 |
| LPR | 04080 | Indirect Cross Interchange | 5 |
| JURID | 361099J | Indirect Cross Interchange | 5 |
| JURID | 2830099 | Indirect Cross Interchange | 5 |
| A.B.S. | 8789 | Indirect Cross Interchange | 5 |
| TEXTAR | 98101012714 | Indirect Cross Interchange | 5 |
| TEXTAR | 91012700 | Indirect Cross Interchange | 5 |
| SBS | 18492747275 | Indirect Cross Interchange | 5 |
| BOSCH | 0986487535 | Indirect Cross Interchange | 5 |
| BOSCH | 0986487117 | Indirect Cross Interchange | 5 |
| SPIDAN | 30384 | Indirect Cross Interchange | 5 |
| ATE | 03013700552 | Indirect Cross Interchange | 5 |
| E.T.F. | 090208 | Indirect Cross Interchange | 5 |
| fri.tech. | 1124260 | Indirect Cross Interchange | 5 |
| HP | 1204 | Indirect Cross Interchange | 5 |
| TRISCAN | 810029275 | Indirect Cross Interchange | 5 |
| FMSI | 421 | Indirect Cross Interchange | 5 |
| PAGID | H1150 | Indirect Cross Interchange | 5 |
| WOKING | 468600 | Indirect Cross Interchange | 5 |
| RAICAM | 2408 | Indirect Cross Interchange | 1 |
| SIMER | S145 | Indirect Cross Interchange | 1 |
| METELLI | 530461 | Indirect Cross Interchange | 1 |
| VEMA | 84408 | Indirect Cross Interchange | 1 |
| CIFAM | 153461 | Indirect Cross Interchange | 1 |
| VW | 211609537NK | Indirect Cross Interchange | 1 |