| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| FMSI | 8536D1421 | Direct Cross Interchange | 9 |
| OE | 20877794 | Direct Cross Interchange | 7 |
| OE | 13312895 | Direct Cross Interchange | 7 |
| OE | 13237753 | Direct Cross Interchange | 7 |
| OE | 20963796 | Direct Cross Interchange | 7 |
| TRW | TPC1421 | Direct Cross Interchange | 4 |
| ATE | AT1421 | Direct Cross Interchange | 3 |
| MIGHTY | XL1421C | Direct Cross Interchange | 3 |
| BENDIX | D1421 | Indirect Cross Interchange | 5 |
| ProMax | 111421 | Indirect Cross Interchange | 4 |
| ProMax | 101421 | Indirect Cross Interchange | 4 |
| AutoZone | D1421 | Indirect Cross Interchange | 4 |
| RAYBESTOS | PGD1421C | Indirect Cross Interchange | 3 |
| RAYBESTOS | ATD1421C | Indirect Cross Interchange | 3 |
| GM | 20963796 | Indirect Cross Interchange | 2 |
| GM | 20877794 | Indirect Cross Interchange | 2 |
| GM | 13312895 | Indirect Cross Interchange | 2 |
| GM | 13237753 | Indirect Cross Interchange | 2 |
| CENTRIC | 1061421 | Indirect Cross Interchange | 2 |
| AKEBONO | ACT924 | Indirect Cross Interchange | 2 |
| WAGNER | QC1421 | Indirect Cross Interchange | 2 |
| CARQUEST | BCD1421H | Indirect Cross Interchange | 1 |
| CARQUEST | BCD1421 | Indirect Cross Interchange | 1 |
| FMSI | D1421 | Indirect Cross Interchange | 1 |
| FMSI | 8536 | Indirect Cross Interchange | 1 |
| CENTRIC | 10614210 | Indirect Cross Interchange | 1 |
| GM | 13237752 | Indirect Cross Interchange | 1 |
| GM | 13237751 | Indirect Cross Interchange | 1 |
| GM | 13237750 | Indirect Cross Interchange | 1 |
| AutoZone | PGD1421C | Indirect Cross Interchange | 1 |
| AutoZone | ATD1421C | Indirect Cross Interchange | 1 |
| FEDERATED | D1421C | Indirect Cross Interchange | 1 |
| SAAB | 13237753 | Indirect Cross Interchange | 1 |
| SAAB | 13237752 | Indirect Cross Interchange | 1 |
| SAAB | 13237751 | Indirect Cross Interchange | 1 |
| SAAB | 13237750 | Indirect Cross Interchange | 1 |
| CHEVROLET | 20877794 | Indirect Cross Interchange | 1 |
| CHEVROLET | 13237753 | Indirect Cross Interchange | 1 |
| BRAKE BEST | C924 | Indirect Cross Interchange | 1 |
| AUTO EXTRA | AXCD1421 | Indirect Cross Interchange | 1 |
| POWER STOP | 171421 | Indirect Cross Interchange | 1 |
| POWER STOP | 161421 | Indirect Cross Interchange | 1 |
| RAYBESTOS | PGD1241C | Indirect Cross Interchange | 1 |
| BOSCH | BP924 | Indirect Cross Interchange | 1 |
| ACDelco | 17D1421CH | Indirect Cross Interchange | 1 |
| ACDelco | 1711072 | Indirect Cross Interchange | 1 |
| CENTRIC | 1051421 | Indirect Cross Interchange | 1 |
| CARQUEST | PCD924 | Indirect Cross Interchange | 1 |