| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| ACDelco | 14D1021C | Direct Cross Interchange | 46 |
| BENDIX | D1021 | Direct Cross Interchange | 17 |
| BENDIX | D1021CT | Direct Cross Interchange | 11 |
| AKEBONO | ACT1021 | Direct Cross Interchange | 10 |
| WAGNER | QC1021 | Direct Cross Interchange | 9 |
| BENDIX | RD1021 | Direct Cross Interchange | 8 |
| AutoZone | BR1021B | Direct Cross Interchange | 7 |
| WAGNER | PD1021 | Direct Cross Interchange | 7 |
| RAYBESTOS | PGD1021C | Direct Cross Interchange | 7 |
| CENTRIC | 10510210 | Direct Cross Interchange | 6 |
| FORD | 5F2Z2200AA | Direct Cross Interchange | 6 |
| FORD | 3F2Z2200AA | Direct Cross Interchange | 6 |
| RAYBESTOS | SGD1021C | Direct Cross Interchange | 5 |
| RAYBESTOS | ATD1021C | Direct Cross Interchange | 5 |
| NAPA | CMX7926 | Direct Cross Interchange | 5 |
| AUTOSPECIALTY | 26102102 | Direct Cross Interchange | 3 |
| CENTRIC | 30010210 | Direct Cross Interchange | 3 |
| CENTRIC | 10610210 | Direct Cross Interchange | 3 |
| CENTRIC | 1021021 | Direct Cross Interchange | 3 |
| FMSI | D10217926 | Direct Cross Interchange | 3 |
| MOTORCRAFT | BR1021B | Direct Cross Interchange | 3 |
| SATISFIED BRAKE PRODUCTS | PR1021C | Direct Cross Interchange | 3 |
| SATISFIED BRAKE PRODUCTS | PR1021 | Direct Cross Interchange | 3 |
| WAGNER | ZD1021 | Direct Cross Interchange | 3 |
| Morse Brake | MX1021 | Direct Cross Interchange | 2 |
| Morse Brake | MKD1021 | Direct Cross Interchange | 2 |
| AutoZone | DG1021 | Direct Cross Interchange | 2 |
| KEMPARTS | CMD1021 | Direct Cross Interchange | 2 |
| RAYLOC | AD7926 | Direct Cross Interchange | 2 |
| Inwood | SPQ1021 | Direct Cross Interchange | 2 |
| PARTS PLUS | PCP1021 | Direct Cross Interchange | 2 |
| Inwood | SP1021 | Direct Cross Interchange | 2 |
| RAYLOC | CMX7926 | Direct Cross Interchange | 2 |
| Inwood | PDMX1021 | Direct Cross Interchange | 2 |
| SATISFIED BRAKE PRODUCTS | SU1021 | Direct Cross Interchange | 2 |
| Inwood | DMX1021 | Direct Cross Interchange | 2 |
| NASCAR | 01608534 | Direct Cross Interchange | 2 |
| Inwood | CXD1021 | Direct Cross Interchange | 2 |
| RAYLOC | SS7926X | Direct Cross Interchange | 2 |
| NAPA | AEC7926 | Direct Cross Interchange | 2 |
| KEMPARTS | XD1021 | Direct Cross Interchange | 2 |
| CENTRIC | 1031021 | Direct Cross Interchange | 2 |
| CENTRIC | 1071021 | Direct Cross Interchange | 2 |
| FEDERAL MOGUL | D1021 | Direct Cross Interchange | 2 |
| AMERICAN REMANUFACTURING | 68D1021 | Direct Cross Interchange | 2 |
| MONROE | DX1021 | Direct Cross Interchange | 2 |
| RAYBESTOS | CP1021 | Direct Cross Interchange | 2 |
| CENTRIC | 10010210 | Direct Cross Interchange | 2 |
| NAPA | TSC7926 | Direct Cross Interchange | 2 |
| Morse Brake | CMX1021 | Direct Cross Interchange | 1 |
| RAYLOC | MSS7926X | Direct Cross Interchange | 1 |
| RAYLOC | AEC7926 | Direct Cross Interchange | 1 |
| FEDERATED | D1021C | Direct Cross Interchange | 1 |
| ACDelco | 17D1021CH | Direct Cross Interchange | 1 |
| ACDelco | PR1021 | Direct Cross Interchange | 1 |
| CENTRIC | 10510211 | Direct Cross Interchange | 1 |
| CENTRIC | 10610211 | Direct Cross Interchange | 1 |
| CARQUEST | BCD1021 | Indirect Cross Interchange | 56 |
| AutoZone | ATD1021C | Indirect Cross Interchange | 50 |
| AutoZone | SGD1021C | Indirect Cross Interchange | 50 |
| AutoZone | PGD1021C | Indirect Cross Interchange | 50 |
| AUTO EXTRA | AXMD1021 | Indirect Cross Interchange | 47 |
| AUTO EXTRA | AXCD1021 | Indirect Cross Interchange | 47 |
| AutoZone | D1021 | Indirect Cross Interchange | 12 |
| ATE | AT1021 | Indirect Cross Interchange | 12 |
| AutoZone | D1021CT | Indirect Cross Interchange | 10 |
| AMS | SPQ1021 | Indirect Cross Interchange | 9 |
| CARQUEST | ACT1021 | Indirect Cross Interchange | 7 |
| DASH 4 | CFD1021 | Indirect Cross Interchange | 7 |
| DASH 4 | CD1021 | Indirect Cross Interchange | 7 |
| DASH 4 | MD1021 | Indirect Cross Interchange | 6 |
| RAYBESTOS | PGD1021QS | Indirect Cross Interchange | 5 |
| MINTEX | MDB2380 | Indirect Cross Interchange | 5 |
| FMSI | 7926D1021 | Indirect Cross Interchange | 4 |
| PARTS PLUS | 200331021 | Indirect Cross Interchange | 4 |
| CERTIFIED | XYD872 | Indirect Cross Interchange | 3 |
| OE | 5F2Z2200AA | Indirect Cross Interchange | 3 |
| OE | 3F2Z2200AA | Indirect Cross Interchange | 3 |
| AIMCO | SPM1021S | Indirect Cross Interchange | 3 |
| RAYBESTOS | PGD1021M | Indirect Cross Interchange | 3 |
| DURA | BP1021C | Indirect Cross Interchange | 3 |
| TEXTAR | 2479901 | Indirect Cross Interchange | 3 |
| PAGID | T1869 | Indirect Cross Interchange | 3 |
| CENTRIC | 1051021 | Indirect Cross Interchange | 3 |
| BREMBO | P24080N | Indirect Cross Interchange | 3 |
| BREMBO | P24080 | Indirect Cross Interchange | 3 |
| CARQUEST | BCD1021H | Indirect Cross Interchange | 2 |
| CENTRIC | 10310210 | Indirect Cross Interchange | 2 |
| MIGHTY | XL1021 | Indirect Cross Interchange | 2 |
| IMC | 52010210507 | Indirect Cross Interchange | 2 |
| IMC | 52010210503 | Indirect Cross Interchange | 2 |
| IMC | 52010210462 | Indirect Cross Interchange | 2 |
| IMC | 52010210325 | Indirect Cross Interchange | 2 |
| IMC | 52010210 | Indirect Cross Interchange | 2 |
| CENTRIC | 1061021 | Indirect Cross Interchange | 2 |
| MIGHTY | XL1021M | Indirect Cross Interchange | 2 |
| GM | 19137356 | Indirect Cross Interchange | 2 |
| AMS | S1021 | Indirect Cross Interchange | 2 |
| RAYBESTOS | BCD1021 | Indirect Cross Interchange | 2 |
| DURA | BP1021MS | Indirect Cross Interchange | 2 |
| ACDelco | 17D1326CH | Indirect Cross Interchange | 2 |
| ACDelco | 17D1021M | Indirect Cross Interchange | 2 |
| ACDelco | 17D1021C | Indirect Cross Interchange | 2 |
| AIMCO | SPF1021C | Indirect Cross Interchange | 2 |
| AIMCO | SPC1021S | Indirect Cross Interchange | 2 |
| WD EXPRESS | 52010210507 | Indirect Cross Interchange | 2 |
| WD EXPRESS | 52010210503 | Indirect Cross Interchange | 2 |
| WD EXPRESS | 52010210462 | Indirect Cross Interchange | 2 |
| WD EXPRESS | 52010210325 | Indirect Cross Interchange | 2 |
| INTERAMERICAN MOTOR | D91021SM | Indirect Cross Interchange | 2 |
| INTERAMERICAN MOTOR | D91021OSM | Indirect Cross Interchange | 2 |
| INTERAMERICAN MOTOR | D91021MTX | Indirect Cross Interchange | 2 |
| INTERAMERICAN MOTOR | BP1021 | Indirect Cross Interchange | 2 |
| INTERAMERICAN MOTOR | 52010210 | Indirect Cross Interchange | 2 |
| R1 Concepts | A0610210 | Indirect Cross Interchange | 1 |
| R1 Concepts | A0010210 | Indirect Cross Interchange | 1 |
| TRW | TPC1021 | Indirect Cross Interchange | 1 |
| FORD | D1021 | Indirect Cross Interchange | 1 |
| FORD | 5U2Z2V200BA | Indirect Cross Interchange | 1 |
| SEALED POWER | QC1021 | Indirect Cross Interchange | 1 |
| SEALED POWER | PD1021 | Indirect Cross Interchange | 1 |
| Friction Master | MX1021 | Indirect Cross Interchange | 1 |
| Friction Master | MKD1021 | Indirect Cross Interchange | 1 |
| MIGHTY | TS1021 | Indirect Cross Interchange | 1 |
| FMSI | D1021 | Indirect Cross Interchange | 1 |
| ATE | AT1326 | Indirect Cross Interchange | 1 |
| MIGHTY | XL1021C | Indirect Cross Interchange | 1 |
| NAPA | PEC7926 | Indirect Cross Interchange | 1 |
| CENTRIC | 30110210 | Indirect Cross Interchange | 1 |
| NAPA | ETC7926 | Indirect Cross Interchange | 1 |
| FMSI | 7926 | Indirect Cross Interchange | 1 |
| NAPA | UP7926X | Indirect Cross Interchange | 1 |
| NAPA | AE7926M | Indirect Cross Interchange | 1 |
| CENTRIC | 1001021 | Indirect Cross Interchange | 1 |
| CARQUEST | RCD1021 | Indirect Cross Interchange | 1 |
| CARQUEST | PCD1021 | Indirect Cross Interchange | 1 |
| BOSCH | BP1021 | Indirect Cross Interchange | 1 |
| CENTRIC | 3001021 | Indirect Cross Interchange | 1 |
| MIDAS | BP2021 | Indirect Cross Interchange | 1 |
| GM | 19288569 | Indirect Cross Interchange | 1 |
| GM | 19285965 | Indirect Cross Interchange | 1 |
| GM | 19264482 | Indirect Cross Interchange | 1 |
| R1 Concepts | S0610210 | Indirect Cross Interchange | 1 |
| R1 Concepts | F0010210 | Indirect Cross Interchange | 1 |