| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| ACDelco | 17D721 | Direct Cross Interchange | 4 |
| ACDelco | 14D721C | Direct Cross Interchange | 4 |
| AUTO EXTRA | AXOD721 | Direct Cross Interchange | 4 |
| AUTO EXTRA | AXMD721 | Direct Cross Interchange | 4 |
| AUTO EXTRA | AXCD721 | Direct Cross Interchange | 4 |
| ACDelco | 17D721C | Direct Cross Interchange | 4 |
| AUTOPART INTERNATIONAL | 93427 | Indirect Cross Interchange | 6 |
| AMERICAN REMANUFACTURING | 62D721 | Indirect Cross Interchange | 6 |
| CARQUEST | RD721 | Indirect Cross Interchange | 6 |
| NAPA | AEC7589 | Indirect Cross Interchange | 6 |
| BENDIX | PMD721 | Indirect Cross Interchange | 6 |
| CARQUEST | RCD721 | Indirect Cross Interchange | 6 |
| SUBARU | SCI500010 | Indirect Cross Interchange | 6 |
| BENDIX | MRD721 | Indirect Cross Interchange | 6 |
| CARQUEST | GSD721 | Indirect Cross Interchange | 6 |
| SUBARU | 26296FE060 | Indirect Cross Interchange | 6 |
| BENDIX | MKD721IQ | Indirect Cross Interchange | 6 |
| CARQUEST | GCD721 | Indirect Cross Interchange | 6 |
| SUBARU | 26296AE220 | Indirect Cross Interchange | 6 |
| BENDIX | D721CT | Indirect Cross Interchange | 6 |
| AUTOSPECIALTY | 2872101 | Indirect Cross Interchange | 6 |
| SUBARU | 26296AE081 | Indirect Cross Interchange | 6 |
| RAYBESTOS | DS721 | Indirect Cross Interchange | 6 |
| AUTOSPECIALTY | 28721 | Indirect Cross Interchange | 6 |
| RAYBESTOS | SGD721C | Indirect Cross Interchange | 6 |
| AUTOSPECIALTY | 2772101 | Indirect Cross Interchange | 6 |
| SUBARU | 26296AC070 | Indirect Cross Interchange | 6 |
| RAYBESTOS | RPD721 | Indirect Cross Interchange | 6 |
| AUTOSPECIALTY | 27721 | Indirect Cross Interchange | 6 |
| RAYLOC | UP7589X | Indirect Cross Interchange | 6 |
| SUBARU | 26296AC060 | Indirect Cross Interchange | 6 |
| AUTOSPECIALTY | 2572102 | Indirect Cross Interchange | 6 |
| RAYLOC | UP7589M | Indirect Cross Interchange | 6 |
| SUBARU | 26296AC041 | Indirect Cross Interchange | 6 |
| RAYBESTOS | PGD721QS | Indirect Cross Interchange | 6 |
| AUTOSPECIALTY | 2572101 | Indirect Cross Interchange | 6 |
| RAYLOC | UP7589 | Indirect Cross Interchange | 6 |
| SUBARU | 26296AC040 | Indirect Cross Interchange | 6 |
| RAYBESTOS | PGD721M | Indirect Cross Interchange | 6 |
| AUTOSPECIALTY | 2472102 | Indirect Cross Interchange | 6 |
| RAYLOC | TS7589X | Indirect Cross Interchange | 6 |
| PARTS PLUS | 210520721 | Indirect Cross Interchange | 6 |
| RAYBESTOS | PGD721C | Indirect Cross Interchange | 6 |
| AUTOSPECIALTY | 2472101 | Indirect Cross Interchange | 6 |
| RAYLOC | TS7589 | Indirect Cross Interchange | 6 |
| PARTS PLUS | 210320721 | Indirect Cross Interchange | 6 |
| RAYBESTOS | PGD721 | Indirect Cross Interchange | 6 |
| AUTOSPECIALTY | 2372101 | Indirect Cross Interchange | 6 |
| RAYLOC | SS7589X | Indirect Cross Interchange | 6 |
| NAPA | TSC7589 | Indirect Cross Interchange | 6 |
| RAYBESTOS | CP721 | Indirect Cross Interchange | 6 |
| RAYLOC | SS7589 | Indirect Cross Interchange | 6 |
| NAPA | PEC7589 | Indirect Cross Interchange | 6 |
| RAYBESTOS | ATD721C | Indirect Cross Interchange | 6 |
| AUTOSPECIALTY | 1672112 | Indirect Cross Interchange | 6 |
| RAYLOC | CMX7589 | Indirect Cross Interchange | 6 |
| SATISFIED BRAKE PRODUCTS | PR721C | Indirect Cross Interchange | 6 |
| AKEBONO | ISD721 | Indirect Cross Interchange | 6 |
| RAYLOC | AE7589M | Indirect Cross Interchange | 6 |
| SATISFIED BRAKE PRODUCTS | PR721 | Indirect Cross Interchange | 6 |
| AKEBONO | ASP721 | Indirect Cross Interchange | 6 |
| RAYLOC | AE7589 | Indirect Cross Interchange | 6 |
| SATISFIED BRAKE PRODUCTS | PD721 | Indirect Cross Interchange | 6 |
| AKEBONO | ACT721 | Indirect Cross Interchange | 6 |
| RAYLOC | AD7589 | Indirect Cross Interchange | 6 |
| SATISFIED BRAKE PRODUCTS | CL721 | Indirect Cross Interchange | 6 |
| WAGNER | ZD721 | Indirect Cross Interchange | 6 |
| PARTS PLUS | PPB721 | Indirect Cross Interchange | 6 |
| WAGNER | PD7589 | Indirect Cross Interchange | 6 |
| NASCAR | 01603988 | Indirect Cross Interchange | 6 |
| PARTS PLUS | PCP721 | Indirect Cross Interchange | 6 |
| WAGNER | EC721 | Indirect Cross Interchange | 6 |
| Inwood | SPQ721 | Indirect Cross Interchange | 6 |
| CENTRIC | 30007210 | Indirect Cross Interchange | 6 |
| AIMCO | SPF721S | Indirect Cross Interchange | 6 |
| Inwood | SP721 | Indirect Cross Interchange | 6 |
| MIGHTY | XL721M | Indirect Cross Interchange | 6 |
| AIMCO | SPF721C | Indirect Cross Interchange | 6 |
| Inwood | S721 | Indirect Cross Interchange | 6 |
| MIGHTY | XL721C | Indirect Cross Interchange | 6 |
| AIMCO | SPC721S | Indirect Cross Interchange | 6 |
| Inwood | PDMX721 | Indirect Cross Interchange | 6 |
| MIGHTY | TS721 | Indirect Cross Interchange | 6 |
| AIMCO | PF721 | Indirect Cross Interchange | 6 |
| Inwood | DMX721 | Indirect Cross Interchange | 6 |
| GUARDIAN | 61721 | Indirect Cross Interchange | 6 |
| BECK/ARNLEY | 0881554C | Indirect Cross Interchange | 6 |
| Inwood | CXD721 | Indirect Cross Interchange | 6 |
| FMSI | D7217589 | Indirect Cross Interchange | 6 |
| BECK/ARNLEY | 0861554C | Indirect Cross Interchange | 6 |
| AUTO EXTRA | UCD721 | Indirect Cross Interchange | 6 |
| BECK/ARNLEY | 0821566 | Indirect Cross Interchange | 6 |
| AUTO EXTRA | SMD721 | Indirect Cross Interchange | 6 |
| CENTRIC | 10607210 | Indirect Cross Interchange | 6 |
| KEMPARTS | CMD721 | Indirect Cross Interchange | 6 |
| AUTOSPECIALTY | 1572112 | Indirect Cross Interchange | 6 |
| CENTRIC | 10507210 | Indirect Cross Interchange | 6 |
| BECK/ARNLEY | 0821554 | Indirect Cross Interchange | 6 |
| AUTO EXTRA | AD721 | Indirect Cross Interchange | 6 |
| AUTOSPECIALTY | 1472112 | Indirect Cross Interchange | 6 |
| CENTRIC | 10007210 | Indirect Cross Interchange | 6 |
| KEMPARTS | XD721 | Indirect Cross Interchange | 6 |
| AMERICAN REMANUFACTURING | 763D721 | Indirect Cross Interchange | 6 |
| CARQUEST | BD721 | Indirect Cross Interchange | 6 |
| AutoZone | DGC721 | Indirect Cross Interchange | 6 |
| AMERICAN REMANUFACTURING | 68D721 | Indirect Cross Interchange | 6 |
| CARQUEST | BCD721 | Indirect Cross Interchange | 6 |
| AutoZone | DG721 | Indirect Cross Interchange | 6 |
| AMERICAN REMANUFACTURING | 63D721 | Indirect Cross Interchange | 6 |
| CARQUEST | RMD721 | Indirect Cross Interchange | 6 |
| CENTRIC | 10707210 | Indirect Cross Interchange | 5 |
| FEDERATED | MD721 | Indirect Cross Interchange | 5 |
| FEDERATED | D721C | Indirect Cross Interchange | 5 |
| FEDERATED | D721 | Indirect Cross Interchange | 5 |
| Morse Brake | MX721 | Indirect Cross Interchange | 5 |
| Morse Brake | MKD721 | Indirect Cross Interchange | 5 |
| Morse Brake | CMX721 | Indirect Cross Interchange | 5 |
| CENTRIC | 10207210 | Indirect Cross Interchange | 5 |
| CENTRIC | 10107210 | Indirect Cross Interchange | 5 |
| CENTRIC | 10307210 | Indirect Cross Interchange | 5 |
| CENTRIC | 10907210 | Indirect Cross Interchange | 5 |
| CENTRIC | 10807210 | Indirect Cross Interchange | 5 |
| AutoZone | PGD721C | Indirect Cross Interchange | 4 |
| CARQUEST | D721 | Indirect Cross Interchange | 4 |
| RAYBESTOS | D721 | Indirect Cross Interchange | 3 |
| DANA | XLSD721C | Indirect Cross Interchange | 3 |
| BENDIX | D721 | Indirect Cross Interchange | 3 |
| MONROE | DX721 | Indirect Cross Interchange | 3 |
| MONROE | CX721 | Indirect Cross Interchange | 3 |
| BENDIX | MKD721 | Indirect Cross Interchange | 3 |
| RAYBESTOS | IMD721 | Indirect Cross Interchange | 3 |
| RAYBESTOS | ICD721 | Indirect Cross Interchange | 3 |
| NAPA | AE7589M | Indirect Cross Interchange | 3 |
| NAPA | AE7589 | Indirect Cross Interchange | 3 |
| FEDERAL MOGUL | D721 | Indirect Cross Interchange | 3 |
| CENTRIC | 1070721 | Indirect Cross Interchange | 3 |
| CENTRIC | 1080721 | Indirect Cross Interchange | 3 |
| CENTRIC | 1090721 | Indirect Cross Interchange | 3 |
| CENTRIC | 3000721 | Indirect Cross Interchange | 3 |
| NAPA | TS7589 | Indirect Cross Interchange | 3 |
| NAPA | SS7589 | Indirect Cross Interchange | 3 |
| PARTS PLUS | D721 | Indirect Cross Interchange | 3 |
| KEMPARTS | D721 | Indirect Cross Interchange | 3 |
| GUARANTEED | 61721 | Indirect Cross Interchange | 3 |
| NAPA | CMX7589 | Indirect Cross Interchange | 3 |
| AutoZone | ATD721C | Indirect Cross Interchange | 3 |
| AutoZone | SGD721C | Indirect Cross Interchange | 3 |
| RAYMOLD | RPD721 | Indirect Cross Interchange | 3 |
| NEWTEK | D721 | Indirect Cross Interchange | 3 |
| CENTRIC | 1060721 | Indirect Cross Interchange | 3 |
| CENTRIC | 1050721 | Indirect Cross Interchange | 3 |
| CENTRIC | 1020721 | Indirect Cross Interchange | 3 |
| TRW | TPC0721 | Indirect Cross Interchange | 3 |
| CENTRIC | 1030721 | Indirect Cross Interchange | 3 |
| CENTRIC | 1000721 | Indirect Cross Interchange | 3 |
| CENTRIC | 1010721 | Indirect Cross Interchange | 3 |
| WAGNER | PD721 | Indirect Cross Interchange | 3 |
| CARQUEST | ACT721 | Indirect Cross Interchange | 2 |
| GM | 89034100 | Indirect Cross Interchange | 2 |
| DELPHI | CL88 | Indirect Cross Interchange | 1 |
| AutoZone | MKD721 | Indirect Cross Interchange | 1 |
| AutoZone | D721CT | Indirect Cross Interchange | 1 |
| GM | 19286074 | Indirect Cross Interchange | 1 |
| GM | 18038564 | Indirect Cross Interchange | 1 |
| NAPA | 7589 | Indirect Cross Interchange | 1 |
| ATE | AT721 | Indirect Cross Interchange | 1 |