| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| BENDIX | D521CT | Direct Cross Interchange | 6 |
| AutoZone | D521CT | Direct Cross Interchange | 4 |
| OE | 4423715 | Direct Cross Interchange | 3 |
| OE | 4423575 | Direct Cross Interchange | 3 |
| Morse Brake | CMX521 | Direct Cross Interchange | 2 |
| CENTRIC | 10905240 | Direct Cross Interchange | 2 |
| AMS | S521 | Direct Cross Interchange | 2 |
| DASH 4 | CD524 | Direct Cross Interchange | 1 |
| OE | 4423 | Direct Cross Interchange | 1 |
| NAPA | UP7389X | Direct Cross Interchange | 1 |
| NAPA | SS7389X | Direct Cross Interchange | 1 |
| RAYBESTOS | PGD524M | Indirect Cross Interchange | 3 |
| ACDelco | 17D524M | Indirect Cross Interchange | 3 |
| RAYBESTOS | ATD524C | Indirect Cross Interchange | 3 |
| DASH 4 | MD521 | Indirect Cross Interchange | 3 |
| DASH 4 | CFD521 | Indirect Cross Interchange | 2 |
| Friction Master | SXE521 | Indirect Cross Interchange | 2 |
| AutoZone | ATD524C | Indirect Cross Interchange | 2 |
| CENTRIC | 10505240 | Indirect Cross Interchange | 2 |
| AKEBONO | EUR520 | Indirect Cross Interchange | 2 |
| CENTRIC | 1050524 | Indirect Cross Interchange | 2 |
| DASH 4 | CD510 | Indirect Cross Interchange | 2 |
| OE | 4773575 | Indirect Cross Interchange | 2 |
| AUTO EXTRA | AXMD524 | Indirect Cross Interchange | 2 |
| OE | 4740776 | Indirect Cross Interchange | 2 |
| AUTO EXTRA | AXCD524 | Indirect Cross Interchange | 2 |
| OE | 4423825 | Indirect Cross Interchange | 2 |
| CARQUEST | BMD521 | Indirect Cross Interchange | 2 |
| OE | 4423822 | Indirect Cross Interchange | 2 |
| CARQUEST | BCD521 | Indirect Cross Interchange | 2 |
| OE | 4423725 | Indirect Cross Interchange | 2 |
| AUTOSPECIALTY | 2452104 | Indirect Cross Interchange | 2 |
| CHRYSLER | 4773575 | Indirect Cross Interchange | 2 |
| BENDIX | MRD521 | Indirect Cross Interchange | 2 |
| CHRYSLER | 4740776 | Indirect Cross Interchange | 2 |
| BENDIX | MKD521 | Indirect Cross Interchange | 2 |
| CHRYSLER | 4423825 | Indirect Cross Interchange | 2 |
| CARQUEST | GMD521 | Indirect Cross Interchange | 2 |
| CHRYSLER | 4423822 | Indirect Cross Interchange | 2 |
| RAYBESTOS | PGD521QS | Indirect Cross Interchange | 2 |
| CHRYSLER | 4423725 | Indirect Cross Interchange | 2 |
| WAGNER | MX7403R | Indirect Cross Interchange | 2 |
| CHRYSLER | 4423715 | Indirect Cross Interchange | 2 |
| WAGNER | MX521 | Indirect Cross Interchange | 2 |
| CHRYSLER | 4423575 | Indirect Cross Interchange | 2 |
| WAGNER | MX510 | Indirect Cross Interchange | 2 |
| NAPA | MS7403A | Indirect Cross Interchange | 2 |
| NAPA | MAS7403A | Indirect Cross Interchange | 2 |
| RAYBESTOS | SSD524 | Indirect Cross Interchange | 2 |
| NAPA | CMX7403A | Indirect Cross Interchange | 2 |
| RAYBESTOS | SGD524M | Indirect Cross Interchange | 2 |
| AutoZone | SGD524M | Indirect Cross Interchange | 2 |
| RAYBESTOS | PGD524QS | Indirect Cross Interchange | 2 |
| AutoZone | PGD524M | Indirect Cross Interchange | 2 |
| MIGHTY | MD524 | Indirect Cross Interchange | 2 |
| AutoZone | MKD521 | Indirect Cross Interchange | 2 |
| MIGHTY | MD521 | Indirect Cross Interchange | 2 |
| FMSI | 7406D524 | Indirect Cross Interchange | 2 |
| FMSI | 7403AD521 | Indirect Cross Interchange | 2 |
| MIGHTY | XL510M | Indirect Cross Interchange | 1 |
| AKEBONO | ACT524 | Indirect Cross Interchange | 1 |
| CENTRIC | 10405240 | Indirect Cross Interchange | 1 |
| CARQUEST | BXD521H | Indirect Cross Interchange | 1 |
| TRW | TPM0521 | Indirect Cross Interchange | 1 |
| NEWTEK | PCD524 | Indirect Cross Interchange | 1 |
| NEWTEK | PCD521 | Indirect Cross Interchange | 1 |
| Professionals Choice | S521 | Indirect Cross Interchange | 1 |
| R1 Concepts | A0405240 | Indirect Cross Interchange | 1 |
| MIDAS | BP1550M | Indirect Cross Interchange | 1 |
| POWER STOP | 17521 | Indirect Cross Interchange | 1 |
| POWER STOP | 16521 | Indirect Cross Interchange | 1 |
| ProMax | 11521 | Indirect Cross Interchange | 1 |
| AMS | SPQ521 | Indirect Cross Interchange | 1 |
| ProMax | 10521 | Indirect Cross Interchange | 1 |
| POWER STOP | PM18521 | Indirect Cross Interchange | 1 |
| PARTS PLUS | 200410524 | Indirect Cross Interchange | 1 |
| PARTS MASTER | MKD521S | Indirect Cross Interchange | 1 |
| CENTRIC | 30005240 | Indirect Cross Interchange | 1 |
| CENTRIC | 30005201 | Indirect Cross Interchange | 1 |
| MIGHTY | XL521M | Indirect Cross Interchange | 1 |