| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| QUALIS | FCS638S | Direct Cross Interchange | 1 |
| MOOG | 638 | Direct Cross Interchange | 1 |
| TRW | CS638 | Indirect Cross Interchange | 2 |
| GM | 397906 | Indirect Cross Interchange | 2 |
| GM | 3955717 | Indirect Cross Interchange | 2 |
| GM | 3955712 | Indirect Cross Interchange | 2 |
| GM | 3932766 | Indirect Cross Interchange | 2 |
| GM | 3928305 | Indirect Cross Interchange | 2 |
| GM | 3928302 | Indirect Cross Interchange | 2 |
| GM | 388493 | Indirect Cross Interchange | 2 |
| ACDelco | 45H0002 | Indirect Cross Interchange | 2 |
| NAPA | 2771154 | Indirect Cross Interchange | 1 |
| SKF | UJ638 | Indirect Cross Interchange | 1 |
| GMB | 2600638 | Indirect Cross Interchange | 1 |
| MONROE | U638S | Indirect Cross Interchange | 1 |
| SEALED POWER | 831638 | Indirect Cross Interchange | 1 |
| RAYBESTOS | 5851002 | Indirect Cross Interchange | 1 |
| RAYBESTOS | 2282137X | Indirect Cross Interchange | 1 |
| PERFECT CIRCLE | 2771154 | Indirect Cross Interchange | 1 |
| ACDelco | 45U0835 | Indirect Cross Interchange | 1 |
| McQuay-Norris | FCS154S | Indirect Cross Interchange | 1 |
| McQuay-Norris | FCS154 | Indirect Cross Interchange | 1 |
| PRECISION | 638 | Indirect Cross Interchange | 1 |