| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| MOOG | CC621 | Direct Cross Interchange | 2 |
| QUALIS | RCS621V | Direct Cross Interchange | 2 |
| TRW | CC621 | Indirect Cross Interchange | 2 |
| NAPA | 2775169 | Indirect Cross Interchange | 2 |
| Spicer-Dana | 5911011 | Indirect Cross Interchange | 1 |
| SEALED POWER | 832621 | Indirect Cross Interchange | 1 |
| RAYBESTOS | 5911011 | Indirect Cross Interchange | 1 |
| PERFECT CIRCLE | 2775169 | Indirect Cross Interchange | 1 |
| MONROE | U621DV | Indirect Cross Interchange | 1 |
| MONROE | 64002 | Indirect Cross Interchange | 1 |
| ROADMATES | 110115 | Indirect Cross Interchange | 1 |
| Husky Spring | RV621 | Indirect Cross Interchange | 1 |