| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| PIRELLI | 2120L6 | Direct Cross Interchange | 8 |
| OPTIBELT | 2120L6 | Direct Cross Interchange | 8 |
| Industry Standard | 2120L6 | Direct Cross Interchange | 8 |
| Metric Standard | 6PL5385 | Direct Cross Interchange | 8 |
| DAYCO | 2120L6 | Direct Cross Interchange | 8 |
| BANDO | 2120L6 | Direct Cross Interchange | 8 |