| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| GATES | K120842HD | Direct Cross Interchange | 6 |
| GATES | K120842 | Direct Cross Interchange | 6 |
| GOODYEAR | 4120842 | Direct Cross Interchange | 5 |
| CARQUEST | K120842HD | Direct Cross Interchange | 4 |
| CARQUEST | K120842 | Direct Cross Interchange | 4 |
| ACDelco | K120842HD | Indirect Cross Interchange | 5 |
| DAYCO | 5120843 | Indirect Cross Interchange | 5 |
| VOLVO | 21189554 | Indirect Cross Interchange | 5 |
| VOLVO | 20481362 | Indirect Cross Interchange | 5 |
| CUMMINS | 3682891 | Indirect Cross Interchange | 5 |
| DAYCO | 202001 | Indirect Cross Interchange | 4 |
| DAYCO | 201464 | Indirect Cross Interchange | 4 |
| Metric Standard | 12PK2140 | Indirect Cross Interchange | 4 |
| NAPA | 25120842HD | Indirect Cross Interchange | 4 |
| NAPA | 25120842 | Indirect Cross Interchange | 4 |
| ALLIANCE | GT4120842 | Indirect Cross Interchange | 4 |
| Size Designation | 12PK2140 | Indirect Cross Interchange | 4 |
| GATES | GT4120842 | Indirect Cross Interchange | 4 |
| OE | 25120842HD | Indirect Cross Interchange | 1 |
| OE | 25120842 | Indirect Cross Interchange | 1 |
| Dynacraft | D11027418 | Indirect Cross Interchange | 1 |