| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| FLENNOR | 4PK0906ST | Direct Cross Interchange | 2 |
| GATES | 4PK906SF | Direct Cross Interchange | 2 |
| HUTCHINSON | 906SK4 | Indirect Cross Interchange | 2 |
| OPTIBELT | 4EPK906 | Indirect Cross Interchange | 2 |
| QUINTON HAZELL | QBR4906E | Indirect Cross Interchange | 2 |
| CHRYSLER | 5066932AA | Indirect Cross Interchange | 2 |
| CHRYSLER | 4861735AA | Indirect Cross Interchange | 2 |
| CHRYSLER | 04861735AA | Indirect Cross Interchange | 2 |
| CONTITECH | 4PK906ELAST | Indirect Cross Interchange | 2 |
| MAGNETI MARELLI | 340411050906 | Indirect Cross Interchange | 1 |
| ROULUNDS RUBBER | 4K0906ELAST | Indirect Cross Interchange | 1 |
| RPK | RPK4PK906SF | Indirect Cross Interchange | 1 |
| SK | SK4PK906SF | Indirect Cross Interchange | 1 |
| SKF | VKMV4SK906 | Indirect Cross Interchange | 1 |