| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| GATES | 3PK977SF | Direct Cross Interchange | 5 |
| HUTCHINSON | 977SK3 | Direct Cross Interchange | 4 |
| QUINTON HAZELL | QBR3977E | Direct Cross Interchange | 4 |
| FLENNOR | 3PK0977ST | Direct Cross Interchange | 4 |
| DAYCO | 3PK977EE | Direct Cross Interchange | 4 |
| RPK | RPK3PK977 | Direct Cross Interchange | 2 |
| SK | SK3PK977 | Direct Cross Interchange | 2 |
| FIAT | 55188140 | Direct Cross Interchange | 1 |
| ALFA ROMEO | 55188140 | Indirect Cross Interchange | 4 |
| SKF | VKMV3SK977 | Indirect Cross Interchange | 3 |
| GOODYEAR | 3PKS0977 | Indirect Cross Interchange | 2 |
| GOODYEAR | 3PK0977S | Indirect Cross Interchange | 2 |
| RPK | SK3PK977 | Indirect Cross Interchange | 1 |