| Disc Vent | Vented |
| Diameter [mm] | 255.9 |
| Height [mm] | 36.6 |
| Thickness [mm] | 22 |
| Minimum Thickness [mm] | 19 |
| Inner Diameter [mm] | 65 |
| Number of Holes | 4 |
| ECE R90 number | E11 90R-02C01704/72737 |
| Disc Vent | Vented |
| Diameter [mm] | 255.9 |
| Height [mm] | 36.6 |
| Thickness [mm] | 22 |
| Minimum Thickness [mm] | 19 |
| Inner Diameter [mm] | 65 |
| Number of Holes | 4 |
| ECE R90 number | E11 90R-02C01704/72737 |