| Manufacturer | ROCKBLADE | |
| EAN | 6938628268479 | |
| Manufacturer article number | 2ERK368F | |
| Trade name or trademark | Rock 525 | |
| Tyre size designation | 295/40 R21 111 W / ZR | |
| Tire type |  |
Summer |
| Tires suitable for use in extreme snow conditions |
No | |
| Speed category symbol | W / ZR | Approved up to W / ZR.label km/h |
| EU tire label | ||
| Fuel efficiency class |
|
C |
| Wet grip class |
|
B |
| Rolling noise label |
|
B 73 dB
|
| EU Standard | 2020/740 |
