| Manufacturer | PIRELLI | |
| EAN | 8019227399042 | |
| Manufacturer article number | 3990400 | |
| Trade name or trademark | MT 21 Rallycross Front | |
| Tyre size designation | 90/90 R21 54 R | |
| Tire type |  |
Summer |
| Tires suitable for use in extreme snow conditions |
No | |
| Speed category symbol | R | Approved up to 170 km/h |
