| Manufacturer | NITTO | |
| EAN | 4981910791270 | |
| Manufacturer article number | 3979400 | |
| Trade name or trademark | NT 421 A | |
| Tyre size designation | 275/40 R20 106 W | |
| Tire type |  |
Summer |
| Tires suitable for use in extreme snow conditions |
No | |
| Speed category symbol | W | Approved up to 270 km/h |
| EU tire label | ||
| Fuel efficiency class |  |
 |
| Wet grip class |  |
 |
| Rolling noise label |  |
71 dB |
| EU Standard | 1222/2009 | |
| EU Product Data Sheet | Product Data Sheet |