Specifications for BRIDGESTONE 255/40 R21 102Y XL POTENZA SPORT MGT
| Pneumatic Type | Personal and 4X4 |
| Season | Summer tyre |
| Brand | BRIDGESTONE |
| Tyre width | 255 |
| Tyre section | 40 |
| Inch | 21 |
| Speed index | Y |
| Weight index | 102 |
| Fuel efficiency | C |
| Wet grip | A |
| Sound bar | A |
| Exterior noise | 70 |
| Tyre Snow grip | No |
| Tyre Ice grip | No |
| Tyre type | C1 |
| Date of manufacture | DOT4323 |