Michelin Pilot Sport 4 S
315/30ZR21 105Y XL
Specifications
| Size | 315/30ZR21 105Y XL |
| Category | Performance - Summer |
| Tread Type | Performance |
| Road Condition | Summer |
| Speed Rating | Y |
| Load Index | 105 |
| Sidewall | Blackwall |
| Overall Diameter | 28.5" |
| Tread Depth | 9/32" |
| MPN | 60509 |
| SKU | 15730-60509 |