








π Drive Boldly, All Year Round β The Tire That Never Quits
Michelin Pilot Sport All Season 4 is a high-performance, vehicle-specific tire designed for 18-inch rims, combining advanced 360Β° variable sipe technology, Dynamic Response, and Helio+ rubber compound to deliver exceptional grip, handling, and durability across all seasons. Rated for speeds up to 186 mph (Y rating) and a load capacity of 1819 lbs, itβs the first all-season tire chosen by Chevrolet for the Corvette, making it the ultimate choice for drivers who demand peak performance without compromise.
| Manufacturer | Michelin |
| Brand | Michelin |
| Model | Michelin Pilot Sport All Season 4 |
| Item model number | 20421 |
| Manufacturer Part Number | 20421 |
| OEM Part Number | 20421 |
| Special Features | 360 degree variable sipe technology, Asymmetric tread pattern, Dynamic Response Technology., Extreme Silica+ tread compound, Helio+ technology - Advanced rubber grips the road even in freezing conditions. |
| Section Width | 235 Inches |
| Aspect Ratio | 50 |
| Construction | Radial |
| Rim Diameter | 18 Inches |
| Load Index Rating | 101 |
| Speed Rating | Y |
| Tread Depth | 10 32nds |
| UTQG | 600 AA A |
| Rim Width | 8.5 Inches |
| Item Weight | 12.3 Kilograms |
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