Michelin 03943 Pilot Sport 4S 255/40R21 102Y XL High-Performance Summer Tire

The Michelin Pilot Sport 4S is an ultra-high-performance summer tire designed for sports cars, performance sedans, and high-performance crossovers. Engineered with track-proven technology from Michelin's motorsports experience, this tire delivers exceptional dry and wet grip, precise handling, and responsive steering feedback for drivers who demand maximum performance.

Key Features:

• Dynamic Response Technology with hybrid Aramid/Nylon belt for precise steering and optimal road contact
• Premium Touch Design with velvet-finish sidewall for distinctive appearance
• Bi-compound tread with elastomer-enriched outer shoulder for enhanced cornering grip
• Functional grooving and advanced siping for confident wet traction and hydroplaning resistance
• Variable Contact Patch 3.0 for consistent performance throughout the tire's life
• XL (Extra Load) construction rated to 102 load index for heavier vehicles
• Y speed rating (up to 186 mph capability)
• Black sidewall (BW) with modern aesthetic design

This tire is intended for summer use only and is not designed for winter or near-freezing conditions. The Pilot Sport 4S provides an exceptional balance of track-ready performance with comfortable, quiet on-road manners, making it ideal for enthusiasts who want one tire for both daily driving and weekend track days.