Michelin 55731 Pilot Sport AS 4 235/45ZR18 98Y XL All-Season Performance Tire

The Michelin Pilot Sport All Season 4 is an ultra-high performance all-season tire engineered for drivers of high-end sports cars, sporty coupes, performance sedans, crossovers, and SUVs who demand maximum grip and handling in all weather conditions. This tire delivers exceptional performance on dry and wet roads while providing reliable traction in light snow conditions.

Advanced Technology Features:

• Dynamic Response Technology: Track-proven innovation that evenly distributes forces and temperatures across the contact patch for improved handling characteristics and extended tread life
• Extreme Silica+ Compound: Race-inspired tread compound with maximum silica content engineered to grip slick pavement and maintain flexibility in cold temperatures
• Helio Technology: Incorporates sustainable sunflower oil-derived material to keep the tread flexible at low temperatures for reliable cold-weather performance
• 360-Degree Variable Sipe Technology: Full-depth interlocking sipes create biting edges for enhanced traction on wet roads and in light snow
• Asymmetric Tread Pattern: Places additional rubber on the outer shoulder blocks to deliver exceptional lateral grip during aggressive cornering
• Wide Circumferential Channels: Large rain grooves quickly evacuate water from the contact patch to increase hydroplaning resistance

Tire Specifications: This 235/45ZR18 size features an XL (Extra Load) rating with a load index of 98 (1,653 lbs per tire) and a Y speed rating (up to 186 mph). The tire has an overall diameter of 26.7 inches and features a black sidewall (BSW) design. Backed by a 45,000-mile treadwear warranty and Michelin's Promise Plan including a 60-day satisfaction guarantee and roadside assistance.