The Michelin Pilot Alpin PA4 is an ultra-high performance winter tire designed for drivers of premium coupes, sedans and sport utility vehicles. It features Michelin's advanced V-TRED technology for improved traction and stability in snow, ice and wet conditions. The tire has a symmetric tread pattern with four wide circumferential grooves and a unique sipe design that helps to evacuate water and slush. It also features a high-silica tread compound for enhanced grip in cold weather conditions. The 255/40R20 101V XL size offers a maximum load capacity of 1827 lbs. and a maximum speed rating of 168 mph.