The Toyo Proxes R888R Tire - 225/40ZR18 92Y is an ultra-high performance radial tire designed to provide maximum grip and traction in dry and wet conditions. It features a directional tread pattern with wide circumferential grooves to provide excellent water evacuation and improved wet weather performance. Its tread compound is formulated with a high silica content to provide excellent grip and handling in both dry and wet conditions. The Proxes R888R also features a reinforced sidewall construction for improved cornering stability and increased steering response.