Azenis RT-615K+ 245/40R18 97W XLOVERVIEWDeveloped for the performance-minded drivers, then Azenis RT615K+ is built from the competition-winning RT615K. Featuring a digitally engineered, nanotech rubber compound for superior grip and handling, the RT615K+ is designed to help drivers push their vehicles to the limits in safe, closed-course environments. A high-tension carcass construction strengthens the tire for added durability, and the Azenis RT615K+ is DOT-approved for daily driving use. High-tension carcass increases handling response and high-speed stability Massive sport side shoulder blocks deliver motorsports-level grip and exceptional cornering response Race-inspired tread compound provides excellent traction from the track to the street Asymmetric tread design and digitally engineered compound provide track-capable performance that lasts on the street Commonly used on many of todaya�?s best performance vehicles such as the Acura Integra, Audi TT Quattro, BMW M3 and Z4, Honda S2000, Mazda Miata, Nissan 370Z, Porsche 911, Scion FR-S, and Subaru BRZ High-tension carcass increases handling response and high-speed stability Massive sport side shoulder blocks deliver motorsports-level grip and exceptional cornering response Race-inspired tread compound provides excellent traction from the track to the street Asymmetric tread design and digitally engineered compound provide track-capable performance that lasts on the street Commonly used on many of todaya�?s best performance vehicles such as the Acura Integra, Audi TT Quattro, BMW M3 and Z4, Honda S2000, Mazda Miata, Nissan 370Z, Porsche 911, Scion FR-S, and Subaru BRZ Size: 245/40R18 Load Range: XL Product May Vary From Picture Wheel/Rim Not Included