Nankang NS-2 High Performance Tire - 245/40R18  97H High-performance summer tires for sporty coupes and sedans Two-in-one pitch and variable-width tread design help to reduce noise for a quieter, more comfortable ride Unidirectional tread pattern with with dual circumferential grooves help improve wet traction Shoulder sipe designed for long and even tread wear Performance and looks in a value-priced tire