Kumho Solus KH16 All-Season Tire - 215/45R17  87H Optimized casing shape, tread contact ,and sidewall stiffness to absorb bumps High technology dual compound structure creates a perfect blend of steering response, ride comfort and increased mileage Multi-siped, four circumferential groove tread design ensures optimum water evacuation Cornering Lag Technology reduces time from when the steering wheel is turned, to when the vehicle reacts Variable pitch tread blocks reduce road harmonics