Pirelli Nero FRD All-Season Tire - 235/55R17  98Z All-season passenger tire for coupes and sedans Solid center rib gives a constant and consistent contact patch with the road providing shorter braking distances Asymmetric tread design for increased handling Four longitudinal and many lateral grooves minimize the risk of aquaplaning even when cornering Silica compounding offers a superior balance of fuel efficiency and wet road control