The Westlake SU318 H/T tire is an all season, highway tires was designed to provide a smooth, quiet ride for trucks, SUVs and CUVs.  The four circumferential grooves help with lateral traction, stability  and improve handling while keeping your ride nice and quiet. Thegrooves also pair with the shoulder ribs to evacuate water and slush quickly.  The M+S rated tread and siping design offers improved all-season traction to assist you year-round as you navigate all driving conditoins.