The Nexen N'Fera SUI is an Ultra High Performance Asymmetric summer tire which performs well in wet and dry driving conditions. The optimized split surface siping support wet and dry surface traction, while the 3 main grooves and 1 semi-groove tread design works in tandem to enhance wet road condition driving. Shoulder block stiffness is increased to distribute pressure evenly, ensuring maximum cornering performance. Available in V, W and Y speed ratings.