New Asymmetric tread pattern design gives full and compact external shoulder blocks enlarge the "at the limit" dry handling performance and safety, while the inner shoulder with its deeper and more regular cuts is geared to maximizing traction. Low noise, high precision at high speeds, and excellent grip when braking is what the solid center rib and the special "Z" tread design offers. Four wide longitudinal grooves are for water evacuation of the foot print to increase safety for wet performances.