Hawk Performance HP+ (High Performance Street/Race) brake pads are designed as the ultimate dual-purpose solution for autocross and track day events. The HB542N.600 utilizes a unique Ferro-Carbon material that provides an extremely high coefficient of friction and fade resistance compared to standard replacement pads. This specific pad shape (Wilwood 7816 / 0.600" thickness) is engineered for Wilwood DynaPro Narrow and Radial mount calipers. Included in set: 4-piece disc brake pad kit (Full axle set). Artist/Part Numbers: HB542N.600. Features: High initial bite, consistent torque output, and exceptional thermal stability for performance driving conditions.