Derived from top-level AMA Supercross and Motocross racing. Dunlop patented block-within-a-block knobs offer more progressive cornering action. Enhanced handling and knob durability via more flex and less knob tearing through recess carcass design. Superior bump absorption through damping control, sidewall rubber compound and recessed carcass design. Directional front tire design provides enhanced grip and steering feel. Superior grip in intermediate-to-hard terrain.