New aluminum seat rail to reduce weight. Front and rear suspension have Kashima coating for reduced friction and smooth performance. Front and rear suspension have Kashima coating for reduced friction and smooth performance. Updated front and rear suspension settings with larger rear tires and updated swingarm rigidity balance for improved handling and better shock absorbtion. ECU programming and cam profiles designed for optimum engine output especially at low- to mid-rpm range. New countershaft for improved gear shift feel.