●Separate sold special driven sprocket is required for installation.(Standard sprocket cannot be used.)）●Wheel replacement, including inching down, changes the steering stability and braking characteristics.Be very careful until your body becomes accustomed to the changes.●Parts may be required separately, depending on the motorcycle model.Active Digital Monitor is recommended for meter adjustment.●Order the glass coating specification by adding "Q" at the end of the part number.(Polished wheel is outside the scope of work.)●Genuine rear brake disc cannot be used.Moto-Master rear brake disc is required separately.(Ultra light disc: MM110284S. The chain case touches on the wheel.)Remove or cut the drive chain case.●Genuine rear brake disc bolt is required separately.。