●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.)●The wheel size changes to 17 inch.Speed meter adjustment and shortening of the side stand are required for inching down the wheel.●Genuine rear brake disc bolt is required separately.。●The rear wheel centre is offset to the right by 5 mm.