●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 drive chain may touch the frame, depending on the motorcycle unit.A 5 mm offset drive sprocket is required for installing a 600-sized rear wheel.Using with the genuine sprocket reversed is also supported.Original drive chain case cannot be used.Because it is an inspection item for passing the vehicle inspection, a chain case is required separately.The drive chain case bracket must be cut.●Genuine rear brake disc bolt is required separately.。