Bolt in part, fit up and off you go! The GY6 engine design is widely used by most Taiwanese and Chinese manufacturers, which has the inherit benefit of making replacement parts widely available. Many of the Chinese manufactured bike commonly experience failure of one of the spring holders, which causes the clutch to be partially engaged all the time. This usually presents as the bike wanting to power forward even at idle. Replacement is as straight forward and easy. New parts always make the job easier! 130mm diameter.
