Corbin seat,Sonic fork springs,Hagon shock,full LED light conversion( better beam pattern),better brake lights. All hoses and thermostat have been replaced. Brake system rebuilt, and all fluids changed yearly. Clutch has new slave cylinder. comes with extra windshields, stock seat and extra final drive. I would not hesitate to take this anywhere. I Bought this bike a couple months ago from a member but I have decided i am looking for something smaller.