Polini Maxi Hi-Speed Variator Kit for 125cc Yamaha, MBKCOMPATIBILITY: MBK – Flame XC125, Waap 125, X-Over 125Yamaha – Cygnus 125, Vity 125, Zuma 125The Polini Maxi Hi-Speed is one of the strongest variators in maxi scooter range. The emphasis was placed on the construction of the roller tracks, which optimally exploit the available power band of the engine resulting in better acceleration and a little more top speed.Includes: complete variator with one set of rollers 19×17 at 9.0g, vario sleeve, sliders and 1 x tube of grease for the rollers. Instructions included.**NOTE: Electrical, High Performance, Aftermarket items are non-returnable, please check photos and specifications before ordering. Please see our Warranty and Returns Policy