The variator is the automatic gearing system in a scooter – it relies on finely tuned weights that operate via centripetal force to smoothly and seemlessly increase the gearing ratio.
In most cases better acceleration and top speed is achieved with the installation of the performance variator – along with a far greater potential for fine tuning within the gearing system of your scooter. This kit includes rollers 19mm x 15.5mm 6.3Gram.
Video below is for general reference only. Many performance variators have a very similar fitment process.