Variator Doppler S1-EVOThe S1 EVO variator is the upgraded versionof the old S1R from Doppler. The 16x13 mm CVT rollers ensure particularly stable and consistent performance. The newly calculated ramp angles optimize performance so that acceleration is more direct and linear - ideal for sporty 50cc scooters.To make the settings easier, you should get a CVT weights or tuning set with 16x13mm rollers of different weights.Scope of delivery CVT Doppler S1EvoVariator with sleeveRamp plate with sliders2x sets of rollers 16x13 mm - 4.0 g / 5.5 g

• Brand: Doppler
• SKU: CGN509128
• Availability: Currently not in stock

Notes and Safety scooter CVTModern scooters are equipped with a continuously variable transmission, the so-called CVT, also called variator.CVT Parts:Front pulley, movable. It contains the variator weights and has a special shape with an inclined surface to allow the V-belt to move freely up and down.Ramp plate: Holds the weights in place.Variator sleeve: Serves as a bearing for the variator, which moves axially back and forth, i.e., opens and closes.CVT roller weights: Adjustment weights that play a critical role in function and performance.original, Sport and Oversize CVTsOriginal: Original or OEM quality CVTs are equipped with a restrictor to limit the speed to 45km/h. There are riders wh