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Designed for a 21-inch front wheel
The use of SpeedFun may void the warranty of your ebike
Speedup Ribbele is mounted in a very simple way by placing it between the speed sensor and the motor and between the display and the motor using original connectors that do not alter the characteristics of electrical resistance and water tightness
No other belt on the market is engineered so precisely for our specific e-bikes
SpeedFun Furious Evo for Yamaha PW, PW-X, PW-X2, PW-SE, PW-TE, PW-ST, PW-CE and PW-C2 PearTune Designed for a 21-inch frontWhat does this Tuning Kit do? The function of the Furious Evo tuning device for Yamaha is to electronically manipulate the rotation speed of the rear wheel and to communicate to the motor a speed always lower than 25 KmH in order to obtain a real speed with very high active motor. The maximum speed limit will therefore be dictated by the power of the motor added to the power expressed by ones legs When the tuning device is active, having no