Parameter Model NumberYT-2602MFrameIntergrated magnesium alloy 26''Motor250W rear motor,Xiong BRANDBatteryLithium battery 36V/9Ah,samsung coreSpeed regulation:790 panel,KING BrandDerailleurSHIMANO front 3 & rear 7 gearsBrakeFr.&Rr. Disc brakeFront forkSuspention,Aluminum alloy,ZOOM brandWheelMagnium alloy,intergrated motor..