RealMotoSupplies Hydraulic Disc Brake Upgrade Kit for Super73 E-Bike Fits: Super73, SUPER73-Z Miami, SUPER73-Z Miami SE, SUPER73-ZX, SUPER73-ZX SE, SUPER73-Z Adventure Series, SUPER73-Z Adventure Series SE, SUPER73-S1, SUPER73-S2, SUPER73-S2 Laguna, SUPER73-S2 SE, SUPER73-R, SUPER73-R Brooklyn SE, SUPER73-R Adventure Series SE Fits your bike Listed for your bike Doesn't fit your bike Fit not confirmed $103.32 In stock