[Eu Direct] CSC SW900 48V 500W Rear Spline Geared Wheel Ebike Conversion Kit, Up To 40Km/H Speed Power Hub Motor Fits Ma

1 Applicable Bike ModelFrame Requirements About the Frame For Rear Wheel Installation Requires a 135 mm 142 mm Rear Dropout width Only suitable for Quick Release QR frames NOT compatible with 12mm Thru Axle frames For modern 8 speed 9 speed or 10 speed cαssettes NOT compatible with traditional threaded freewheels 26 27 5 29 700C Bikes Compatible Τrek Marlin 5 Marlin 6 Marlin 7 Marlin 8 Decαthlon Rockrider Rockrider ST 520 Rockrider ST 540 Rockrider ST 900 Note Low end ST 50 100 models use freewheels and are excluded Decαthlon Riverside 500 Cαrrera Vengeance Vulcan Modern Gen Others Fits most modern adult mountain or other bicycles equipped with standard 135mm QR dropouts and cαssette gear system 2 Key Features1 High Speed Performance Powerful 48V 500W motor delivering speeds between 30 40km h Actual top speed varies by wheel size rider weight and road terrain 2 Hub Motor High efficiency brushless geared hub motor for 48V systems 3 Rim Premium double wall aluminum alloy rim with 25 mm width 4 Rear Clearance Fit Precision machined for standard 135mm 142mm rear dropouts 5 Torque Output 30 35NM for effortless uphill climbing and trail riding 6 Optimized RPM 425 RPM tailored for high speed performance and trail riding 7 Universal Size Options Available in standard 26 inch 27 5 inch and 29 inch 700C rear variants 8 Drivetrain Notice The rear motor is specifically designed for 8 9 10 speed cαssette It is NOT c