4900RPM high speed Rated, 45A Rated Current. Low Noise High Quality More Long Life. 11 teeth sprocket as size photo show. Made of high quality material, super durable to use Brushless MOTOR 2500W 60V MY1020.
4500RPM high speed Rated, 45A Rated Current. Brushless MOTOR 1800W 48V MY1020. 4500 high speed Rated, 37.5 A Rated Current. 11 teeth T8F chain sprocket. Fit for Electric Scooter, Motorcycle, Ebike Bicycle, Go Karts, E-bike, Motorcycle, E Tricycle, Mid Drive Motor Kit, Complete Set, DIY Engine System, Cycling Part, And More. Package Includes: (depend on what you choose from the drop down menu).