Hi i want to buy an electric bike soon, but i want to mod it to increase the speed when i do.
What will i need and how will i do it to increase the speed for the ew650?
http://www.electricwheelstore.com/vmchk/Electric-Mopeds/EW-650/flypage.tpl.html
or is there an electric bike best for modifying to get the best speed?
thank you