Inside these hubs are what are called planetary gear sets. Among other things like the hall-effect sensor, the commutator, and all the wiring, most of these components don’t get sold separately. What ends up happening is we swap the stator cell which is the entire internal motor
Cancellation Policy
For the smooth operation of this business, it is much appreciated that if you absolutely must cancel that you do so one day in advance for us to accordingly move appointments around. Thanks!