We are excited to offer Archon X1 controller-only upgrades for your own Bafang Ultra! After proving out the controller, and a lot of testing, we feel comfortable that this controller can be adopted across a vast majority of the Bafang Ultra bikes out there. Please read the entire description.
Current earliest expected shipping date to you is May 7 2022. Please allow 7 days from receipt of your motor for us to revert.
Important - please read
Here is how the process will work
Prior to upgrade
To read more about Archon X1: https://wattwagons.com/blogs/news/archon-x1-controller
Also, visit our FAQ pages for more details. (https://support.wattwagons.com/kb/motors-controllers-and-batteries)