Upgrading My Super73 - Handlworks BAC 855 Controller Super73 Controller Upgrade
This is a straight-line pull comparison between a BAC855 and stock Super73 RX. Here is the kit that's used in the video: I upgraded my SUPER73 R AGAIN!! | XLD Brainpower controller 48V, 38A, 1000W - TORQUE!!!!!!!!!!!!!!!! Super73 RX Motor & Controller Upgrade Controller Upgrade for Super73 eBikes – Ben Buckler Boards ...