Super 73 Z1 Controller Upgrade and Repair
The Brains of the Beast: Diving Deep into the Super73 Z1 Controller Alright, let's chat about something that's probably been on your mind if you're a Super73 Z1 owner, or even if you're just eyeing one: the Super 73 Z1 controller. This little box is basically the brain of your electric bike, and while the Z1 is an awesome entry point into the world of e-bikes, its controller is often where a lot of riders start wondering, "Could it do more?" ...