Swap out the tires, upgrade lighting Settings, frame upgrades and other modification options that you might do. I think many e-bike enthusiasts will modify their favorite bikes, because it allows them to have a unique e-bike and increase the possibility of riding.The fun doesn't end when you...

I have an old vintage steelie Schwinn Varisty. All components are pretty much shot so I stripped it down and want to make it into a fixed gear. I assume all I have to do is replace the hub and that's it? If so how do I know which hubset to buy?