Most bikes should be easy to convert ... One major downside is that you will be stuck in a single gear if the battery dies since the manual shifter is completely removed. As one of the oldest ...

Read more: Battery Brands Ranked From Worst To Best Technically speaking, all bicycles are equipped with a transmission, even those without a gear shifter. A single-speed bike, also known as a ...

and handlebar shifters. Engineers at SRAM came up with a solution that's hard to imagine for other bikes but not too hard to grasp. A freewheel in the back has two cogs, with a high gear for ...