Is it time to upgrade or replace your rear derailleur? Do you sit awake at night worrying about what tooth capacity is? Have you ever wanted to know absolutely everything there is to know about buying ...
If your e-bike chain keeps falling off, the cause may be derailleur adjustment, a bent hanger, drivetrain wear, chainline, ...
If your e-bike shifts slowly, misses gears, skips, or needs repeated shifter clicks, start here. Learn the most likely causes ...