How Do The Gears On A 21 Speed Bike Work?
How Do The Gears On A 21 Speed Bike Work? Just remember that larger gears at the rear mean easier pedalling but more torque, and larger gears at the front mean harder pedalling but more speed. Going from “easier” gears to “harder” gears is called “upshifting”, and the reverse is called “downshifting”. How do you