If you are more familiar with the gears in your car than the gears on your bike, then you’re not alone. Bike gears, and how they work, frequently come up as a concern among beginner cyclists, but ...

If you've got a bike, there's a good chance it's set up with a derailleur at the rear and a bunch of gears to help you cycle more efficiently. And while that derailleur might be controlled by cables, ...