Derailleur gears

Printer-friendly versionPrinter-friendly version
Image of derailleur gear transmission
Making the chain hop from one sprocket to another looks like a crude way of altering the transmission ratio, but derailleur gearing can nevertheless work very reliably and most efficiently.

For the greatest possible range of gears, so you can not only pedal down but also up the steepest hills, with the least possible wastage of effort (provided you keep the chain clean) and the greatest choice of ratios, derailleur gearing is the way to go.

Related FAQ's

I am recovering from a recent heart attack and need to lower the gears on my Specialized Roubaix. Current drivetrain...

In This Section:

Image of Shimano rear mech with cable re-routed Hubbub style
The rule is: don't mix one make of shifter with another make of mech. But sometimes you need to bend the rules, especially when you want really low gears on a drop-handlebar touring bike.

Share this article




  • Patron: Her Majesty The Queen
  • President: Jon Snow
  • Chief Executive: Paul Tuohy
  • Cyclists' Touring Club (CTC): A company limited by guarantee, registered in England no.25185. Registered as a charity in England and Wales No 1147607 and in Scotland No SC042541

Copyright © CTC 2015

Terms and Conditions