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Rear bike derailleur removing and refitting

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  • OVERALL DIFFICULTY INDEX: 3/10
  • IF YOU HAVE NO TOOLS YOU SPEND $ 15 TO GET THEM FOR THIS JOB
  • IF YOU HAVE NO EXPERIENCE YOU SPEND 2 HOURS TO CARRY OUT THIS JOB
  • NO SAFETY ISSUES

BEFORE YOU START
  • This pictorial is only about removing and refitting the derailleur.
  • This is shown on a mountain bike (MTB) but the same applies to any other type of bicycle fitted with a derailleur.
DISCLAIMER:
Our pictorials are of informative nature and do illustrate works carried out by ourselves at our own premises for our own use and satisfaction.
Readers who envisage to carry out similar works inspired by the below method shall do this at their own risks and liability.

Removing the rear derailleur out of the bicycle

Start by loosening the nut that holds the rear bicycle gear cable and taking out the cable.
Remove the derailleur pin cover.
No need for circlip pliers, use two screwdrivers to push back the circlip and take it out.
Pull out the rear derailleur from its pin.
It still holds through the cable end seat which you have to unscrew with your hand (right):

Cleaning the bicycle derailleur

Use any degreaser like a carb spray to clean the derailleur then dry it with a cloth:

Refitting the rear derailleur to the bicycle

Pay attention to the derailleur spring which has to be reinstalled first:
Reinstall the rear gear shifter cable then proceed to the gear adjustment and chain and derailleur lubrication.

You can also buy your bike repair stand and tools from our partners' stores: