How to Change the Crankset of a Bicycle

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How to Change the Crankset of a Bicycle
How to Change the Crankset of a Bicycle
Anonim

If you are a cyclist and you need to replace the crankset (the group consisting of crank arm and chainring) on your bicycle, you are reading the right page! This article will teach you how to replace a crankset without a plug, not a crankset with a plug.

Steps

Change a Crank Step 1
Change a Crank Step 1

Step 1. Unscrew the bolt on the side of the crank with a socket wrench

This is often an 8mm hex bolt.

Change a Crank Step 2
Change a Crank Step 2

Step 2. Once done, it's time to move the crankset with your hands, or with a hammer, so that it comes out of the spindle in the bottom bracket

The best and easiest way is to use the crankset extractor manufactured by the Park company.

Change a Crank Step 3
Change a Crank Step 3

Step 3. If you are using a suitable wrench for the crankset (recommended choice):

tighten the bolt on the spindle firmly with an adjustable wrench before inserting the rest of the tool, to prevent the thread from coming out if you need to push hard to remove the chock.

Change a Crank Step 4
Change a Crank Step 4

Step 4. Clean the surface of the spindle and apply some lithium-based grease to prevent the metal parts from friction

Change a Crank Step 5
Change a Crank Step 5

Step 5. Insert the new crankset

Change a Crank Step 6
Change a Crank Step 6

Step 6. Tighten the bolt to the torque specified in the manual (Shimano's website indicates approximately 34-49 Nm)

Change a Crank Step 7
Change a Crank Step 7

Step 7. Do the same on the drive assembly side as well, remembering to loosen the chain

== Tips ==

  • Use the right tools!
  • Wear old clothes.
  • Get a helper.

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