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Noise from Bottom Bracket (Cowboy Classic/Cruiser/Cruiser ST)

How to solve: Noise from Bottom Bracket (Cowboy Classic/Cruiser/Cruiser ST)

George from Cowboy avatar
Written by George from Cowboy
Updated over a week ago

How do i know i have this issue?

You will hear a constant 'creaking noise' from the bottom of the bike as you pedal.

What causes this issue?

Usually, this issue comes from come from one/multiple screws of the BB that aren't correctly tightened and/or don't have Loctite on them, probably the drive-side screws (hidden behind the front sprocket).

Is this issue covered by warranty?

Where to fix your bike

Once you have confirmed your issue with us via your Cowboy app, we will ship you the parts and you can either book in to a Cowboy Certified Bike shop with the link we will send you, or you can visit your local bike shop with the instructions below.

  • Local Bike shop: We recommend visiting your local favourite bike shop to easily and quickly fix this issue.

  • Cowboy Certified Bike Shop: If you are near a Cowboy Certified Bike Shop, Check our map here

  • Self repair: If you are handy, you can check the videos below and try it out yourself.

What tools are needed?

  • 3mm Allen Key

  • 5mm Allen Key

  • Pin Spanner

Repair Instructions

  • Replace the bottom bracket with this tutorial.

  • Additional written Instructions;

    • Remove the belt, both crank arms and the front sprocket

    • Tighten all screws on the BB (both drive and non-drive sides), according to the torque table (drive side: 3 Nm, with loctite; non drive side: 8 Nm).

    • We expect removing the 2x drive side screws, adding Loctite and tightening them to 3 Nm should do the trick.

    • Reinstall the front sprocket and tighten it to the correct torque (30 Nm), then grease and reinstall both crank arms (45 Nm).

    • Check the torque of the rear sprocket lock ring if the noise remains (45 Nm).

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