Remove A Bike Cassette

Introduction

The cogs on a bike cassette slide onto a set of splines on the freehub and are held in place by a lock-ring. The cogs usually come in a set, with some bolted together and some loose.

Step 1

<h3>Step 1</h3><p>You need a key to fit in the lock-ring to turn it anti-clockwise and a chain-whip to hold the cogs and stop them turning on the freewheel.
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Tools

You need a key to fit in the lock-ring to turn it anti-clockwise and a chain-whip to hold the cogs and stop them turning on the freewheel.

Step 2

<h3>Step 2</h3><p>Remove the wheel.
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Take the wheel off the bike

Remove the wheel.

Step 3

<h3>Step 3</h3><p>Undo the quick release skewer nut, slide the key into the lock-ring, replace the quick-release nut to hold the tool in place.
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Access bike cassette

Undo the quick release skewer nut, slide the key into the lock-ring, replace the quick-release nut to hold the tool in place.

Step 4

<h3>Step 4</h3><p>Grab a cog with a chain whip to resist anti-clockwise rotation.
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Grab a cog with a chain whip to resist anti-clockwise rotation.

Step 5

<h3>Step 5</h3><p>With an adjustable spanner turn the key anti-clock wise to loosen the lock-ring.
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With an adjustable spanner turn the key anti-clock wise to loosen the lock-ring.

Step 6

<h3>Step 6</h3><p>Unscrew the quick-release nut and unscrew the lockring to free the bike cassette. Remove the lock-ring
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Unscrew the quick-release nut and unscrew the lockring to free the bike cassette. Remove the lock-ring

Step 7

<h3>Step 7</h3><p>Slide the bike cassette off the freehub.
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Slide the bike cassette off the freehub.

Pro Tip

If the bike cassette is to be re-used tie it up with string or a cable tie to keep all the cogs and spacers in the correct order.