If a standard cassette lockring remover doesn t fit your cassette ask a bike tech for one that will.
Mountain bike rear sprocket removal.
Mount bike in repair stand and remove rear wheel from bike.
This post explains the tools needed and the proper procedure of removing rear sprockets of rear wheels that have them.
The smaller sprockets tend to wear quicker than the larger ones.
Reinstall quick release skewer with skewer nut on outside of remover.
Next remove the skewer which is the rod running through the center of the wheel and insert a lockring removal tool into the center of the cassette.
Engage tool into splines notches.
You may need to replace the entire cassette or just one or two of the worn sprockets.
Tools needed will be listed after the preparation procedures are explained for reasons that will become apparent after reading paragraphs preceding the tool list.
It will only seat in one position.
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Snug skewer nut against remover.
Sprockets mount on a splined cylinder on the rear hub called the freehub body.
Install quick release skewer and install skewer nut on outside of remover.
The skewer acts as a holding device for freewheel removal tool.
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After you have removed the rear wheel from your bike remove the quick release skewer from the wheel.
Inspect freewheel center and select correct removal tool see chart above.
Over time as you ride your bike your chain wears down the teeth on the rear sprockets.
Mount bike in repair stand and remove rear wheel from bike.
Normal wear and tear on a bike will eventually require replacement of the sprockets.
Modern shifting mechanisms like shimano s hyperglide and sram s powerglide chain and sprocket combination rely on correct alignment of shaped teeth and contoured shift gates in the sprocket.
Inspect cassette and select correct type of remover.
Engage remover into splines notches.
To change a rear cassette on your bike wheel start by removing the rear wheel from the bike.
