How do you get a chainset off?
How to remove your road bike’s crankset
- Loosen the left-hand crank bolts. First, use a 4mm Allen key to loosen up the hex bolts that hold the left-hand crank arm onto the crank spindle.
- Remove the adjustment cap.
- Remove the crankset.
- Clean up the bottom bracket.
- Put it all back together.
- Retighten the bolts.
Can I remove a chainring?
To remove the chainring, you’ll need either a hex wrench (typically size 5mm) or a Torx wrench to remove the bolts—locate the bolts on the back of the chainring and turn counterclockwise to remove. Again, the bolts may take a bit of force and leverage to remove.
How do you remove a self extracting crankshaft?
- Leave the retaining ring of the self-extracting systems in place in the arm. Do not remove the retaining ring.
- Begin unthreading crank bolt using hex wrench. Continue loosening until crank arm slides off spindle.
- Remove remaining crank arm.
Can you change a chainring without removing the crank?
Changing rings is not that difficult, and in some cases, it’s possible to replace chainrings without removing the crank. That possibility is limited by what ring sizes you’re using, but hey, it’s always nice when you can work smarter not harder. This trick works for most road cranks and some mountain cranks.