What tools are need to remove a crank arm?
- Appropriate wrench to remove crank bolt/nut: CCW-5 Crank Wrench. Hex wrench. MW-SET. 2 Combination Wrenches. PAW-12 Adjustable Wrench.
- Crank puller: CCP-22 for square taper cranks. CCP-44 for splined cranks. CWP-7 – universal fit.
- Torque wrench.
- Thread preparation: ASC-1. PPL-1.
What can I use instead of a crank puller?
You can also pry the threads out or remove them by slowly threading the bolt, depending on the crank arm type of your bicycle. Use a bolt or a spanner tool to remove and loosen the washers.
Almost anything can be taken apart without proper tools, including bottom brackets. it, but it can be done. The right tool for the job(any job) makes life much easier and will lower your frustration level by leaps and bounds. If it is a Square taper, isis or octalink then no.
Why my crank arm keeps coming loose?
If you’ve been repeatedly riding with a loose crank arm it could be that it’s now damaged. You could try tightening with lots of torque, grease on the square taper and threadlocker (e.g. blue Loctite, but in a pinch any kind of glue works) on the threads.
Why is my crank wobbling?
Chainring wobble means the chainring and the chain are moving left and right in correlation to the frame. The chain is catching sprockets at a weird angle, increasing wear on both. The riding force is unevenly transferred from the chain through the spindle to the bottom bracket bearings due to wobble.
How tight should crank arm bolts be?
Registered. Most square taper crank arms should be 29 ft-lbs. That is pretty darn tight. As has been mentioned, if it came loose, the crank arm is likely damaged beyond repair already and needs to be replaced.