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.
Between $30 and $50 plus the cost of parts. Though some shops may do the install for free or for a reduced fee if you buy the parts from them.
Bottom Bracket Removal Tool
- Crank extractor (Also referred to as crank puller) – This is necessary for most systems but some have a one-key release or self-extracting system.
- Bottom bracket removal tool.
- Allen key – ideally long length.
Can you change crank arm on bike?
A bike’s cranks must be properly maintained to keep your bike operational. These are the arms connected to the Bottom Bracket (consisting of axle, bearings, etc.) via the axle(usually square on the ends). If you need to change your cranks, you can do so as long as you have the proper tools.