Cup and cone or cartridge?

danr2013 · 08-04-2009, 02:23 AM

I have a 2006 Trek 7300 hybrid. How can I tell whether I have a cup and cone or a cartridge for a bottom bracket? Do I have to take it apart or are there tell tale signs I can see from the outside?

cyclerUK · 08-04-2009, 04:03 PM

See Sheldon Browns site:-
http://www.sheldonbrown.com/gloss_bo-z.html#bottom
Should help?

Darrenjs92ni · 11-27-2010, 03:43 PM

if you just take the crank arm of you should be able to tell.

RobAR · 11-27-2010, 08:46 PM

I can assure you that it is a cartridge BB.

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