• This topic has 12 replies, 7 voices, and was last updated 7 years ago by diz.
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  • Replacing a bb30 bottom bracket with a Hope pf46
  • diz
    Full Member

    Hi has anyone done this?

    I’m assuming I need the hope bottom bracket tool?

    Does it stop the Cannondale bottom bracket “click/creak”?

    RustyMac
    Full Member

    I have installed a pf46 hope BB in my Pivot MTB frame. You do need the tool for assembly and it will be useful to keep hold of the tool should you need to replace bearings.

    peteimpreza
    Full Member

    Which Cannondale do you have ?

    diz
    Full Member

    It’s my wife’s to be honest, Synapse hi mod red. It’s only done 500 miles, Evans replaced the bob at 100 miles due to noise and it’s doing it again know. Can’t be bothered messing with another poor pressfit, so wondering if going hope will solve the issue?

    reggiegasket
    Free Member

    is it a BB30 or a PF30? (they are different)

    peteimpreza
    Full Member

    Is it BB30 or BB30a ?

    peteimpreza
    Full Member

    If it’s the latter Hope can’t help as I have been in touch on the same issue .

    Use this

    http://www.cannondalespares.com/Wheels-Manufacturing-BBright-and-BB30A-to-Shimano-24-mm-Crank-Shims/product_detail/3-42205

    And a 24mm spindle chainset of you choice . You still need bearings in the frame though .

    Some advice here about using various compounds when fitting the bearings

    http://forum.slowtwitch.com/forum/Slowtwitch_Forums_C1/Triathlon_Forum_F1/Cannondale_BB30A_Issues_-_Need_Someone_With_Real_Cannondale_Knowledge_P5635963/

    diz
    Full Member

    How will I know if it’s bb30 or bb30a ?

    parkesie
    Free Member

    Owners manual should have the spec in. For instance manual for my trigger says its a pf46mm by 73mm 30mm axle

    doctorgnashoidz
    Free Member

    Last week i had a new bb30 fitted to my super six evo, it was clicking within 10 minutes and by the end of the first ride, it was creaking under load.
    What options have I got, Evans just swapped like for like. I didn’t realise they were quite so bad.

    diz
    Full Member

    It’s a bb30a. Peteimpreza what did hope say?

    Found this link on the slowtwitch forum

    http://media.cannondale.com/media/manuals/127894_PressFit_30_Bonding_Instructions_web.pdf

    dovebiker
    Full Member

    BB30A uses a 42mm diameter bearing – Hope PF46 is 46mm diameter – it ain’t gonna fit.

    diz
    Full Member

    Looks like its loctite 609 as per the Cannondale instructions. I will try to get Evans to do the job as its only a new bike but I don’t like my chances and if I do it my self I know it’s done correctly.

Viewing 13 posts - 1 through 13 (of 13 total)

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