I've found that a shorter derailleur hangar can sometimes prevent even a long cage derailleur from climbing onto anything bigger than about a 28. I used the Ultegra (short cage) on a mountain bike with a long hangar.
Perhaps mtb rds have longer bodies to clear bigger cogs? On Sun, Sep 12, 2010 at 8:29 PM, JoelMatthews <[email protected]> wrote: >> I've run a short cage Ultegra rd on a mountain bike (long hangar) with >> a 14-32 7 sp and it worked fine until the drivetrain got cluttered >> with sand. > > Sorry to hijack the thread - although the answer here may help the OP > - but I wonder if the Patricks have any notion what is going on with > my recent restore. I saved a Raleigh Super Course from ignominious > fixiedom. I have a 46-36-26 up front which I wanted to pair with a 13 > -30 7 in the back. The Ultegra long cage would not hit the 30. > Switched to a 14-28 which works very well. > > Could it be the location of the der hanger? Perhaps the chainstays > are too long? > > On Sep 12, 7:46 pm, PATRICK MOORE <[email protected]> wrote: >> On Sun, Sep 12, 2010 at 3:52 PM, Patrick in VT <[email protected]> wrote: >> >> > and FWIW, I've had no issues using a short cage derailer with a 30t in >> > the back. I'm sure a 32 would work too. >> >> I've run a short cage Ultegra rd on a mountain bike (long hangar) with >> a 14-32 7 sp and it worked fine until the drivetrain got cluttered >> with sand. > > -- > You received this message because you are subscribed to the Google Groups > "RBW Owners Bunch" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/rbw-owners-bunch?hl=en. > > -- Patrick Moore Albuquerque, NM For professional resumes, contact Patrick Moore, ACRW at [email protected] -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/rbw-owners-bunch?hl=en.
