Maybe more than you think - remember that the spring loaded upper pivot, as well as the cage, takes up chain slack. Ive used both models with 26 and 28T cogs.
Regards,
Jerry Moos
donrazr@juno.com wrote:
> Chris,
>
> Both my SLJ 5500 and 6600 handle a 24 tooth rear cog. Don't look like
> they can handle much more though.
>
> Don Walter
> Tucson, AZ