Originally Posted by pothound
my 105 rear hub assembly is 130mm. i think the xt rear assembly is 135mm. correct me if i'm wrong.
thank you
pothound
Makes no difference. The hub width has no bearing on the rear derailer. The derailer only does what the shifter tells it to. You can use it on a 6/7/8/9 and maybe 10 speed cassette and on any hub spacing you can think of. The derailer doesn't care.