They might be ok with 8 speed, I am currently using 9spd XT STI shifters and mechs with a 7 speed cassette. Works fine, shifts every time, just got 2 spare clicks at the low end.
Must admit I expected problems, but tried it and its fine, so I'll keep it till the hubs gone I guess.
Must admit I expected problems, but tried it and its fine, so I'll keep it till the hubs gone I guess.