Originally Posted by
Daspydyr
... Told the bike shop to get the biggest granny gear they could get on. Gave me a 27n instead of a 25. Bit of a dispute going on here. Feeling pretty burned.
So....where you hoping for a 32 or a 34? Going that high might force you into buying a new derailleur, and maybe new shifters too. Maybe 27 was as high as the shop could go without triggering the cascade effect.