Originally Posted by
mattm
39x25
That is my current lowest ratio that came with my new bike and I hate it. My regular 2 to 6 mile climbs at 7 to 9% gradient are no longer fun. Later this week I'm replacing all the Ultegra stuff on the bike with Rival, including a 50/34 compact with a custom cassette that includes a 28 in the rear. Ahh, sweet relief.