General Knowledge As the number of speeds grows, the width of bike cassettes doesn't increase dramatically. The goal is to make rear hubs compatible with the widest number of cassettes…
General Knowledge: Between 8 and 10-speeds, the overall width of a cassette does not increase as the number of gears climb. (There are some exceptions.) To preserve the overall width…
Condensed answer: A 9-speed MTB hub can accept an 11-speed MTB cassette. However, a 9-speed Road hub is not compatible with an 11-speed Road cassette. Requirements for Installing an 11-Speed…