Shimano XTR CS-M9001 for Single / Double / Triple

Rhythm is the essence of smooth power transfer and proper gear step is the key to maintaining rhythm over varied terrain. The XTR CS-M9001 11-speed 11-40T cassette is not only the widest range cassette Shimano has ever produced, but also it’s most balanced. Thanks to its Rhythm Step progression, it maintains calculated, shock-free gear steps from one gear to the next; saving you energy and helping you maintain your rhythm on the trail.

Combination: 11.13.15.17.19.21.24.27.31.35.40T

Weight: 331g