Shimano XTR SL M9000 11 Speed Shift Lever. Shifting a mountain bike has never been sweeter than what the new Shimano XTR 9000 23x11 speed shift levers deliver. Wider, dual textured carbon shift levers with an ergonomic design give a light and comfortable feel. You'll marvel at the silky smooth shifts provided by ball bearing construction and slick, polymer coated cables while the new internals reduce shift effort by 20% when compared to the previous generation of XTR. The best shifting in the industry just keeps getting better.