The XTR M9100 series of derailleurs brings a new level of drivetrain silence thank to decreased tension in the low gear position and an added bumper on the pulley cage. Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANO's new 12-speed cassettes boosts range

Shimano XTR M9100 MTB Right Hand Gear Lever - 12 Speed

This light-touch shifter now operates with 35% less force than its predecessor and features the proven Rapidfire Plus switching logic with double-sided switchable lever (2-way release) from the previous version. The XTR SL-M9100 gear lever shifts 20% faster due to a revised interior, allowing you to select the appropriate quickly and more efficiently than ever before.