Shimano Dura Ace 9100 11Spd STI Levers

With smaller, sleeker hoods, the 11-speed compatible ST-9001 STI units deliver improved ergonomics for better rider comfort and control, with reduced lever stroke and lighter action.

Features 

• SIS indexed shifting
• 11-speed design
• Smaller hoods improve ergonomics from all positions
• Release lever stroke reduced by 30% compared to ST-7900
• Polymer-coated cables for the smoothest shifting
• Shifting effort up to 47% lower than RD-7900
• 43% less effort at the end of the lever stroke than FD-7900
• Weight: 365g