Shimano Dura-Ace ST-R9100 2×11-Speed Shifters

The ST-R9100 Dual Control Levers represent the absolute pinnacle of mechanical shifting technology. Designed for the purist who demands the tactile "click" and organic feel of a perfectly tuned cable system, the R9100 series offers a shorter lever stroke and a lighter front shift action than any predecessor. By optimizing the internal shifting unit, Shimano achieved a 24% reduction in shifting effort for the rear and a significantly lighter pull for the front derailleur. The slim, ergonomic hood shape is meticulously contoured to provide a natural hand position that remains secure during high-speed sprints or long mountain climbs. Built with carbon fiber lever blades and high-precision internals, these shifters provide a level of reliability and "connected" feel that defines the gold standard of 11-speed mechanical road cycling.

Key Features

• Mechanical Perfection: Refined internal shift unit provides a crisp, instantaneous response with minimal lever travel.

• Lightweight Carbon Blades: Ultra-stiff carbon fiber brake levers ensure maximum power transfer and contribute to the lowest weight in its class.

• Slim Ergonomics: A smaller, more refined hood circumference allows for a better finger wrap and superior comfort for all hand sizes.

• SLR-EV Compatibility: Engineered to work perfectly with Shimano's flagship rim brake calipers for industry-leading modulation and stopping power.

• Instant Release: The cable is released the moment the lever is activated, resulting in the fastest possible mechanical gear changes.

Specifications

• Series: Dura-Ace R9100

• Shifter Type: Mechanical Shift / Mechanical Brake (Dual Control)

• Brake Compatibility: Mechanical Rim Brake (SLR-EV / Short Pull)

• Lever Material: Carbon Fiber Reinforced Plastic (CFRP)

• Speed Compatibility: 2×11-Speed

• Cable Type: Polymer-coated Optislick for friction-free performance.

Typical Components Included

• Shimano Dura-Ace ST-R9100-R (Right/Rear Shifter)

• Shimano Dura-Ace ST-R9100-L (Left/Front Shifter)

• Polymer-coated Inner Gear Cables

• OT-SP41 Sealed Gear Housing

• User Manual and Setup Guide