Shimano Dura Ace 11-Speed Cassette CS-R9100 12-25

Description

New Shimano technologies further integrate the DURA-ACE as a system, including a new power meter, while riders further integrate with their bike through new E-Tube wireless connectivity. Available with either Di2 electronic or mechanical shifting, for the first time, riders now have the option of premium DURA-ACE hydraulic disc brake performance. HG-EV cassette sprocket is obtained 11-speed gear without compromising the 10-speed durability and improved HYPERGLIDE shifting. Lock Ring Technologies HG-EV HG-EV cassette sprocket is for rider-tuned gear combination & cadence management. Engineered for the next generation of race bike, DURA-ACE R9100 offers top-tier performance across numerous configurations. Available with either Di2 electronic or mechanical shifting, for the first time, riders now have the option of DURA-ACE hydraulic disc brake performance. Shimano's Rider Tuned philosophy and customization of the bicycle's function also expands with a wider range drivetrain that now includes intuitive Shimano Synchro Shift control. We provide optimal 11-speed drive train gear ratio; you can choice wider and closer gear combination available to match various riding disciplines. Most advanced component group of all time: The Shimano Dura Ace 11-speed Cassette CS-R9100 With the introduction of DURA-ACE R9100, Shimano has reestablished the new benchmark for road performance by improving each component and incorporating its newest.

Key Features

• Available with either Di2 electronic or mechanical shifting, for the first time, riders now have the option of DURA-ACE hydraulic disc brake performance.
• We provide optimal 11-speed drive train gear ratio; you can choice wider and closer gear combination available to match various riding disciplines.
• Shimano's Rider Tuned philosophy and customization of the bicycle's function also expands with a wider range drivetrain that now includes intuitive Shimano Synchro Shift control.
• New Shimano technologies further integrate the DURA-ACE as a system, including a new power meter, while riders further integrate with their bike through new E-Tube wireless connectivity.
• Engineered for the next generation of race bike, DURA-ACE R9100 offers top-tier performance across numerous configurations.
• DURA-ACE R9100 delivers unparalleled performance, highly-refined ergonomics and immense customization to maximize every rider's potential.