Shimano Dura-Ace R9170 11 Speed Double STI Shifter Set
With smaller, sleeker hoods, the 2x11-speed compatible Di2 ST-R9170 STI for hydraulic disc brake units deliver improved ergonomics for better rider comfort and control, with reduced lever stroke and lighter action.
Most advanced component group of all time: The Shimano Dura Ace Di2 2x11-speed STI Dual Contral ST-R9170 Set for Hydraulic Disc Brakes
With the introduction of DURA-ACE R9100, Shimano has reestablished the new benchmark for road performance by improving each component and incorporating its newest technologies. DURA-ACE R9100 delivers unparalleled performance, highly-refined ergonomics and immense customization to maximize every rider’s potential.
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 premium DURA-ACE hydraulic disc brake performance. 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. 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.
More control and confidence in race conditionsOptimally balanced hydraulic brake system for racingDedicated brake lever shape, stroke, contact point, stiffness and dedicated shift paddlesLight weightCarbon composite plastic material of hoodMore intuitive, quicker shifting operationMore defined click feeling and ergonomic shift lever positionCustomizable function to fit any riding styleEach switch has the option for multi-shift ON or OFFE-TUBE projectOptimum power transmitted with grip firmlyIdeal ergonomic cover shape with better thickness & tendernessOpenable hood coverSimple set up and maintenanceEasy replace hood coverOpenable hood coverCustomizable the function to fit in rider's riding style
Use: Road/CyclocrossGroup: Dura Ace Di2Model: ST-R9170 SetType: Dual-Control (STI)Handlebar mounting: left / rightGear front: 2-speedGear rear: 11-speedOptical gear display: NoLever reach adjust: YesHandlebar diameter: 23.8mm/24.2mmBrake-type: Hydraulic Disc BrakeRecommended brake caliper: BR-R9170Compatible: EW-SD50Master unit: NoFirmware update by E-tube Project: YesE-tube port (pcs): each 2E-tube connector (pcs): 0Port for remote sprinter shifter (pcs): 0