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Description

• ・Clean Cockpit: Wireless connection enhances the aerodynamic effect and easy maintenance
• ・Unparalleled ergonomics engineering refined with pros' feedback
•  »Raised hood peak improves ergonomics
• ・Optimized brake control
•  »Lighter, smoother lever action
•  »Enhanced modulation thanks to an expanded braking control area
• ・Compatible with wired and wireless connection
• ・Available to additional satellite shifters
• ・High electronic energy efficiency
•  »1.5 to 2 years of battery life with easy-to-change CR1632 shifter batteries
• Including caliber and cable

Product Description

Shimano's new ULTEGRA ST-R8170 brake levers bring enhanced modulation and control to every ride by employing Shimano's proven SERVO WAVE technology. The all-new Di2 platform, used on both DURA-ACE and ULTEGRA, untethers the shifters while delivering our fastest, most reliable wireless shifting. Your time on the bike is precious, let Shimano make it even better.