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ULTEGRA Di2 DUAL CONTROL LEVER 2X12s
ST-R8170-L
ULTEGRA Di2 DUAL CONTROL LEVER 2X12s
ST-R8170-L

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.

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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.

BENEFIT

Clean Cockpit: Wireless connection enhances the aerodynamic effect and easy maintenance

BENEFIT

Unparalleled ergonomics engineering refined with pros' feedback

FEATURE

Raised hood peak improves ergonomics

BENEFIT

Optimized brake control

FEATURE

Lighter, smoother lever action

FEATURE

Enhanced modulation thanks to an expanded braking control area

BENEFIT

Compatible with wired and wireless connection

BENEFIT

Available to additional satellite shifters

BENEFIT

High electronic energy efficiency

FEATURE

1.5 to 2 years of battery life with easy-to-change CR1632 shifter batteries

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