Shimano Dura-Ace Di2 12-speed Hydro STI Lever

All-new lever ergonomics on the DURA-ACE ST-R9270 dual control levers bring new levels comfort and control to road cycling. With our fastest wireless shifting available and even more precise brake modulation, DURA-ACE redefines performance.

Now featuring SERVO WAVE ACTION brake technology, the new DURA-ACE ST-R9270 brake lever delivers modulation and control like never before. Wireless shifting keeps your bike looking clean while offering our fastest, most precise gear changes available. All of this resides in a DUAL CONTROL LEVER to employs the most advanced materials to offer light weight and refined ergonomics that provide comfort and control for the most demanding conditions.

Clean Cockpit: Wireless connection enhances the aesthetic of your bike while keeping shifting lightning fast. 1.5 to 2 years of battery life with easy-to-change CR1632 shifter batteries.

Unparalleled ergonomics engineering refined with pros' feedback. Raised hood peak improves ergonomics, while a longer hood body increases hand support. Compatible with satellite shifters.

SERVO WAVE technology optimizes brake control. Lighter, smoother lever action. Enhanced modulation thanks to an expanded braking control area.

Carbon fiber brake lever and titanium hardware.

Compatible with wired connection (for e-bike application). Make DURA-ACE yours with custom button function and adjustable ergonomics. Easily change button function with the E-TUBE app.

Find your optimum lever position with simple reach adjust.