Shimano Dura-Ace ST-R9270 Hydraulic Di2 STI for Drop Bar without E-Tube Wires Left Hand
Elite-Level Di2 Wireless Shifting and Hydraulic Braking for Unmatched Road Performance
The Shimano Dura-Ace ST-R9270 Di2 Left Hand STI Lever delivers cutting-edge wireless electronic shifting and advanced hydraulic braking, purpose-built for serious road cyclists and racers. Featuring Servo Wave technology, lightweight carbon construction, and Di2 integration, this drop-bar lever ensures superior braking control, comfort, and seamless gear transitions, no cables required.
Wireless Di2 Technology – Smooth, Instant Shifting
Enjoy effortless shifting with wireless Di2 integration, offering fast, accurate gear changes with a single light press, just like clicking a mouse. No cables, no lag, no compromise. With ergonomically positioned tactile buttons, shifting stays intuitive and comfortable even in cold conditions or while wearing gloves.
Lightweight, Race-Optimised Design
Crafted for peak performance, the ST-R9270 lever features:
- Carbon fibre lever blades
- Carbon composite bracket body
- Titanium clamp band and hardware
This ultra-light setup delivers high strength, durability, and weight savings critical for competitive road cycling.
Superior Braking with Servo Wave Hydraulic Power
Engineered with Servo Wave action, the hydraulic disc brake lever amplifies braking force with minimal input, especially useful when braking from the hoods. A built-in hydraulic reservoir tank automatically adjusts pad-to-rotor clearance, maintaining consistent performance even as brake pads wear.
Fully Adjustable Fit and Feel
Customise your cockpit with:
- Reach adjusters for hand-size compatibility
- Free stroke adjustment for personalised pad engagement
Efficient Power and Clean Integration
- Runs on a CR1632 coin cell battery, with up to 2 years of life
- Compatible with Shimano’s SD300 E-Tube ports for full Di2 system connectivity
- Designed to pair with Shimano’s 12-speed wireless Di2 components
Ideal for performance road bikes, the Shimano Dura-Ace ST-R9270 Left Di2 Hydraulic STI offers top-tier wireless shifting, ultra-smooth hydraulic braking, and ergonomic customization, all in a lightweight, pro-level package.