Shimano Ultegra ST-R8170-L Di2 Left Hydraulic Shift/Brake Lever

Shimano Ultegra ST-R8170-L Di2 Left Shift/Brake Lever

The Shimano Ultegra ST-R8170-L combines Di2 electronic shifting with hydraulic disc brake control in a left-hand road lever. Designed for Shimano's 2x12-speed Di2 platform, it offers wired or wireless shifting connections and an ergonomic hood shape.

Features

• Left-hand dual control lever for a double-chainring drivetrain.
• SERVO WAVE braking action provides progressive brake control.
• Raised hood peak and refined lever ergonomics.
• Adjustable reach to suit your hand position.
• Supports compatible satellite shifters.
• Replaceable CR1632 shifter battery.

Specifications

Single left-hand lever. Confirm compatibility with your existing Di2 drivetrain and hydraulic brake components before installation.