Left lever SHIMANO DURA-ACE R9170 Di2

Shimano Dura Ace 9170 Left Shifter for Di2 electric transmission and disc braking

Shimano Dura-Ace ST-R9170 Di2 11-speed left lever/ shifter for electric drivetrain and disc brake.

With a compact overall shape, DURA-ACE shifters combine both SHIMANO's hydraulic disc brake technology and class-leading DI2 electronic shifting in a package ready to tackle the toughest racing situations . The updated feel and button layout ensures precise shifting, while improved ergonomics ensure comfort and let you concentrate on the effort.

The Dura-Ace Di2 9170 Disc Left Controller in detail:

• More control and peace of mind in competition conditions
• Optimal balancing of the hydraulic braking system for competition
• Specific shape, stroke, contact point and stiffness of brake levers, dedicated shift paddles
• Light
• Casserole cover in carbon/plastic composite material
• More intuitive and faster gear changes
• More precise engagement and ergonomic shift lever position
• Customizable function for all practices
• Ability to enable or disable multiple gear shifting
• E-TUBE PROJECT
• Optimal power transmission and good grip
• Perfectly ergonomic shape of the palm rest, which is also thicker and softer

Opt for a SHIMANO DURA-ACE R9170 Di2 left lever with caliper and hose if you need a complete brake kit!