Control the road with the Shimano Ultegra ST-R8170 Di2 Shifter W/ BR-R8170 Caliper set, designed for the new 2×12 speed Shimano drivetrain.

• Wireless connection enhances the aerodynamic effect and easy maintenance
• Wireless shifting customization via Shimano E-Tube Project App
• High electronic energy efficiency, 1.5 to 2 years of battery life
• Unparalleled ergonomics engineering refined with pros’ feedback
• Raised hood peak improves ergonomics
• Optimized brake control
• Lighter, smoother lever action
• Enhanced modulation
• Compatible with wirelessly or wired connection
• 10 percent wider pad clearance decreases brake noise
• Maintenance-friendly bleeding process

SPECS:

• UPC: 192790900360
• Manufacturer #: IR8170DRRDSC170D
• Front/Rear/Pair: Front
• Model: ST-R8170
• Mount: Bar Clamp
• Pad Material: L03A-Resin w/Fin
• Series: Ultegra
• Speeds: 12