Shimano ST-R9120/BR-R9170 11 Shifter

The DURA-ACE R9100 series of Flat Mount disc brakes bring powerfully integrated brake performance to the highest rungs of road cycling. The R9170 calipers are light weight while offering better control and confidence in race conditions.

• Better control and confidence in race conditions
• Optimally balanced hydraulic brake system for racing
• Light weight
• Improved heat dissipation
• ICE TECHNOLOGIES FREEZA
• Simple set up and maintenance
• Easy tool access
• FLAT MOUNT system
• Easy wheel replacement
• Wide pad clearance and chamfer of brake pads
• Easy and clean bleeding system
• ONE WAY BLEEDING
• More control and confidence in race conditions
• Designed as optimum balance of hydraulic brake system for racing purpose
• Dedicated brake lever shape, stroke, contact point, stiffness and dedicated shift paddles
• Light weight as racing components
• One piece Alloy body design
• Powerfully integrated brake performance
• Integrated low-profile caliper design
• FLAT MOUNT system

Combining SHIMANO's well-praised hydraulic disc brake technology with light action mechanical shifting, the DURA-ACE R9120 levers have a shorter lever stroke, expanded reach adjust, and lighter front shift action.

• Quick and intuitive shifting operation
• Shorter lever stroke
• Redesigned internal shifting unit
• Lighter front shifting operation
• Redesign front system with new front derailleur
• Comfortable grip and operation
• More customizable and precise lever position
• Reach adjustment range (10.9 mm)
• Consistent braking performance in all weather conditions
• Easy brake control Hydraulic Brake