ST-R9170 & BR-R9170
ST-R9170
Di2 Hydraulic Disc Brake Dual Control Lever (2x11-speed)
- Ideal ergonomic cover shape with better contact feel
- More control and confidence in race conditions
- Optimally balanced hydraulic brake system for racing
- Dedicated brake lever shape, stroke, contact point, stiffness and dedicated shift paddles
- Carbon composite plastic hood material for lightweight construction
- More defined click feeling and ergonomic shift lever position
- More intuitive, quicker shifting operation
- Increased E-TUBE project customization
- Each switch has the option for multi-shift
- Customizable function to fit any riding style
- Weight: 360g (ST9170) Pair
BR-R9170
Hydraulic Disc Brake Caliper
- Integrated low-profile caliper design utilizes Flat Mount system
- Powerfully integrated brake performance
- Better control and confidence in race conditions
- Optimally balanced hydraulic brake system for racing
- Lightweight design
- Improved heat dissipation
- Simple set up and maintenance
- Easy tool access, wheel replacement and bleeding process
- Wide pad clearance
- One way bleeding
- Recommended rotor: SM-RT900
- Weight: 256g (BR-R9170, Pair)
1xSTI lever
1xCaliper
WITHOUT rotor (SM-RT900)
WITHOUT adaptors
Incl. brake pad (L02A Resin with cooling fins)
ST-R9170
Di2 Hydraulic Disc Brake Dual Control Lever (2x11-speed)
- Ideal ergonomic cover shape with better contact feel
- More control and confidence in race conditions
- Optimally balanced hydraulic brake system for racing
- Dedicated brake lever shape, stroke, contact point, stiffness and dedicated shift paddles
- Carbon composite plastic hood material for lightweight construction
- More defined click feeling and ergonomic shift lever position
- More intuitive, quicker shifting operation
- Increased E-TUBE project customization
- Each switch has the option for multi-shift
- Customizable function to fit any riding style
- Weight: 360g (ST9170) Pair
BR-R9170
Hydraulic Disc Brake Caliper
- Integrated low-profile caliper design utilizes Flat Mount system
- Powerfully integrated brake performance
- Better control and confidence in race conditions
- Optimally balanced hydraulic brake system for racing
- Lightweight design
- Improved heat dissipation
- Simple set up and maintenance
- Easy tool access, wheel replacement and bleeding process
- Wide pad clearance
- One way bleeding
- Recommended rotor: SM-RT900
- Weight: 256g (BR-R9170, Pair)
1xSTI lever
1xCaliper
WITHOUT rotor (SM-RT900)
WITHOUT adaptors
Incl. brake pad (L02A Resin with cooling fins)
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$5,199.00( / )Unavailable
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Giant 2026 Regin Advanced E+ 2
$10,999.00( / )Unavailable -
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$6,599.00( / )Unavailable -
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$5,499.00( / )Unavailable -
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Giant Cross City Disc 2 - 2025
$899.00$1,099.00( / )Unavailable -
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$1,799.00( / )Unavailable






















