Shimano 105 Di2 Disc Brake Set ST-R7170 (R) BR-7170(R)
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The Shimano 105 ST-R7170 + BR-R7170 Hydraulic Disc Brake - Di2 | 2x12-speed - Set RW is a high-performance rear road brake and shift system designed for smooth electronic shifting, powerful hydraulic braking, and dependable control. Built for Shimano 105 Di2 2x12-speed drivetrains, this rear set combines the ST-R7170 dual control lever with the BR-R7170 rear caliper for clean cockpit integration and consistent braking performance. Ideal for endurance riding, training, and modern road bike upgrades, it delivers the reliable functionality and refined road feel expected from Shimano.
FEATURES
Shimano 105 Di2 Performance
Designed for Shimano 105 Di2 2x12-speed road systems, delivering reliable electronic shifting and confident hydraulic braking for modern road cycling.
Hydraulic Disc Brake Control
The hydraulic disc brake system provides smooth, strong, and consistent stopping power with excellent modulation across a variety of riding conditions.
Integrated Dual Control Lever
Includes the ST-R7170 dual control lever for a clean cockpit setup, ergonomic hand positioning, and intuitive braking and shifting operation.
Rear Brake Caliper Included
Supplied with the BR-R7170 rear hydraulic disc brake caliper for dependable rear braking performance and balanced stopping control.
Electronic Di2 Shifting Compatibility
Built for Shimano Di2 systems, offering fast, precise, and efficient electronic shifting performance for road riders.
Ideal for Road Bike Upgrades
A practical choice for modern road bike builds, replacements, or Shimano 105 Di2 upgrades requiring integrated shifting and braking performance.
