Shimano 105 ST-R7170-RE Di2 Shift/Brake Lever with BR-R7170 Hydraulic Disc Brake Caliper – Rear, 12-Speed, Flat Mount,

Description

Upgrade your road cycling performance with the Shimano 105 ST-R7170-RE Di2 Shift/Brake Lever with BR-R7170 Hydraulic Disc Brake Caliper – Rear. Designed for serious cyclists seeking precise control, lightweight durability, and sleek aesthetics, this 12-speed electronic shifting and hydraulic braking system is engineered to enhance your riding experience on every terrain.

Materials & Performance Engineering

Constructed with high-quality lightweight aluminum and durable resin pads, the Shimano 105 R7170 components deliver optimal strength and responsiveness. The hydraulic disc brake caliper utilizes mineral oil for smooth, powerful braking, ensuring consistent performance in various conditions. The low-profile Flat Mount system not only reduces weight but also enhances aerodynamic efficiency, making it ideal for road bikes focused on speed and agility.

Components & Technology

Featuring Shimano’s advanced Di2 electronic shifting technology, the ST-R7170-RE lever provides automatic, precise gear changes at the push of a button-perfect for competitive racing and intense training sessions. The lever includes reach adjustment and customizable button functions, allowing you to tailor ergonomics and shift controls using the intuitive E-TUBE app. The caliper’s larger pad clearance minimizes rotor rub, improving braking reliability and reducing maintenance.

Style & Use Case

Designed in a sleek black finish, the Shimano 105 R7170 system seamlessly integrates into modern road bike cockpits for a clean, aerodynamic look. Whether you’re conquering long-distance rides, race day, or fast-paced group rides, this system offers the reliability and performance you need to push your limits.

Innovative & Differentiating Features

– Wireless electronic shifting connectivity for a clutter-free cockpit

– 10% wider pad clearance prevents rotor rub and enhances braking efficiency

– Maintenance-friendly one-way bleeding for effortless service

– Includes two CR1632 batteries for long-lasting, reliable operation

– Compatible with Shimano Road Di2 rear and front derailleurs for seamless gear coordination

Specifications:

– Hydraulic Disc Brake Lever (Right) with Flat Mount system

– 12-Speed Shimano Di2 Compatibility

– Hydraulic brake with mineral oil for consistent force

– Includes disc brake caliper (rotor not included)

– Adjustable reach for personalized comfort

– Hydraulic hose length: 1700mm

– Resin brake pads with finned alloy backplate for heat dissipation

Elevate your cycling performance with the Shimano 105 R7170 Di2 system-where innovative engineering meets superior style, delivering rapid, reliable shifts and powerful braking in a sleek, road-ready package. Perfect for road cyclists seeking precision, efficiency, and a modern aerodynamic design.

• High-precision Di2 electronic shifting with the Shimano 105 R7170 series offers seamless 12-speed gear changes for competitive and recreational road cycling.
• Designed with a sleek, low-profile Flat Mount hydraulic disc brake caliper, these components provide excellent stopping power and a streamlined aesthetic ideal for modern road bikes.
• Constructed from durable materials, including resin pads with finned alloy backplates, the system enhances heat dissipation and longevity while reducing brake squeal and rotor rub.
• Features customizable ergonomics with reach adjustment and programmable button functions via the E-TUBE app, enabling riders to tailor their cockpit for optimal comfort and performance.
• Incorporating advanced components and technology, the Shimano 105 R7170 setup offers easy maintenance with one-way bleeding, cable-less wireless connectivity, and compatibility with Shimano Di2 electronic drivetrain systems for reliable, lightning-fast shifting.