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Load image into Gallery viewer, Shimano 105 ST-R7170-LE Di2 Shift/Brake Lever with BR-R7170 Hydraulic Disc Brake Caliper - Front, 2x, Flat Mount with
Load image into Gallery viewer, Shimano 105 ST-R7170-LE Di2 Shift/Brake Lever with BR-R7170 Hydraulic Disc Brake Caliper - Front, 2x, Flat Mount with
Load image into Gallery viewer, Shimano 105 ST-R7170-LE Di2 Shift/Brake Lever with BR-R7170 Hydraulic Disc Brake Caliper - Front, 2x, Flat Mount with
Load image into Gallery viewer, Shimano 105 ST-R7170-LE Di2 Shift/Brake Lever with BR-R7170 Hydraulic Disc Brake Caliper - Front, 2x, Flat Mount with
Load image into Gallery viewer, Shimano 105 ST-R7170-LE Di2 Shift/Brake Lever with BR-R7170 Hydraulic Disc Brake Caliper - Front, 2x, Flat Mount with
Load image into Gallery viewer, Shimano 105 ST-R7170-LE Di2 Shift/Brake Lever with BR-R7170 Hydraulic Disc Brake Caliper - Front, 2x, Flat Mount with
Load image into Gallery viewer, Shimano 105 ST-R7170-LE Di2 Shift/Brake Lever with BR-R7170 Hydraulic Disc Brake Caliper - Front, 2x, Flat Mount with

SKU: HBSL0227

Shimano 105 R7170 Di2 Electronic Shift & Hydraulic Disc Brake Lever Set - Precision Wireless Shifting, Flat Mount, Adjustable Reach, for Road Bikes with Resin Pads, Compatible with Shimano Road Di2 12-Speed Drivetrain

Regular price $465.00
$516.95 Sale price $465.00 Regular price
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Description
Specifications

Upgrade your road cycling experience with the Shimano 105 ST-R7170-LE Di2 Front Shift/Brake Lever & BR-R7170 Hydraulic Disc Brake Caliper. Designed for discerning riders seeking precision, performance, and sleek aesthetics, this high-performance hydraulic disc brake set seamlessly integrates cutting-edge technology with lightweight materials, making it ideal for competitive and recreational road cycling.

Materials & Construction

Engineered with durable, high-quality aluminum for the levers and calipers, the Shimano 105 ST-R7170-LE components feature a robust yet lightweight build. The resin pads with finned alloy backplates ensure efficient heat dissipation and consistent braking performance under demanding conditions. The flat mount system offers compatibility with modern road bike frames, providing a clean, integrated look.

Performance & Engineering

Experience flawless, wireless electronic shifting with Shimano's Di2 electronic system, ensuring lightning-fast, precise gear changes across a 12-speed drivetrain. The hydraulic disc braking system uses mineral oil for smooth modulation and powerful stopping power, with 10% wider pad clearance to reduce rotor rub and enhance braking consistency. The adjustable reach allows riders to dial in their perfect ergonomic position for comfort and control.

Components & Technology

This set includes the innovative E-TUBE app compatibility, enabling effortless customization of button functions and system updates via Bluetooth connection. The low-profile flat mount caliper design enhances aerodynamics and simplifies installation. The included CR1632 batteries provide long-lasting power, and the maintenance-friendly one-way bleeding process ensures hassle-free upkeep.

Style & Use Case

Designed for serious road cyclists, the Shimano 105 ST-R7170-LE offers a sleek black finish that complements modern bike aesthetics. Whether you're racing or riding for fitness, the intuitive, ergonomic shifters and powerful hydraulic brakes optimize your performance, control, and confidence on the road.

Key Features:

- Di2 electronic shifting for precise, automatic gear changes

- Hydraulic disc brakes with mineral oil for reliable stopping power

- Flat mount caliper for streamlined integration

- Reach adjustment for personalized ergonomics

- Wireless connectivity with E-TUBE app for customization

- Resin brake pads with finned alloy backplate for heat management

- Compatible with Shimano Road Di2 12-speed drivetrain

- Includes 2 CR1632 batteries for sustained operation

Enhance your road bike setup with the Shimano 105 ST-R7170-LE Di2 Shift/Brake Lever and BR-R7170 Hydraulic Disc Brake Caliper-where innovative engineering meets superior control, ensuring every ride is smooth, fast, and precise.

  • Precision electronic shifting with Shimano Di2 technology for lightning-fast gear changes and seamless integration with Shimano Road Di2 systems.
  • Hydraulic disc brake performance featuring mineral oil fluid and increased pad clearance reduces rotor rub and enhances braking control in all conditions.
  • Lightweight, low-profile design utilizing Shimano's Flat Mount system for a clean, aerodynamic cockpit ideal for road racing and endurance riding.
  • Customizable ergonomics with reach adjustment and configurable button functions via the E-TUBE app for a tailored riding experience.
  • Durable resin brake pads with finned alloy backplate deliver consistent stopping power, while the maintenance-friendly one-way bleeding process simplifies upkeep.
Brake Lever ActuationHydraulic
Double or TripleDouble
Rotor IncludedNo
ColorBlack
Brake Caliper MountFlat Mount
Hydraulic Fluid TypeMineral Oil
Brake Lever UseLeft
Pad CompoundResin
Hydraulic Hose Length1000
Includes BrakeDisc
Brake TypeDisc
Adjustable ReachYes
Drivetrain Speeds12
Defined ColorBlack
keyword searchDi2
keyword search105
Front Der/Shifter CompatibilityShimano Road Di2
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365 Cycles puts the customer above everything. Our number one goal is your satisfaction. When you press the shift lever you want the gears to shift, and when you buy bicycle parts, you want the bicycle parts to arrive on time in new condition. With over 60,000 products and 22 warehouse locations throughout the country, we have the parts you need and they are coming in hot!

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Our team is waiting to help you 7 days a week and they are more qualified to help than I am but if you ever feel like you're not getting the service you need I’m personally asking you to email me at ben@365cycles.com with "CUSTOMER LOYALTY" in the title and I will personally handle your order.

Over the years we have served millions of satisfied customers and continue to serve many of them today. With your feedback, we are confident we can take this lifelong journey together and build a friendship that goes beyond parts and accessories.

“If you want to go fast, go alone, if you want to go far, go together.” -Someone Smart

Ben Berman Founder & CEO of 365 Cycles


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