Shimano Ultegra R8170 Di2 Hydraulic Disc Brake Kit Left Flat Mount

Shimano Ultegra R8170 Di2 Hydraulic Disc Brake Kit Left Flat Mount

$450.00 $537.00
SKU: IR8170DLF6SC100E
Quantity:
Only 1 unit left
Pickup available at Stage 21 Bikes Usually ready in 1 hour

Shimano Ultegra R8170 Di2 Hydraulic Disc Brake Kit Left Flat Mount

Stage 21 Bikes

Pickup available, usually ready in 1 hour

23582 Moulton Parkway
#111
Laguna Woods CA 92637
United States

+19497163363

The Shimano Ultegra R8170 Di2 Hydraulic Disc Brake Kit combines wireless Di2 shifting with powerful, highly controlled hydraulic braking. Featuring the ST-R8170 brake/shift lever and BR-R8170 2-piston disc brake caliper, this system delivers refined ergonomics, quiet braking, and enhanced modulation for modern road bikes.

Key Features

  • Wireless Di2 shifting for a clean cockpit and simplified setup

  • SERVO-WAVE technology for enhanced modulation and braking control

  • 2-piston hydraulic disc brake caliper with improved initial bite

  • Wider pad clearance for reduced brake noise

  • Maintenance-friendly bleeding process

  • Refined ergonomics with raised hood peaks

  • Light, smooth lever action for precise control

Specifications

  • Brake Lever Use: Left

  • Brake Lever Actuation: Hydraulic

  • Brake Caliper Mount: Flat Mount

  • Hydraulic Hose Length: 1000 mm

  • Hydraulic Fluid: Shimano Mineral Oil

  • Pad Compound: Organic

  • Drivetrain Speeds: 12-speed

  • Double / Triple: Double

  • Adjustable Reach: Yes

  • Color: Black

  • Defined Color: Black

  • Rotor Included: No

Compatibility

  • Shimano Road Di2 front and rear derailleurs

  • Shimano 12-speed road Di2 drivetrains

  • Flat-mount road frames and forks

  • Shimano hydraulic disc brake systems using mineral oil

In the Box

  • Shimano ST-R8170 Di2 hydraulic brake/shift lever (Left)

  • Shimano BR-R8170 hydraulic disc brake caliper

  • Pre-installed hydraulic hose (1000 mm)

FREE Shipping

Free shipping within USA on all orders over $99.

International Orders

For non-oversized packages (almost everything except entire bikes) we ship internationally via the US Postal Service (Priority and Express Mail).

For larger packages we ship via UPS. Time in transit will vary, but most orders will arrive within 5-7 business days after dispatch.

We are unable to provide any currency conversion information, as your bank or credit card will have its own methodology for the exchange rate. You can use websites such as XE.com to get a good calculation as to current exchange rates.

FREE Shipping

Free shipping within USA on all orders over $99.

International Orders

For non-oversized packages (almost everything except entire bikes) we ship internationally via the US Postal Service (Priority and Express Mail).

For larger packages we ship via UPS. Time in transit will vary, but most orders will arrive within 5-7 business days after dispatch.

We are unable to provide any currency conversion information, as your bank or credit card will have its own methodology for the exchange rate. You can use websites such as XE.com to get a good calculation as to current exchange rates.

Got Questions?

We can help. Reach us directly at Stage 21.

Toll Free: 855-949-7433
Local: 949-716-3363

info@stage21bikes.com

STORE HOURS

Mon through Fri 10AM - 5PM
Saturday 12PM - 4PM

Got Questions?

We can help. Reach us directly at Stage 21.

Toll Free: 855-949-7433
Local: 949-716-3363

info@stage21bikes.com

STORE HOURS

Mon through Fri 10AM - 5PM
Saturday 12PM - 4PM

Your Payment is Secure

We use a PCI level 1 compliant system for credit card processing which means that it adheres to the highest standards in the world on server compliance, payment processing, and information privacy.

Your Payment is Secure

We use a PCI level 1 compliant system for credit card processing which means that it adheres to the highest standards in the world on server compliance, payment processing, and information privacy.