Shimano Front Disc Brake Ultegra Di2 BR-R8170 and Right Dual Control Lever 2x12-speed

The all-new Shimano Ultegra R8170 12 Speed Drivetrain is Shimano's sleekest and fastest road drivetrain to date. The Ultegra R8170 Right Lever is no exception to this, offering improved ergonomics for increased comfort and control, while the lever provides more precise brake modulation. Shimano's Ultegra has been at the forefront of technology and innovation, whether it's on the continental stage or a cheeky weekend Gran Fondo, you'll be able to feel the difference Ultegra offers you.

Following on with Shimano's philosophy of constant evolution, the Shimano Ultegra R8170 Hydraulic Disc Callipers are the quietest and most modular to date. With a mono-body construction, you're offered a sleek calliper with increased pad clearance to ensure a smooth and quiet ride, without affecting performance. In fact, Shimano has managed to increase the braking power, feedback and modulation on this latest iteration!  

If you're serious about riding, then upgrading to the all-new Shimano Ultegra Di2 drivetrain is a necessity. With improvements in weight and aerodynamics, it could be the difference between leading the bunch and being dropped! Whether you're claiming a podium place or bragging rights in a sprint off, you need to have the best between your legs!

SPECIFICATIONS

LEVER

• Model: R8170-R
• Series: R8100
• Type: Dual Control, Shift and Brake
• Battery: CR1632
• Brake Fluid: Shimano Mineral Oil
• Weight: 391g (for the pair, i.e. Right and Left)

CALIPER

• Model: BR8170
• Series: R8100
• Type: Hydraulic
• Mount: Flat
• Piston: 2
• Oil: Shimano Mineral Oil
• Bleeding: One-Way
• Weight: 146g (front)
• Recommended Rotor: MT800
• Compatible Pads:
  • K03S Resin
  • L03A Resin
  • 04C Metal