Shimano Ultegra R8170 Di2 2x12s Shifter Set

Shimano Ultegra R8170 Di2 2x12s Shifter Set

Regular price $1,150.00
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Shimano Ultegra R8170 Di2 2x12 Speed Shifter Set

Road riding has never been this much fun. That's because the redesigned Ultegra ST-R8170 Dual Control Levers and BR-R8170 Caliper have unparalleled all-new ergonomics engineering refined with pros' feedback by raising the hood peak, even more precise brake modulation, quieter brake system, easier than ever bleed process, and wireless electronic shifting. This trifecta lets you focus on the next sprint, the next descent, or the next joke from your riding partner.

Sleek wireless cockpit brings simplicity and clean aesthetics. Wireless connection enhances the aerodynamic effect and easy maintenanceShimano's new Ultegra ST-R8170 brake levers bring enhanced modulation and control to every ride by employing Shimano's proven Servo Wave technology. Ultegra BR-R8170 disc brake caliper provides a quicker initial braking point. Despite its smaller construction, the system is quieter than ever and easier to maintain. 

The all-new Di2 platform, used on both Dura-Ace and Ultegra, untethers the shifters while delivering our fastest, most reliable wireless shifting. Your time on the bike is precious, let Shimano make it even better. Ultegra ST-R8170 is compatible with wired & wireless connect and easy to change of CR1632 shifter batteries that provide high electronic energy efficiency of 1.5 to 2 years of battery life.

Shifter Model: ST-R8170-R & ST-R8170-L

  • Series: Ultegra R8100
  • Front speed: 2
  • Rear speed: 12
  • Average weight: 391g (pair)
  • Firmware update by E-Tube project: ✔
  • Remote switch: ✔
  • Port for remote sprinter shifter (pcs): 0
  • Brake lever (clamp band): 23.8-24.2mm
  • Brake lever (reach adjust): ✔
  • Brake lever (fluid): Shimano mineral oil
  • Brake lever (free stroke adjust): ✔
  • Brake lever (servo wave): ✔
  • Brake hose (Kit): SM-BH90-JK-SSR
  • Brake lever (funnel bleeding): ✔
  • Brake lever (hose joint): Straight
  • Battery: CR1632
  • Compatible with wired & wireless Di2 shifting: ✔
  • SD300 port (pcs): 1
  • Port for SD300 satellite shifter (pcs): 1

Brake Caliper Model: BR-R8170

  • Series: Ultegra R8100
  • Average weight: 123g
  • Ice technologies pad compatible caliper: ✔
  • Brake hose color (kit): Black
  • Caliper fixing bolt (anti loosen method): Screw fixing pin, snap ring
  • Caliper fixing bolt (tool size): 4mm
  • Fixing screw spec for rear mount (10 mm mount): ✔
  • Fixing screw spec for rear mount (15 mm mount): ✔
  • Fixing screw spec for rear mount (20 mm mount): ✔
  • Fixing screw spec for rear mount (25 mm mount): ✔
  • Fixing screw spec for rear mount (30 mm mount): ✔
  • Fixing screw spec for rear mount (35 mm mount): ✔
  • Hose joint: Straight
  • Mount type: Flat
  • One way bleeding: ✔
  • Pad mount: Pad axle
  • Piston: 2
  • J-Kit spec (for OEM): ✔
  • Brake Fluid: Shimano mineral oil