Ultegra Di2 ST-R8170 / BR-R8170

HLC.Web.Services.CmsService.Models.Pages.CmsPageProductDetails
The ULTEGRA ST-R8170 2x12 speed dual control levers with Di2 wireless connectivity offer a clean aesthetic and simple setup, while their redesigned ergonomics provide increased comfort and control.

• Dual control lever 2x12 speeds with an extended reach of 4.6 mm for optimal safety and control.
  
• Redesigned hood for improved ergonomics and aerodynamics, with easier access to buttons.
  
• SERVO WAVE technology improves braking performance through a faster initial contact point, followed by a wider control area.
  
• Easy-to-install pre-purged J kit.
  
• SM-BH90 front hose of 1000 mm or SM-BH90 rear hose of 1700 mm included.
  ULTEGRA BR-R8170 hydraulic calipers are the most compact to date. Their one-piece design ensures lightness and rigidity, proving that performance can be achieved in a small format.
  
• One-piece structure for maximum rigidity and reduced weight
  
• Simplified one-way drain for easy maintenance
  
• Pad clearance increased by 10% to reduce the risk of disc rubbing

Features