SHIMANO ULTEGRA Di2 Hydraulic Disc Brake DUAL CONTROL LEVER 2x12-speed

ST-R8170-R

SHIMANO ULTEGRA Di2 Hydraulic Disc Brake DUAL CONTROL LEVER 2x12-speed

ST-R8170-R

Road riding has never been this much fun. That's because the redesigned ULTEGRA ST-R8170 DUAL CONTROL LEVERS have all-new ergonomics, even more precise brake modulation, and wireless electronic shifting. This trifecta lets you focus on the next sprint, the next descent, or the next joke from your riding partner.

Shimano's new ULTEGRA ST-R8170 brake levers bring enhanced modulation and control to every ride by employing Shimano's proven SERVO WAVE technology. 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.

FEATURES

  • Clean Cockpit: Wireless connection enhances the aerodynamic effect and easy maintenance
  • Unparalleled ergonomics engineering refined with pros' feedback
  • Raised hood peak improves ergonomics
  • Optimized brake control
  • Lighter, smoother lever action
  • Enhanced modulation thanks to an expanded braking control area
  • Compatible with wired and wireless connection
  • Available to additional satellite shifters
  • High electronic energy efficiency
  • 1.5 to 2 years of battery life with easy-to-change CR1632 shifter batteries

PRODUCT SPECIFICATIONS

MODEL NO ST-R8170-R
SERIES ULTEGRA R8100 Series
Color Series color
Average weight 391 (/pair)
Shifter type DUAL CONTROL LEVER
Remote switch
Brake lever|Brake hose (Kit) SM-BH90-JK-SSR
Brake lever|Hose joint Straight
Brake lever specifications|Brake hose color (kit)|1 Black
Brake lever|Recommended brake caliper BR-R8170
Brake lever|Brake fluid|SHIMANO Mineral Oil SHIMANO Mineral
Brake lever|Reach adjust
Brake lever|Clamp band (mm) 23.8-24.2
Brake lever|Funnel bleeding
Brake lever|Free stroke adjust
Brake lever|SERVO WAVE
Di2 connectivity wired|Di2 shifting
Di2 connectivity wireless|Di2 shifting
Firmware update by E-TUBE PROJECT
SD50 port (pcs) 0
SD300 port (pcs) 1
SD50 connector (pcs) 0
SD300 connector (pcs) 0
Port for remote sprinter shifter (pcs) 0
Port for SD300 satellite shifter (pcs) 1
Battery CR1632

REPLACEMENT PARTS