Shimano ULTEGRA Di2 ST-R8170 12-speed STI Dual Control right
The redesigned Shimano Ultegra Di2 ST-R8170 levers feature new ergonomics and even more precise brake modulation thanks to SHIMANO´s proven SERVO WAVE technology. Wireless electronic shifting provides even more control.
THE SCIENCE OF SPEED: Shimano Ultegra Di2 12-speed STI Dual Control ST-R8170-R
Great speed means great responsibility. That´s why, faced with the task of making the new ULTEGRA groupset even faster, Shimano decided to take a holistic and 100% performance-focused approach. Shimano´s new 12-speed road groupset delivers unparalleled control and comfort anytime, anywhere - whether you´re competing in an amateur race, chasing your personal best, or out for a social ride. That is "Science of Speed". And it´s what sets SHIMANO apart from the rest.
Features - Shimano ULTEGRA Di2 ST-R8170-R 12-speed STI Dual Control right for hydraulic Disc Brake
FASTEST AND MOST RELIABLE SWITCHING OPERATIONS EVER
Improved aerodynamics - Revised DUAL CONTROL shift/brake levers with raised and rounded brake grips
The drive can be adjusted to the rider´s preferences via the E-TUBE app
Among other things, the shift speed can be set, a fully or semi-synchronous shift mode can be ѕelected and the programme buttons on the shift lever can be assigned certain functions
Wireless where it matters
SHIMANO´s in-house developed, extremely secure Di2 wireless chip scores with low interference probability, unrivalled processing speed and lower energy consumption
Fastest gear changes front and rear
The wireless STIs convince with high energy efficiency and a battery life of up to 1.7 years (CR1632)
Use: Road
Group: Ultegra Di2 R8150
Model: ST-R8170-R
Type: Dual-Control (STI)
Handlebar mounting: right
Gear rear: 12-speed
Optical gear display: No
Lever reach adjust: Yes
Handlebar diameter: 23.8mm/24.2mm
Brake-type: Hydraulic Disc Brake
Recommended brake caliper: BR-R8170
Compatible electric wire: EW-SD300
E-tube Project: Yes
E-tube port (pcs): 2
E-tube connector (pcs): 0
Di2 Wireless-Chip: Yes
