Shimano Ultegra Di2 TT SH SW-R671 2-speed Team 03002319

The Shimano SW-R671-L is specially designed for TT and triathlon bikes, where maintaining an aerodynamic position and fast electronic shifting is crucial. It is ideal for racers and active training athletes using Di2 systems to achieve maximum efficiency and minimal time loss during shifting.

• With front derailleurs:
  Compatible with Shimano Dura-Ace Di2 9070 and Ultegra Di2 6770/6870 (10/11-speed E-Tube).
  Not compatible with the Dura-Ace 7970 series.
  
• Drive systems:
  Suitable for 10- and 11-speed Di2 configurations (E-Tube platform).
  
• Mounting components:
  Compatible with E-Tube junctions (EW-90-A/B) and other Di2 central modules.
  
  Tip: If you are unsure whether the shifter is compatible with your bike, visit our store for assistance with diagnostics and installation:
  👉 https://dragzone.bg/pages/shop

• Installation:
  – Mount the controls on the handlebar using the clamps, positioning them comfortably according to the brake reach.
  – Connect the SD50 electronic cables and route the brake cables according to the Shimano manual.
  – Check the lever reach adjustment for optimal comfort.
  
• Use and maintenance:
  – Keep the brake cables clean and check for wear.
  – For the electronic part, periodically check the firmware via E‑Tube Project.
  – Clean the rubber hoods only with a mild soapy solution.

• Are brake cables included in the set?
  Yes, two brake cables are included with lengths of 670×800 mm and 1250×1400 mm.
  
• Does this model work with mechanical derailleurs?
  No, the ST‑6770 is fully electronic and works only with Di2 front and rear derailleurs.
  
• Does it support wireless shifting?
  No, this model uses a wired Di2 system (SD50).