Shimano Dura Ace 9070 Di2 Junction-A - SM-EW90-A

MSRP : USD 109.00

Price : USD 109.00


Shimano Dura Ace 9070 Di2 junction box. This is a non Flight-Deck version. Stem mount design for 2013 with 3 connectors to allow custom E-tube wiring length to minimize unnecessary wire length. Flight-Deck version is SM-EW90F.

  • SM-EW90-A 3-Port Cockpit Junction Box connects 1 pair of Di2 shifters to the frame junction box via 3 SD50 E-tube wires
  • OEM front wiring kit for Dura-Ace Di2 9070
  • LED battery charge level indicator
  • Rear Derailleur adjustment mode
  • Internal Battery charging port
  • All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions
  • Use Di2 system checker to update component firmware from

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