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> Special Order Catalog > Components > Shifter > Electronic Shifter Parts, Shimano > Junction Box > Shimano EW90-A Di2 Cockpit Junction Box 3-Port/ not for Flight Deck

Shimano

EW90-A Di2 Cockpit Junction Box 3-Port/ not for Flight Deck (CY9078)

$157.99
Shimano Di2 Junction Box
  • Use Di2 system checker to update component firmware from http://e-tubeproject.shimano.com/
  • All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions
  • Includes Junction Box Band (CY9082) and Junction Box Hook (Mounting Plate, CY9081)
  • Internal Battery charging port
  • LED battery charge level indicator
  • OEM front wiring kit for Dura-Ace Di2 9070
  • Rear Derailleur adjustment mode
  • 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