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Shimano DI2 Rear Wire Kit

Item #: RD284Z01
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Shimano Di2 Dura-Ace Rear Derailleur Wiring Kit

Shimano Di2 Electronic shifting rear derailleur wiring kit.  Available in three lengths as well as an internal routing kit.  Kits includes bracket for battery (sold separately).

Lengths:

  • Small 770mm
  • Medium 830mm
  • Large 890mm

Frames with internal cable routing requires the internal kit.
EW-7973 allows for front internal routing and rear external routing.  
Use EW-7973 if any of the following apply.
1 - You have a closed BB construction (bb does not have any openings into chainstay/down tube/seat tube)
2 - If you want to run the cable external on the chain stay/BB area

Note - To complete the Di2 System all items listed below are required.  To maximize the performance and utilize Di2 to its fullest potential it is very highly recommended all other components(brakes/crankset/ect.) be Shimano Dura-Ace 7900 series.

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Free Shipping Offer

Get free Standard Shipping with your $50 purchase today! Just choose Standard Shipping during checkout.

Please note this offer is only available to physical shipping addresses in the 48 continental United States (no PO Boxes), and oversize charges still apply on some heavy/large items.