RD-R7150

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  • Aug 30, 2024

    Ver. 4.2.3

    ■ Changes
    Security performance for wireless communications between the shifter and rear derailleur has been improved.
    Click here to view FAQs for more information. https://bike.shimano.com/faq/DI20A#D-7030
    *The firmware for both the shifter and rear derailleur must be updated for proper operation of the Di2 system.
    ■ Others
    General bug fixes.

  • May 24, 2024

    Ver. 4.2.1

    - The FRONT SHIFT NEXT function is now supported.
    -The issue where the rear derailleur cannot be adjusted on E-bikes with a third-party drive unit has been fixed.
    - The issue where the rear derailleur cannot be adjusted using E-TUBE PROJECT Cyclist has been fixed.
    *If you are experiencing this issue, SM-PCE02 and E-TUBE PROJECT Professional are required to perform an update. Please contact your place of purchase.

  • Mar 30, 2023

    Ver. 4.1.0

    - EW-EX310 is now supported.
    - Fixed identified issues.

  • Jun 30, 2022

    Ver. 4.0.2

    Firmware released.