The Shimano Deore XT Di2 RD-M8050 is an electronic rear derailleur from the Deore XT M8000 series, offering precise, consistent shifting at the push of a button. As part of Shimano's Di2 electronic groupset, it delivers smoother, more reliable gear changes than a mechanical derailleur, with reduced cable maintenance over time. Medium cage, 11-speed. Contact us to confirm compatibility with your drivetrain before ordering.