The epitome of grit and glamour, the XPLR rear derailleur sparkles no matter the conditions. A dedicated 1x-specific unit designed for use with a 10-44T or 10-36T cassette, it makes for an uncluttered drivetrain that takes on pavement and singletrack with equal aplomb. Wireless and proven eTap shift logic, AXS connectivity and advanced chain management mean this derailleur does exactly what you want when you need it.Key Features:AXS, eTap, Orbit, X-SYNC, X-RangeOrbit chain management keeps the drivetrain quiet and secureeTap shift logic for intuitive shiftingAXS enabled for easy setup, personalization, and reliability1x specific for use with 10-44T XPLR and 10-36T cassettesLarge X-SYNC pulleys for increased durability and efficiency