Leveraging the legendary history of SRAM shifting, the GX 1x11 rear derailleur provides incredible shifting speed and precision. X-ACTUATION™ technology eliminates slop and shifting variation. ROLLER BEARING CLUTCH™ technology delivers maximum drivetrain stability—even through the most punishing terrain. And with CAGE LOCK™ technology, wheel removal and installation are easier than ever.
X-HORIZON™ design reduces shift force, ghost shifting and chain slap
12-tooth X-SYNC™ pulley wheels
Large upper pulley offset automatically adjusts chain gap
Sealed cartridge bearings
Specifications for GX 1x11 X-HORIZON™ Rear Derailleur