GX derailleurs share the key features of higher-priced models and are available for 1x11 and 2x11 drive trains.

• For 1x11 speed drivetrains
• Type 2.1 roller bearing clutch in the pulley cage pivot for better chain control
• X-HORIZON design reduces shift force, ghost shifting and cage slap
• Cage Lock mechanism for easy wheel changes
• Sealed cartridge bearings
• Aluminum cage and steel pulleys