SRAM X01 Eagle AXS Rear Derailleur - 12-Speed Long Cage 52t Max Battery Sold Separate BLK/Red ModelNumber=31515 Cadence signal of 40 pulses

Cadence signal of 40 pulses per revolution

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Both of these benefits are now delivered in an entirely new layout that better withstands side-loading and buckling forces that can harm traditional coil shocks

SRAM GX rear derailleur takes the place of X

SRAM X01 Eagle AXS Rear Derailleur - 12-Speed Long Cage 52t Max Battery Sold Separate BLK/Red ModelNumber=31515 Cadence signal of 40 pulsesThe Eagle AXS derailleur is the brain of the whole AXS system Shorter cage for 10mm more ground clearance, with more chain wrap on the cassette to sit slightly further forward, and further inboard from mechanical Eagle Battery not included SRAM Model ID: RD X0 1E A1 TECH SPECS RD Capacity 42T Speed 12 Minimum Cog 10T Maximum Cog 52T Primary Color Red