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RED AXS 12-Speed Rear Derailleur

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Why We Like The SRAM RED AXS 12-Speed Rear Derailleur

The SRAM RED AXS 12-Speed Rear Derailleur delivers lightweight efficiency and crisp, accurate shifting to our 1x or 2x 12-speed drivetrain and 10-28t to 10-36t cassettes. The large X-SYNC pulleys increase the overall efficiency of the drivetrain, while the Orbit chain management technology keeps the drivetrain running quietly and confidently.


  • An efficient rear derailleur for our 1x or 2x drivetrain
  • Compatible with cassettes from 10-28t to 10-36t
  • Large X-SYNC pulleys increase overall drivetrain efficiency
  • The Orbit fluid damper helps quiet and secure the drivetrain
  • AXS enabled for quick and easy setup and added personalization
  • Item #SRMD19G
[cage] carbon, [pulley bearings] ceramic
Cassette Range
10-28T to 10-36T
1x or 2x
1x and 2x drivetrains, existing AXS batteries
Claimed Weight
road cycling
Manufacturer Warranty
limited 2 years

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