What is the max cog size that is compatible with GX Eagle AXS rear derailleurs? March 25, 2021 05:53 Updated 52T. GX Eagle AXS derailleurs are designed to be used with both Eagle 10-50T and 10-52T cassettes. Related articles What type of clutch mechanism does the GX Eagle AXS derailleur use? Is it the same as the new RED eTap AXS derailleur? Are 11-speed RED eTap derailleur batteries compatible with GX Eagle AXS and RED eTap AXS derailleurs? What’s the difference between the roller bearing clutch and overload clutch? What chainring size options do you offer with SRAM GX Eagle AXS Groupsets? Can I fit SRAM Eagle AXS™ to any mountain bike and what are the compatibility requirements for Eagle AXS™? Comments 0 comments Article is closed for comments.