Where can I find service and maintenance information for my SRAM RED eTap AXS rear derailleur? October 16, 2020 21:56 Service and maintenance information, including SRAM Tech videos, can be found on the product service page here. Related articles What frame bottom bracket interface standards work with the Force eTap AXS 43/30 cranksets? Is the rear derailleur shift speed faster than 11-speed RED eTap™? Comments 0 comments Article is closed for comments.