Can I adjust the rear derailleur shift speed? November 09, 2020 16:58 Updated No. However, the rear shifting automatically increases slightly when a front derailleur is not paired into the groupset. Related articles Can I program the shift speed? Is the rear derailleur shift speed faster than 11-speed RED eTap™? Why does my chain drop when shifting my SRAM eTap AXS front derailleur? What is the total drivetrain tooth capacity of SRAM RED or Force eTap AXS rear derailleurs? Why are my SRAM eTap AXS disc brakes noisy? Comments 0 comments Article is closed for comments.