Which length Reverb AXS XPLR is correct for me? August 11, 2021 21:25 Updated We have a sizing document linked below. The overall fitment guide is similar to our Reverb AXS and Reverb Stealth posts. Find the seatpost length that fits your bicycle frame. Related articles How much air pressure should I run in my post? What type of remote does Reverb AXS XPLR use? What’s the difference between XPLR eTap AXS rear derailleurs, eTap AXS wider gearing derailleurs, and eTap AXS derailleurs? Are the SRAM XPLR eTap AXS drivetrain parts compatible with my bike? Is the Rudy AXS XPLR seatpost compatible with seatbags? Comments 0 comments Article is closed for comments.