What chain should I use with the XPLR rear derailleur and cassette? August 09, 2021 21:40 Updated The XPLR derailleurs and 12-speed cassettes are only compatible with Flattop 12-speed chains. Related articles Can I use an Eagle chain with the XPLR derailleur and cassette? Are there new drop bar controls offered for the XPLR product line? Do I need an XD or XDR driver to use an XD compatible cassette? Can I use my existing eTap AXS 1x crankset with the XPLR rear derailleur and 10-44T cassette? What tubeless tires are compatible with Zipp’s hookless rims? Comments 0 comments Article is closed for comments.