Can I make the XPLR rear derailleur work with a 2x system? August 09, 2021 21:52 Updated No, the XPLR rear derailleur is a dedicated 1x rear derailleur. Related articles How long can I ride before I need to charge my derailleur battery? Does the XPLR rear derailleur have chain management? Can I use an oversize pulley set or aftermarket cage assembly for oversized pulleys on my XPLR rear derailleur? What battery do XPLR rear derailleurs use? Why does the XPLR derailleur only work as a 1x? Comments 0 comments Article is closed for comments.