Don't forget also new wheels for the XDR Freehub
You can just swap out the driver on DT wheels.
@dubtap
no compatability with old etap
to be expected, just like the first di2 groupset.
There was no backwards compatibility with di2 because it used different electric signals, etap is using the same Aria wireless system
@Jaap started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
Don't forget also new wheels for the XDR Freehub