Amazing info. Thank you. That clarified a lot for me. Cheers.

However some day rides which were one route in the 550 got divided into 2 or 3 on the XT2.


This is what very likely happened. The 550 had no notion of Via and Shaping Points. So you never had the problem with the 550. The XT(2) has, but the nr in a route is limited.
In Basecamp a point in a ...

Thanks for the help/advice. Appreciated. Have a great Xmas. Cheers.

When using TM, are there any considerations when the source is a list export vs a route export?


If you mean 'things to look out for'. Not that I'm aware of. There is one difference, that is only applicable to the XT. When you send a complete list, it allows to have the trips grouped in the ...