Quote Originally Posted by mknight View Post
There is still a limit in wrc sporting regulations (15.1) for max 7 tire changes during the course of the rally. With 13? service/flexi service that would mean changing only every other service.
I think that this number of max tyre changes is mainly used to calculated maximum allocation per event, as it's written on that article in Sporting Regulations.

And if I am not mistaken, WRC cars can drive without spare tyres (Tanak drove Sunday in Turkey 2019 without them).