Nascar 2025 Schedule This Weekend. — preview the nascar cup and xfinity series paint schemes slated to take the track at darlington this weekend. The nascar cup and xfinity series head to michigan international speedway this weekend.
— the nascar cup series returns to race at the nashville superspeedway this weekend for the fourth consecutive year since it reopened to the sport in 2021. — nascar is changing up its playoff rotation among the notable changes to the 2025 cup schedule, a copy of which was obtained by the athletic.