The stage was 208 km long and included ten climbs.
It had been likened to a one-day classic, such as Liege-Bastogne-Liege.
It's the first time ever that the same team has won all three Grand Tours in the same season.
Roglič took victory at the Giro d'Italia in May and Vingegaard held off a spirited challenge from Tadej Pogačar to retain his Tour de France title in July.
Kuss' victory is a popular one among pundits and fans alike. He has been a key figure in helping his teammates to win previous 3-week stage races.
The final stage into Madrid is largely processional and usually ends in a sprint finish.