Il y a 35 virages juste avant d'arriver à Portillo. entre 2500 et 3000 m. Le col entre Santiago et Mendoza passe à 3800 m.

35 curves just before reaching Portillo. Altitude between 2500 and 3000 m. The roas is stil climbing after these steep turns up to 3800m. More than 10000 ft at the border to Argentina