Why would you fill your vehicle with unnecessary stuff since it is so simple to rent your equipment directly when you arrive? All our sport shops offer first quality material at really nice prices...
A large number of parking spaces (free or paying) is available for skiers near the bottom stations of the lifts. We would like to advise you, as far as you can, to use the numerous shuttle and ski-busses running around the place and connecting Haute-Nendaz to Siviez...
Looking for convenience? What about leaving your equipment in a ski-locker? Telenendaz, Mariéthoz Sports and Gaby Sports offer large storage rooms near the Tracouet cable-car with boxes which can fit up to 6 complete ski-equipments...