Originally Posted by carsnoceans

This is my biggest concern. Last year, the 35mile drive between SLC and Park City took over 1.5hrs in a light snow storm. Trucks and cars pulling on side of the road to put chains, cars not having traction in middle of the highway... ofcourse lot attributes to vehicle and driving skills but not something I want to deal with on vacation.
I could skip on the A4 and rent an SUV if that's a better call. Shuttles between DEN and ASE are not frequent and fairly expensive. I would prefer to use them as last resort.