Traveling in a caravan of three tractor-trailers, a passenger van and chase SUV, Volvo Trucks took journalists on a ride and drive from Salt Lake City, Utah, north on I-15, then west on I-84 to the Mount West Truck Center dealership in Heyburn, Idaho, and back again, to show how its new adaptive loading 6x2 liftable axle suspension package works in the real world.