Today on our 2012 Buick Enclave, we're going to test-fit the Thule Helium Aero. This is a folding and tilting two-bike rack. It's been designed for use in 1.25-inch and 2-inch style of hitch. Its part number is TH9042. To begin our test-fit, we're going to slide the shank of the rack right under the receiver tube of our hitch. As we do this, we'll hold out on the black pin that's attached to the… see more >