Today on our 2012 GMC Acadia we'll be test fitting theThule Aeroblade Edge Roof Rack System for race factory side rails part numbers TH7501 and TH7502. We'll begin our test fit by placing the front load bar part number TH7502onto the race rails of our roof. We'll position the feet right next to the black plastic downward portion of the race rail. With the front bar in positionthis will ensure that… see more >