Today, on our 2013 GMC Yukon XL, well be test fitting the Thule Doubletrack Platform-Style Two Bike Carrier for both 1-1/4 inch and two inch hitches, part number TH990XT. Now, to begin our test fit, well slide the bike rack shank into the hitch. Line up the pin hole and install and tighten down our anti-rattle bolt. With our bolt tighten, this will secure our bike rack to the vehicle, and now we… see more >