Today on our 2013 Nissan Frontier, we'll be test fitting the Thule Vertex 4 Bike Rack, part number TH9029. To being our test fit, we'll slide the shank of the bike rack into the receiver tube of the hitch. Line up the pinhole, and thread in our anti-rattle bolt,tightening it with a wrench. Now we'll go over a few clearance measurements. We have about 15 1/2" of ground clearance.The closest point… see more >