Today on our 2010 Audi Q5 well be test fitting the Yakima Doubledown Ace 4-Bike Carrier for 1 inch and 2 inch hitches, part number y02451. To begin our test fit, well slide the shank of the carrier into the receiver tube of the hitch, line up the pin hole, and install our attached pin. Well then move to the rear of the shank and use the hand knob to secure our bike rack to our vehicle and engage… see more >