We ordered the Trilogy and have just returned to Lauderdale with the new GMC 2013 3500 Dually denali. The Trilogy 3850 is in the bay getting souped up at Lazy days. Gen, washer and dryer etc. We will return next wednesday and get the Reese 20K hitch installed in the truck. I had the bed sprayed and tomorrow I am getting a roll topper installed. I have some questions and need some advise can you please call anytime 954-894-8218 or 954-815-1836.