2008 Heartland Bighorn 3670RL, A New Level of Luxury The stunning new BIGHORN by Heartland Recreational Vehicles is nothing short of spectacular - in both its luxurious interior appointments and outstanding design concepts.The BIGHORN fifth wheel is designed with Heartland's patent-pending front cap design, which features a 30 percent increased turning radius, perfect for short-bed trucks. You'll appreciate the hand-crafted touch found in each BIGHORN, like the stately slide-out fascia moldings that surround every slide room as shown below. , Unloaded Vehicle Weight Ratings: 12,115 LBsGross Vehicle Weight Rating: 16,000 LBsFresh Water Tank: 73 Gallons