If you need massive towing power, you need GMC Sierra 5th Wheel & Gooseneck Hitches. Or, better stated, you need the perfect Sierra Fifth Wheel hitch for your truck's needs. Once you have it, your new Sierra Gooseneck hitch will open up as much as 30,000 lbs. Of towing capacity for your truck. Any trailer or camper can be handled with the added leverage provided by one of these hitches, and many of them even fold out of the way when not in use for convenience and versatility.