[youtube https://www.youtube.com/watch?v=1wtdgeSVolI&w=420&h=315%5D
People who own quad bikes know how much of a pain it can be to load it on a truck. It's ideal to have a friend help you simply lift it and place it in the bed. Maybe you have actual ramps designed to help load a quad. Or, be like this guy and do this...
Or maybe you're as stupid as this guy here who thinks that a few planks are absolutely safe enough to just drive on up!