Hi there fifth-wheel owners. Today in your 2017 Grand Design Solitude, we're going to be taking a look at and showing you how to install Reese's fifth airborne kingpin. If you've ever been towing your fifth-wheel trailer, and you feel that up and down bouncing motion, that's chucking. Well, this is going to help minimize that using the air ride coupler inside, that's going to dampen those… see more >