You could go with airbags. I put them on mine last week because it sagged alot with a 13,000 pound fifth wheel camper hooked on. I was surprised to find out that with 20 pounds of pressure in it, without the camper attached, that it rode better and you can set the height wherever you want. Got...
I recently bought a 2007 Ford Superduty, King Ranch after owning alot of Chevy's. My wife see it on a corner of a Chevy dealer and had been wanting a diesel. They had no Duramax's. I pull at local fairs in the summer and have been pretty successful with the Chevy's. Still have a 2002 Chevy...