I know this topic has been covered many times. I purchased a 2016 Fleetwood bounder 35K this year with a 22,000lbs F53 suspension. These are very tall rigs and very top heavy. I performed the cheap...
I personally don't think tire pressure is going to stop body roll.
I feel like I have to much body roll on our coach going out of uneven driveways and when making turns. I am going to put on Bilstien shocks. I have been told by several members on here that the Bilstiens will control body roll and a better ride too. We shall see!