Tongue height and tongue weight are critical parts of a good setup. You can reduce sway by getting these two things right. To eliminate sway you need a sway control hitch.
No man has a good enough memory to be a successful liar. Abraham Lincoln
2016 36FBTS Pinnacle
2016 F350, 6.7, 4x4, DRW, long bed
B & W Companion 5th wheel Hitch