On my 2015 F350 SRW with 2018 NL 9'6" QSE, adding lower StableLoads did an excellent job of bringing me to level. Side-to-side sway was still iffy, so just weeks ago I added a rear Roadmaster sway bar, and all manner of sway is gone! Between the two, I feel rock solid going down twisty bumpy roads. With the StableLoads, I could only fit in 2 of the 3 wedges in, but that was more than enough. My F350 also had pre-drilled leaf holes. With the Roadmaster, I liked that I could use the existing drop-down bars as-is, since getting behind the frame to unbolt/rebolt the drop-down bars can be difficult. With Roadmaster, the sway-bar and drop-down bars are separate orderable products.
--SiletzSpey
