Just started full timing a few months ago & Im tired of the sway & wobble. We used our last TT so infrequently it wasnt worth it, but now with 2 adults, 2 kids, 2 big dogs & 2 small dogs we almost ...
Not sure about 3 but I know there are two versions for 5th wheels. It depends on how far apart your landing gear is. One is for wider applications and the other for narrower applications. Other than that, those two are identical.
If your rear stabilizers are hydraulic, I suspect you have the large round pads. If so, you need and accesory that either is welded to or bolted on to the pad for the arm to attach. Hope this helps