lss177, I think you're just experiencing physics buddy.
Not saying it's an inappropriate combo, actually surprised that the towing Karens haven't swarmed this thread yet, but your dog has a big of a tail as it can handle. End of story.
If you have the sway control cranked down, it aint the controller, it's just a big long sail behind a smallish tractor.
You'll spend dollars chasing dimes with this one, IMO.
Nice rig though, I love those Trailhawks! They're sweet!
2016 Ram 2500, MotorOps.ca EFIlive tuned, 5โ turbo back, 6" lift on 37s
2017 Heartland Torque T29 - Sold.
Couple of Arctic Fox TCs - Sold