The Hellwig rear sway bar for 2011–2016 Ford F-250/F-350 Super Duty SRW 4WD (stock ride height) is a solid, heat-treated chromoly 1-1/8" bar that increases rear stiffness to reduce body roll and improve towing stability. Offered as a bolt-on upgrade with a larger diameter than stock, it enhances everyday drivability under load while carrying a Limited Lifetime Warranty from Hellwig.
Hellwig 11-16 Ford F-250/F-350 Super Duty 4WD Solid Heat Treated Chromoly 1-1/8in Rear Sway Bar