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The Superlift rear add-a-leaf kit for 1999–2016 Ford F-250 and F-350 4WD applications restores rear spring rate to reduce sag and improve load handling. Each kit ships with a pair of add-a-leafs and center pins for direct replacement. Backed by Superlift’s limited lifetime warranty, it provides a practical way to support heavier loads and maintain proper rear ride height.
Superlift 99-16 Ford F-250/F-350 4WD Add-a-Leafs - Rear
