Cranking up IFS torsion bars to increase fenderwell clearance for taller tires is an old trick. Unfortunately, this "free" lift limits suspension travel and compromises ride quality. A better solution ...

Perhaps it’s a weakness that we need to modify and tinker with every rig we own, but the fact remains that with a little more lift we can add larger tires for better on- and off-highway performance.

This 2025 GMC Sierra 2500 Denali Ultimate uses SuspensionMAXX torsion keys to level the front and fit 37 inch Nitto Ridge ...