The Belltech adjustable torsion bar key for 1999–2006 Chevy and GMC 1/2-ton Silverado and Sierra trucks provides a direct replacement to OEM keys to raise or level torsion-bar equipped IFS trucks. Broached high-strength ductile iron casting preserves factory spring rate and ride quality, E-coated for corrosion resistance. Sold as pairs, adjustable for roughly 1–3 inches of height change and backed by a lifetime warranty.
Belltech 99-06 Chevy/GMC 1/2-Ton Silverado / Sierra 1in-3in Lift Torsion Bar Key