Heavy Metal Guarantee☑ Easy Bolt-on Installation☑ Fast Shipping☑ Friendly Customer Service☑ Lifetime WarrantyLift Height∙ Adjustable Front Lift: 1 to 3"Application∙ Fits 1988 - 1999 Chevrolet K2500 (4WD)∙ Fits 1988 - 1999 Chevrolet K3500 (4WD)∙ Fits 1988 - 1999 GMC K2500 (4WD)∙ Fits 1988 - 1999 GMC K3500 (4WD)Package Contents∙ (x2) Carbon Steel Adjustable Torsion Keys∙ (x2) Carbon Steel Shock Extenders∙ (x1) Carbon Steel Torsion Bar Tool∙ Installation Instructions We designed this Heavy Metal Suspension kit to offer an adjustable 1 to 3 inch front lift for the 1988 - 1999 Chevrolet and GMC K2500, K3500 (4WD). Our torsion keys are forged from high strength carbon steel and receives a powder coating to resist rust and corrosion. The included carbon steel shock extenders prevents overextension and bottoming out after lifting your vehicle. The included torsion bar unloading tool is used for a safer and smoother installation process. Heavy Metal Suspensions products are the safest way to lift your vehicle without compromising ride quality. Once installation is complete, we do recommend getting an alignment to fix any wondering that may occur. Forged from high-grade carbon steel, we guarantee our kits to never break. Each comes complete with installation instructions as well as ASE certified telephone support. Heavy Metal Suspensions is a registered brand of Just Lift Kits and sole distributor. Any purchases from UNAUTHORIZED sellers may result in poor fitment without warranty.