1999-2007(Classic) GMC Sierra 1500 Full Suspension Lift Kit 4WD Mega Cab *Does not fit models with

*Does not fit models with Stabilitrak systems

Stud Size: M14 x 1

Front torsion keys are adjustable anywhere from 1" to 3"

*Note: Fits 4WD ONLY

1999-2007(Classic) GMC Sierra 1500 Full Suspension Lift Kit 4WD Mega Cab *Does not fit models with2x Front Lift Steel Torsion Keys 2x Rear Billet Lift Blocks Anodized Black 4x Premium Electrostatic Powder Coated U Bolts Installation instructions IMPORTANT: 6 Lug models ONLY. May require extended U Bolts for overload. Our Max Torsion Key Lift Kits are engineered with twice the strength of the factory system and precision indexed to lift your truck without sacrificing ride quality. This kit replaces your factory torsion key and is precision indexed