FITS: 1999-2007 Chevy Silverado GMC Sierra 1500 2WD 4X2 (coil spring suspension ONLY) CONTENTS: 3" Front Lift Coil Spring Spacers, Rear Tapered Lift Blocks, Extended U-Bolts and Hardware INSTALLATION: Bolt on kit. Comes with step by step instructions for the DIY backyard mechanic. Lifetime Warranty. Dedicated Customer Service. NOTES: Front Lift is not a 1:1 ratio in terms of spacer thickness and lift height. Lift height is advertised TORCH Off Road has been in the lift and leveling industry since the turn of the century. We specialize in leveling kits that keep a comfortable amount of factory travel while providing lift and off road capability. Whereas other companies may choose random thicknesses and tapers for their kits, we have precision measurements based on engineering and testing. We have worked with many customers to get that premium off road look for a fraction of the price that you would normally pay from the dealership. We've done this for many years now and have helped thousands of customers. Message us today if you have any questions or if there's any way we can help!