Level your Colorado/Canyon/Hummer H3 with Tuff Country EZ-Ride Suspension's torsion bar keys (leveling kit). These easy to install replacement torsion bar keys are designed to level trucks equipped with factory torsion bars. They re-index the factory H3 torsion bars which levels the truck without cranking up the factory torsion bars.Details: 2 Inch Front Leveling Kit Constructed of high quality steel Heavy Duty torsion bar keys Bolt-on installation Front shocks do not need to be replaced Level front of your truck with rear No need to crank up torsion bars Limited Lifetime Warranty Made In The USA Sold As A Kit Fits: 2004-2012 Chevrolet Colorado 4WD 2004-2012 GMC Canyon 4WD 2006-2010 Hummer H3 4WD Installation Notes: Once installed torsion bar keys (regardless of brand) can result in a harsher ride New extended shocks are not required to install this leveling kit properly Amount of Lift: 2 inches Front / 0 inches Rear Includes: 2) Torsion Bar Keys