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This Cognito Economy Leveling Kit for 2001–2013 Chevy and GMC Silverado/Sierra 2500/3500 HD (2WD/4WD) uses torsion bar keys and shock extenders to raise and level the front without changing OE shocks. It improves stance while maintaining droop travel for ride quality. Fits up to 33x11.5 tires on 9-inch wheels, yields 2 inches of front lift, uses OEM upper control arms and offers a simple 2-hour DIY install. Made in the USA.
Cognito 01-13 Chevy/GMC Silverado/Sierra 2500/3500 HD 2WD/4WD Economy Leveling Kit
