Cognito 3-inch performance leveling kit for 2011–2019 Silverado and Sierra 2500/3500 HD trucks that raises the front without sacrificing ride comfort. The kit uses SM Series ball-joint upper control arms and forged torsion bar adjuster keys to maintain proper geometry and increased droop travel. Front and rear Fox 2.0 IFP monotube shocks provide race-proven damping for predictable on- and off-road handling. Made in the USA.
Cognito 11-19 Chevy/GMC Silv/Sierra 2500/3500 HD 2WD/4WD 3in Perf Leveling Kit w/ Fox PS 2.0 IFP