The Cognito 12-inch Elite lift kit for 2020–2024 Chevrolet and GMC Silverado/Sierra 2500/3500 HD includes Elka 2.5 reservoir shocks, SM Series upper control arms, patented Pitman and Idler Arm Support Kit, Deaver rear springs and a 5-inch block and U-bolt kit to deliver corrected CV angles, 12 inches front and 9 inches rear lift while maintaining droop travel. Forged torsion bar keys and stainless braided brake lines are included; CV driveline advised for high-speed 4WD.
Cognito 20-24 Chevy/GMC Silv/Sierra 2500/3500 HD 2WD/4WD 12in Elite Lift Kit w/ Elka 2.5 RR Shocks