We have bundled everything you need in a leveling kit for your Silverado/Sierra 1500 2WD/4WD with high-quality Cognito components. There is no guesswork. Cognito components are engineered, manufactured, and assembled in the USA. The Cognito 3-inch Elite Ball Joint Leveling Lift Kit includes the Cognito Ball Joint SM Series Upper Control Arm Kit, Fox 2.5 Performance Elite Remote Reservoir Front Shocks, Fox 2.5 Remote Reservoir Rear Shocks, and 2-inch Block and U Bolt kit- all with hardware included.

The Cognito Ball Joint SM Series Upper Control Arms add style, function, and performance to your vehicle by improving the allowable droop travel for better ride quality. The control arm kit features boxed sheet metal arms that are CNC robot-welded and powder coated semi-gloss black.
Press in ball joints are pre-installed and retained with black anodized, Cognito branded laser-etched caps. New crush sleeves and polyurethane bushings are included. The Cognito Ball Joint SM Series Upper Control Arms provide ample droop travel that is required for good ride quality and all suspension components to last and work properly.

The Fox 2.5 Elite Coil-over shocks provide suspension damping and suspend the weight of the vehicle. The integrated coil spring can be adjusted for preload and ride height and come pre-set to level your vehicle right out of the box. Experience for yourself the incredible performance and precise control that Performance Elite Series Coil-over Reservoir shocks deliver. Performance Elite Series 2.5 Reservoir Rear smooth body shocks give you enhanced ride quality and the control you need when heading off the pavement. 

The Cognito 2-inch Block and U Bolt kit includes a 2-inch tall powder-coated semi-gloss black cast steel blocks and heavy-duty zinc plated U Bolts and the 1.5-inch Rear Bump Stop Spacers are constructed out of aluminum.

• Allows for up to a 34 in. x 12 in. tire on a 9-in. wide wheel with 5.75 in. backspacing