King's new line of original equipment manufacturer shock upgrade kits provide a bolt on suspension system that elevates your on and off-road performance to unmatched levels. Each kit has been subjected to punishing real world testing to develop the optimal damping curves and spring rates for your vehicle. Built with the same quality of materials and precise tolerances found on our high-end race shocks our OEM upgrade kits enable you to experience the famous King ride quality on your daily driver or prerunner. Built with race winning design features our kits come complete and provide simple 100 percent bolt on installation with no cutting or welding done to your vehicle. Our front kits provide an adjustable ride height and up to a 25 percent increase in wheel travel. Rear kits typically allow a 15 percent travel increase. Large 2.5-inch diameter shock bodies and external reservoirs dramatically increase fluid capacity and heat dissipation to provide sustained damping performance even under the most punishing conditions. Our OEM upgrade shocks feature the same serviceable design that allows for valve adjustments with simple hand tools just like our race shocks.. Pitman and Idler arms have been an inherent wear problem within the steering systems of Chevy and GMC trucks and SUVs for decades. The Cognito PISK (Pitman and Idler Arm Support Kit) replace the problem components that plague factory and aftermarket steering systems on several models and years of GM trucks and SUVs. These improvements are accomplished through application of Cognito's innovative, patented design, by providing additional support to the vehicle's pitman and idler arms, which eliminate the forward and rearward movement of the center-link. The Cognito 2-inch Block and U-Bolt Kit includes 2-inch-tall powder coated semi-gloss black cast steel blocks and heavy-duty zinc plated U-bolts.. We have bundled everything you need in a lift kit for your Silverado/Sierra 2500/3500 2WD/4WD with high quality Cognito components. There is no guesswork. Cognito components are engineered, manufactured, and assembled in the USA. The Cognito Ball Joint SM series Upper Control Arms add style, function and performance to your vehicle by correcting the Ball Joint angle for lifted and leveled applications and improving the allowable droop travel for a better ride quality. The boxed sheet metal arms are welded, and powder coated semi-gloss black. Pre-installed maintenance free ball joints and pivot bushings are included.. Cognito 20-24 Chevy/GMC Silv/Sierra 2500/3500 HD 2WD/4WD 4in Elite Lift Kit w/ King 2.5 RR Shocks. Allows for up to a 37x12.50 Tire on a 9-Inch Wide Wheel with 5.5-inch backspacing. 4” Elite Lift Kit w/ King 2.5" shocks 2020-2022 GM 2500HD/3500HD. Maintains Adequate Droop Travel for Superior Ride Quality. Yields 4-inches of front lift and 2 inches of rear lift. King 2.5 Reservoir Shocks with compression adjusters. Patented Pitman and Idler Arm Support Kit. SM Series Ball Joint Upper Control Arms. Cognito Block and U-Bolt Kit. 14-hour DIY install time. Suspension Lift Kit

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