The Cognito 210-P1151 4' Elite Lift Kit With Elka 2.5 Reservoir Shocks from SDS is the lift kit your GM Silverado/Sierra 2500HD/3500HD needs. This high-quality lift kit has everything you need for increased ground clearance. The Cognito Ball Joint SM Series Upper Control Arms included in this kit provide style and function to your vehicle by correcting the Ball Joint angle and improving the allowable droop travel to enhance ride quality. This lift kit includes the Cognito Pitman and Idler Arm Support Kit to replace the common failure points on GM trucks. To deliver a comfortable ride, this lift kit comes complete with front and rear Elka 2.5 Performance Series Remote Reservoir Shocks. These Elka 2.5 shocks feature Dual Speed Compression adjustment and help reduce vibration which allows for a smooth and quiet ride. For the rear lift this kit includes Cognito 2" cast steel rear blocks with heavy-duty zinc-plated U-bolts. Installing this kit allows for up to 37" tires on 9" wide wheels with 5.5" backspacing.

• 4" Front 2" Rear Lift
• Made In The USA
• Includes Elka 2.5 Reservoir Shocks