Fits: 2001 thru 2010 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM Duramax Diesel

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These boxed upper control arms are the perfect upgrade for your truck. The boxed design makes them extremely sturdy which makes them great for towing and offroad use. The sealed balljoint is stronger than factory and is designed to withstand harsh environments and road conditions. You can add this kit to your stock or lifted truck to assist in leveling, help with alignment issues, and to gain more droop travel. 2001-2010 Chevy/GMC 2WD/4WD 1500HD/2500HD/3500HD trucks & 2500 SUV/H2.

Includes:

• (1) Driver Upper Control Arm
• (1) Passenger Upper Control Arm
• (2) Ball Joints
• (8) Bushings
• (4) Crush Sleeve 
• (1) Hardware Pack

Features:

• Boxed sheet metal design
• Bolt in style ball joint for easy replacement
• Replacement ball joints available at most parts stores
• Increases droop travel by 20%
• Sealed unit holds up better in harsh climates
• Must use applicable Cognito shocks to limit droop travel. Otherwise damage to the control arm, cv axle, and other parts may occur

Most commonly used for:  

• Offroad
• Towing
• Daily Driving

Warranty:

• Cognito Warranty Registration