Fits: 2011 thru 2019 Chevy Silverado/GMC Sierra 2500HD/3500HD LML/L5P Duramax Diesel 

*Does NOT fit trucks with overload springs*

Rough Country's 3.5in Bolt-On Kit offers easy installation and aggressive good looks at an incredible value. Take your truck to new heights with this excellent option for your 2011-2019 Duramax Truck.
This kit features a set of high-quality, tubular Upper Control Arms with a reinforced gusset plate and Clevite rubber bushings for enhanced durability. These arms are designed to promote a factory-like geometry by keeping the ball joint at optimum angles after lifting. This design allows for an improved, full range of motion from the ball-joint, with less stress, wear and tear.
This kit also features a set of durable, forged torsion bar keys, offering uncompromising strength and rigidity over factory keys. A set of front and rear N3 Nitrogen-charged shocks are also included in the kit, giving your truck incredible ride-quality both on and off-road. Once installed, this kit gives your truck plenty of ride height for up to 33in tires while offering a clean, level look from front to rear.
This all-inclusive kit comes with everything you need, and installation is a piece of cake compared to other kits on the market! Featuring a 100% bolt-on installation process that requires zero cutting or drilling, this kit can be installed using common tools in a home garage, and allows the truck to be returned to stock at any time if so desired. Best of all this kit features Rough Country’s Lifetime Replacement Warranty.

Features:

• Easy Bolt-On Installation, No Cutting, Drilling, or Welding
• Increased Ground Clearance
• Levels the Front with the Rear of the Truck
• Forged and Indexed Torsion Keys
• Upper Control Arms help maintain Factory-Like Geometry
  
• Includes application valved N3 Series Shock Absorbers

Includes:

• Forged Torsion Keys
• Upper Control Arms
• Differential Spacers
• Rear Lift Blocks and U-Bolts
• Hardware
• (4) Premium N3 Shocks

Important Notes:

• Does NOT fit models with rear overload springs
• Does NOT fit models with Magnetic Ride Control.
• Does NOT fit Dually models