Fits: 2020 thru 2024 Chevy Silverado/GMC Sierra 1500 LM2/LZ0 Duramax Diesel

We have bundled everything you need in a lift 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 Front Lift kit is designed and engineered to offer superior ride quality, corrected CV joint angles, and steering geometry. The front strut spacers and standard white body rear shocks offer an efficient and cost-effective way to lift your truck while maintaining factory ride quality. The Cognito 2.5-inch Block and U-Bolt Kit includes 2.5-inch tall powder coated semi-gloss black cast steel blocks and heavy-duty zinc plated U-bolts. 

Features:

• 4-inch Front Lift Components
• 2.5-inch Rear Lift Block and U-Bolts
• Standard white body rear shocks
• Maintains Adequate Droop Travel for Superior Ride Quality
• Level vehicle stance front to rear
• Allows for up to a 34x12 Tire on a 9-Inch Wide Wheel with 4.5-Inch Backspacing*
• Made in the USA

*For a standard truck lifted 4”, Cognito recommends the following tire options:

• OEM 20” Wheels and 295/60R20 Tires
• OEM 22” Wheels and 295/55R20 Tires
• Note: with an 18” wheel the max backspacing that can be used is 4.5”
  
• 34x12 Tire, 18x9 wheel, max 4.5” backspacing
• 34x12 Tire, 20x9 wheel, 4.75” backspacing

Notes:

• Does not fit Trail Boss/AT4 or models with adaptive ride control
• Standard freight is only to the lower 48 states. International, HI, and AK, orders will require an additional shipping charge before order is shipped.

Warranty:

• Installation Instructions