Rough Country 278.20 Chevy Silverado, GMC Sierra 1500 Lift Kit

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2007-17 4WD Chevy Silverado, GMC Sierra 1500 (aluminum) 3.5" UCA lift kit, Nitro shocks

Product No: 278.20 HK

Availability: In stock


Important Notes

* Does NOT fit models with cast or stamped steel upper control arms.
* Does NOT fit GMC Denali models with Magnetic Ride Control.
* Retain your factory wheels with 1/4" wheel spacers (1065)
* If truck is equipped with a mass damper on the front differential, the damper must be removed.

Quick Overview

If you are one of those off road enthusiasts who works hard all week so that you can play hard on your time off, look no farther than Rough Country for your lift kit needs. Rough Country offers incredible value on their parts with top quality engineering. The 3.5” lift kit for the Silverado or Sierra 1500 is all-inclusive and has everything you need to bolt it up and even return the truck to stock later if needed.

The Rough Country control arms POM ball joints that are preinstalled for greater range of motion and easier installation. These POM ball joints feature a Poloxymethylene ball race with a very low coefficient of friction to provide longer life. The larger ball diameter will improve range of motion and is designed to be maintenance free.

This setup also includes replacement fabricated blocks which are stronger and less susceptible to damage from the environment. The savings of so much money on this kit will also leave you with plenty left over for wheels and larger tires! Included in the 3.5” Rough Country lift kit for the Silverado, Sierra 1500 are:

· Front Strut Spacers
· Upper Control Arms
· Upper POM Ball Joints
· Differential Drop Spacers
· Differential Skid Plate
· Rear 3” Block & U-bolt Kit (replaces factory block)
· Rear Premium N2.0 Series Shocks
· All Necessary Hardware
· Detailed Install Instructions
· Limited Lifetime Warranty

Tire and wheel recommendations:
285/70 R17 on factory 17" wheels (aftermarket wheels 17x9 with 0 to +18mm offset)
285/65 R18 on factory 18" wheels (aftermarket wheels 18x9 with 0 to +18mm offset)
285/55 R20 on factory 20"wheels (aftermarket wheels 20x9 with 0 to +18mm offset)

View lift kit installation instructions

Required and/or Related Items

    • Make: Chevrolet, GMC
    • Model: 1500
    • Vehicle: 2014-16 Silverado, Sierra 1500 (aluminum) 3.5" UCA lift kit, Nitro shocks
    • 2or4: 4WD
    • Tire Size: 32x11.50 on factory wheels
    • Upsell: 1065 HK, 1101 HK


Rough Country 3.5" lift kit fits following models:
2014 Silverado, Sierra 1500
2015 Silverado, Sierra 1500
2016 Silverado, Sierra 1500

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