27531 | Rough Country 4 Inch Suspension Lift Kit | GM
+1-989-755-0561 1-800-358-4751

Suspension Lift Kit | Rough Country | 4 Inch | Silverado, Sierra 1500

SKU RC27531

$1,349.95 Free Ship!
 
Typically ships in 2 to 3 business days.

Rough Country 27531 4 Inch suspension lift kit for the Chevy Silverado Trailboss and GMC Sierra AT4 lifts and levels your vehicle for a commanding stance and enough clearance to run 35x12.50 tires on 10 inch wide wheels. kit includes front and rear crossmembers and a skid plate for enhanced chassis strength as well as cast steel knuckles for incredible durability and performance.

Product Specs for Rough Country 27531

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Rough Country 27531 Details

Rough Country 4-Inch Suspension Lift Kit 27531 for the Chevy Silverado Trailboss and GMC Sierra AT4 lifts and levels your vehicle for a commanding stance and enough clearance to run 35x12.50 tires on 10 inch wide wheels. The retains the factory ride quality, giving you enhanced off-road capabilities without sacrificing the handling and smooth ride of your truck.

Each kit includes front and rear crossmembers and a skid plate for enhanced chassis strength as well as cast steel knuckles for incredible durability and performance. Also included is a set of rear Rough Country N3 Nitrogen charged shocks and Rough Country’s Lifetime Replacement Guarantee.

Features

  • Lifts and levels the vehicle from front to rear
  • High clearance crossmember design for optimal suspension geometry
  • Includes cast knuckles for extreme durability
  • Retains stock track width
  • No strut disassembly required
  • No differential trimming required
  • Fabricated blocks are stronger and offer a longer lifespan than cast blocks
  • 100% precision laser cut materials using the latest computer aided design process
  • Includes application valved N3 series shock absorbers which offer the best in balanced performance for on and off-road use

Components

Front
  • Lifted knuckles
  • Front crossmember
  • Rear crossmember
  • Upper strut spacers
  • Lower strut spacers
  • Differential drop brackets
  • Differential skid plate
  • Sway-bar drop brackets
  • Hardware
Rear
  • Fabricated lift blocks
  • Brake line brackets
  • U-bolts
  • Hardware
Shocks
  • (2) Rear Premium N3 series

Installation/Fitment Notes

  • Does NOT fit GMC Denali models with Magnetic Ride Control
  • Does NOT fit 2019 "Classic" models (2018 body style)
  • ONLY fits Chevy Trailboss models
  • ONLY fits GMC AT4 models
  • Does NOT fit standard models or other trims (GMC)
  • Requires cutting and drilling

Tire and Wheel Details

  • Does NOT fit factory wheels
  • 20-inch or larger aftermarket wheels are required
  • Wheels must feature 4.5 inch backspacing to fit
  • Please test fit wheels prior to installation

Vehicle Application Guide for Rough Country 27531

The RC27531 Suspension Lift Kit | Rough Country | 4 Inch | Silverado, Sierra 1500 is engineered to work with specific vehicles displayed below. Can't find your vehicle, or need assistance, please give us a call at 1-800-358-4751 or 1-989-755-0561. Browse the category 4 Inch Lift Kits Lift Kits , Rough Country 4 Inch Lift Kits , Rough Country Lift Kits , to view all vehicle makes and models.

  • Chevrolet
  • GMC
YearMakeModelVehicle OptionInstallation Notes
2019 Chevrolet Silverado 1500 LT Trail BossFits 4 Wheel DriveDoes NOT fit 2019 "Classic" models (2018 body style). Requires cutting and drilling. ONLY fit Trailboss models. Does NOT fit models with two piece rear driveshaft. Requires cutting and drilling.
2019 Chevrolet Silverado 1500 Custom Trail BossFits 4 Wheel DriveDoes NOT fit 2019 "Classic" models (2018 body style). Requires cutting and drilling. ONLY fit Trailboss models. Does NOT fit models with two piece rear driveshaft. Requires cutting and drilling.
2019 GMC Sierra 1500 AT4Fits 4 Wheel DriveONLY fits AT4 models. Does NOT fit GMC Denali models with Magnetic Ride Control. Does NOT fit 2019 "Classic" models (2018 body style). Does NOT fit models with two piece rear driveshaft. Does NOT fit standard models or other trims (GMC). Requires cutting and drilling.
2020 GMC Sierra 1500 AT4Fits 4 Wheel DriveONLY fits AT4 models. Does NOT fit GMC Denali models with Magnetic Ride Control. Does NOT fit models with two piece rear driveshaft. Does NOT fit standard models or other trims (GMC). Requires cutting and drilling.
2020 Chevrolet Silverado 1500 Custom Trail BossFits 4 Wheel DriveONLY fit Trailboss models. Requires cutting and drilling. Does NOT fit models with two piece rear driveshaft.
2020 Chevrolet Silverado 1500 LT Trail BossFits 4 Wheel DriveONLY fit Trailboss models. Requires cutting and drilling. Does NOT fit models with two piece rear driveshaft.
2021 GMC Sierra 1500 AT4Fits 4 Wheel DriveONLY fits AT4 models. Does NOT fit GMC Denali models with Magnetic Ride Control. Does NOT fit models with two piece rear driveshaft. Does NOT fit standard models or other trims (GMC). Requires cutting and drilling.
2021 Chevrolet Silverado 1500 Custom Trail BossFits 4 Wheel DriveONLY fit Trailboss models. Requires cutting and drilling. Does NOT fit models with two piece rear driveshaft.
2021 Chevrolet Silverado 1500 LT Trail BossFits 4 Wheel DriveONLY fit Trailboss models. Requires cutting and drilling. Does NOT fit models with two piece rear driveshaft.

Customer Q&A - Rough Country 27531


Rough Country

Rough Country Warranty

Limited Lifetime Warranty

On hard suspension components including knuckles, Lift Blocks, Control Arms, Jeep JK Armor, Bed Covers, Bed Mats, Nerf Steps, and Wheel Well Liners.

5 Year Limited Warranty

On leaf springs and coil springs.

3 Year Limited Warranty

On shocks and stabilizers.

3 Year Limited Warranty

On LED Lights, Fender flares, and Soft Tops.

2 Year Limited Warranty

On Winch mechanical components.

1 Year Limited Warranty

On Winch electrical components.

1 Year Limited Warranty

On All wear and tear items. Bushings, Ball Joints, Etc.

Rough Country products are warranted to be free from defects in material and craftsmanship for the time periods listed. Some suspension components are prone to gradual wear and tear over time and therefore are not covered within the Lifetime Replacement Warranty.

Warranty Guard

This free protection supplements your manufacturer's warranty, guaranteeing that if you are denied repair due to having a Warranty Guard protected product on your vehicle, then Rough Country will foot the bill for your repair! For up to 5 years / 100K miles / or until your manufacturer's warranty ends, if there is a failure of a factory warranty-covered part due to installation of a Rough Country suspension product, Rough Country will cover the repairs at a factory authorized shop - all you pay is a $100 deductible!

What the warranty does not cover

Wear and tear items such as mountings, bushings, diminished shock and stabilizer dampening resistance, finish, dents and scratches, as these components and issues can wear out or occur naturally over time. These items are covered under a separate Limited Warranty along with other non-suspension items listed above. Replacements for non-defective items broken during off-road use may incur shipping charges.

You can view the full details of Rough Country’s warranty here.

How to get service

For warranty issues, contact Rough Country service at 1-800-222-7023.

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