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

SKU RC110340

$1,859.95 Free Ship!
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Product Specifications

  • Front Lift Height:4"
  • Lift Type:Lifted Knuckles/Blocks
  • Max Tire Size:35"
  • Note:Fits models with 5.3L V8 or 6.2L V8 ONLY
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Product Specs for Rough Country 110340

  • Front Lift Height:4"
  • Lift Type:Lifted Knuckles/Blocks
  • Max Tire Size:35"
  • Note:Fits models with 5.3L V8 or 6.2L V8 ONLY
  • Instructions: Rough Country 110340 Installation Instructions.
  • Front Shock:(2) M1 Stuts
  • Rear Shock:(2) M1 Series
  • UPC: 840269966644
  • MPN: 110340
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Rough Country 110340 Details

Rough Country 4 inch suspension lift kit 110340 for the 4WD Chevy Silverado Trail Boss and GMC Sierra AT4 1500 is designed to enhance both performance and style and give your truck a bold, aggressive look while maintaining factory-like ride quality. The kit includes front lifted M1 struts, durable steel knuckles, differential brackets plus rear lift blocks and M1 shocks.

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.
  • 100% precision laser cut materials using the latest computer-aided design process.
  • Fabricated blocks are stronger and offer a longer lifespan than cast blocks.

Components

Front
  • Lifted M1 Struts
  • Lifted Knuckles
  • Front Crossmember
  • Rear Crossmember
  • CV 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 M1 Shocks

Installation/Fitment Notes

  • Requires cutting and drilling.
  • ONLY fits LT Trail Boss, Custom Trail Boss, and AT4 models as they are equipped with a 2-inch factory lift.

Tire and Wheel

  • Does NOT fit factory wheels.
  • 20-inch or larger aftermarket wheels are required.
  • Wheels must feature 4.5in backspacing to fit.
  • Please test fit wheels prior to installation.
  • Some aftermarket wheels may require 0.25" wheel spacer #1065.
  • Vehicle Application Guide for Rough Country 110340

    The RC110340 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 Lift Kits Rough Country Lift Kits , to view all vehicle makes and models.

    • Chevrolet
    • GMC
    YearMakeModelVehicle OptionInstallation Notes
    2025 Chevrolet Silverado 1500 Custom Trail BossFits 4 Wheel DriveFits models with 5.3L V8 or 6.2L V8 ONLY. Requires cutting and drilling. ONLY fits LT Trail Boss, Custom Trail Boss, and AT4 models as they are equipped with a 2-inch factory lift. 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. Some aftermarket wheels may require 0.25" wheel spacer #1065.
    2025 Chevrolet Silverado 1500 LT Trail BossFits 4 Wheel DriveFits models with 5.3L V8 or 6.2L V8 ONLY. Requires cutting and drilling. ONLY fits LT Trail Boss, Custom Trail Boss, and AT4 models as they are equipped with a 2-inch factory lift. 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. Some aftermarket wheels may require 0.25" wheel spacer #1065.
    2025 GMC Sierra 1500 AT4Fits 4 Wheel DriveFits models with 5.3L V8 or 6.2L V8 ONLY. Requires cutting and drilling. ONLY fits LT Trail Boss, Custom Trail Boss, and AT4 models as they are equipped with a 2-inch factory lift. 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. Some aftermarket wheels may require 0.25" wheel spacer #1065.

    Customer Q&A - Rough Country 110340


    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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