Installation Time
(approx) a Day
Difficulty Level:
Light to Moderate mechanical skill required.
FREE 1 to 3-Day Delivery on Orders $149+ Details
Rough Country Suspension 6-Inch Suspension Lift Kit with Premium N3 Struts and Shocks (25-26 V8 Sierra 1500 w/ Mono-Leaf Springs, Excluding AT4 & Denali)Find parts that fit my vehicle
Item S591613
Our Price
$1,749.95 kit
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$87.50 Available in AT Cash Rewards.
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- Explore New Heights With An All-New Design Featuring Aggressive Angles And Styling
- Innovative Design With Durable Steel Knuckles, Differential Brackets, And Drop Cross Members
- Upper Strut Spacers Provide Strength And Rigidity For Enhanced Lift Height
- Rear Lift Blocks, Shocks, And U-Bolts Retain Factory-Like Suspension Geometry
- Allows Clearance For Up To 35-Inch Tires Without Additional Modifications
- Includes (2) Premium Nitrogen-Charged N3 Rear Shock Absorbers
- Installation Requires Minor Cutting, Drilling, And A Strut Compressor
- Estimated Install Time Of 8-10 Hours Suitable For Experienced Home Installation
- Limited Lifetime Replacement Warranty Against Manufacturer Defects
- Enhances Stance By Lifting And Leveling Vehicle From Front To Rear
- High-Clearance Crossmember Design Maintains Suspension Geometry For Superior Handling
- Heavy-Duty Cast Knuckles Provide Extreme Durability For Rugged Terrain
- Retains Stock Track Width For Proper Wheel Alignment And Stability
- Precision Engineering With 100% Laser-Cut Materials Using Advanced CAD Technology
- Heavy-Duty Fabricated Lift Blocks Offer Superior Strength Over Cast Alternatives
- Does Not Fit Denali Or Denali Ultimate Models Due To Adaptive Ride Control
- Does Not Fit AT4 Or AT4X Models Equipped With Factory Lift And Specialized Dampers
- Requires 20-Inch Or Larger Aftermarket Wheels With 4.5-Inch Backspacing
- Some Aftermarket Wheels May Require Up To 0.25-Inch Wheel Spacers For Proper Fitment
- Front Kit Includes Lifted Knuckles, Crossmembers, Differential Drop Brackets, Skid Plates, Sway-Bar Drop Brackets, And Hardware
- Rear Kit Includes Fabricated Lift Blocks, Brake Line Brackets, U-Bolts, And Hardware
- Fits 2025-2026 V8 GMC Sierra 1500 Equipped With OEM Mono-Leaf Springs, Excluding AT4 & Denali Models
| Brand | Rough Country Suspension |
| Lift Height | 6.00 Inch |
| Lift Kit Type | Spacer Lift |
| Lift Kit Max Tire Size | 37 Inch |
| Brand of Shocks | Rough Country |
| Rear Lift Type | Spacer |
| Shock Style | Non-Reservoir |
Description
Superior Suspension Lift. The Rough Country 6-Inch Suspension Lift Kit with Premium N3 Rear Shocks elevates your 2025-2026 V8 GMC Sierra 1500’s stance while maintaining optimal off-road performance. Designed to provide up to 6 inches of lift, this kit allows for the installation of larger tires up to 35 inches and improves ground clearance, enhancing both appearance and capability. It is engineered to maintain factory suspension geometry, improving handling and ride quality.
Construction and Appearance. This lift kit features precision laser-cut steel components, including heavy-duty cast knuckles and fabricated lift blocks that offer superior strength and durability. Engineered with advanced CAD technology, the steel parts ensure a precise fit and are finished to withstand rigorous off-road conditions, maintaining a rugged, long-lasting appearance.
Installation. Installation requires mechanical skills including minor cutting and drilling, along with the use of a strut compressor. The process typically takes 8 to 10 hours and is suitable for experienced enthusiasts performing installation at home with the appropriate tools.
Warranty. The kit is backed by a limited lifetime replacement warranty covering structural and workmanship defects, ensuring peace of mind for long-term use.
Application and Fitment. This kit is specifically designed for 2025-2026 V8 GMC Sierra 1500 models equipped with OEM mono-leaf springs. It is not compatible with Denali or Denali Ultimate models due to Adaptive Ride Control, nor with AT4 or AT4X models equipped with factory lifts and specialized suspension components. The kit requires aftermarket wheels of 20 inches or larger with 4.5-inch backspacing. Some wheel setups may require up to a 0.25-inch wheel spacer for proper fitment.
Rough Country Suspension 26632_A
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Install Details & What's in the Box
Installation Info
What's in the Box
- (2) Premium N3 Loaded Struts
- (2) Rear N3 Shocks
- (2) Heavy-Duty Cast Knuckles
- (2) Fabricated Lift Blocks
- (2) High-Clearance Crossmembers
- (1) Set Of Differential Drop Brackets
- Hardware
Tech Guides:
- Lift Kit vs Leveling Kit: Which Upgrade Is Right for Your Truck?
- How Much Lift Does My Truck Need? Picking the Right Lift Height
- Pros and Cons of Lifting Your Truck: What Every Owner Should Know
- Towing Suspension Upgrades: Suspension Components to Improve Towing Capability
- Lift Kits - How Adding Ground Clearance Makes Trucks More Capable Off-Road
- Do Lifted Trucks Use More Fuel? MPG Loss by Lift Height, Tire Size, and How to Save
- What Is Rake? How Leveling Your Truck Improves Appearance
- FAQ What Are The Best Suspension Systems? How Suspension Systems Work
- Off-Road Suspension 101: What To Know Before You Go
- Lift Kits vs. Leveling Kits: What’s the Difference?
- 8 Most Popular Rides to Upgrade Suspensions in 2021
- GMC Sierra 1500 Lift Kits Explained
4.8
Customer Reviews (32)
Questions & Answers
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Will It Fit My Sierra 1500
- 5.3L V8 - 25, 26
- 6.2L V8 - 25, 26
