3.5 Inch Lift Kit
Cast Steel LCA · Chevy/GMC 1500 (14-18 & Classic)
$619.95the kit
ETA 09/21/2026 · as of Sep 19
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Before you buy
Requires cutting and grinding. Does NOT work with aftermarket control arms. New lift block replaces the factory-equipped block. Does NOT fit Denali or Denali Ultimate models as they are equipped with Magnetic Ride Control. Does NOT fit models with eAssist (ECO Hybrid) package due to additional drivetrain components and sensor placement. To ensure proper fit please confirm if the stock control arms are cast aluminum, cast steel, or stamped steel. For a visual, please click here . To ensure adequate clearance when lowering the differential models equipped with a mass damper on the front differential must be removed. For a visual, please click here . To retain factory wheels a 0.25" wheel spacer will be required SKU: 1065 .
About this kit
Strike the Perfect Balance: Not too tall, not too small-Rough Country's 3.5" Lifted Knuckle Kit delivers the ideal blend of aggressive looks, enhanced ground clearance, and everyday drivability. Whether you're hitting the trails or cruising the highway, this all-inclusive lift kit gives your vehicle a bold stance and the performance to match.
Highlights
- Enhanced Ground Clearance: Conquer rough terrain with improved undercarriage clearance for better off-road capability.
- Improved CV Axle Boot Protection: Knuckle lift design raises the CV axle position, providing better clearance from the lower control arm to reduce boot stress and wear.
- Factory Suspension Compatibility: Maintains original suspension components for reliable performance and easier installation.
- Front-to-Rear Level Stance: Eliminates the factory rake by leveling the front end with the rear for a balanced, aggressive look.
- Durable Fabricated Lift Blocks: Built stronger than cast alternatives for maximum strength and a longer service life.
- Fully Configurable with All Shock/Strut Options: Choose from our nitrogen-charged N3's to the premium Vertex reservoir for the perfect ride quality.
Read the full description
Advanced Suspension Engineering: This kit features precision-engineered lifted knuckles that retain your factory suspension components for dependable, hassle-free installation. Unlike standard kits that can expose your CV axle boots to stress and wear, Rough Country's knuckle design repositions the CV axle for improved clearance from the lower control arm-dramatically reducing boot fatigue and protecting your drivetrain.
Factory Rake Eliminated: Achieve a commanding, level profile with a front-to-rear stance that eliminates the factory rake. This not only enhances aesthetics but also improves your vehicle's balance for confident handling on and off the road.
Built to Go the Distance: Fabricated rear lift blocks outlast cast alternatives with superior strength and corrosion resistance. Whether you're tackling rocky trails or hauling gear, these rugged components are made to endure.
Tailored Ride Performance: This kit includes Rough Country's premium N3 shocks-10-stage variable valving, nitrogen-charged for the perfect fusion of off-road performance and on-road comfort. Want more? It's fully configurable with Rough Country's full lineup of shocks and struts, including the high-performance Vertex reservoir upgrade.
Peace of Mind Included: Rough Country backs this kit with a Limited Lifetime Replacement Guarantee, ensuring your suspension is ready for whatever comes next.
What's in the box
- 1 × 3.5 Inch Lift Kit | Chevy Silverado & GMC Sierra 1500 4WD (2007-2013) Part #199.20
- 1 × 2014-16.5 3.5in Cast Steel Lca Knuckles | Chevy 1500 (14-18) GMC 1500 (14-18) Part #12430BOX1
Specifications
| Brand | Rough Country |
|---|---|
| Part number | 12430 |
| UPC | 843030153946 |
| Lift | 3.5″ |
| Shipping weight | 87.5 lb |
| Country of origin | USA |
| Shipping | Arrives in more than one box |
Trucks it fits
| Truck | Years | Drive | Trims |
|---|---|---|---|
| Chevrolet Silverado 1500 | 2014–2018 | 4WD | High Country, LT, LTZ, WT |
| Chevrolet Silverado 1500 | 2015–2018 | 4WD | LS, SSV |
| Chevrolet Silverado 1500 | 2016–2018 | 4WD | Custom |
| GMC Sierra 1500 | 2014–2018 | 4WD | Base, SLE, SLT |