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3252 W Van Buren st. Phoenix, AZ 85009
3252 W Van Buren st. Phoenix, AZ 85009
3.5" Rough Country Lift Kit | 2011-2019 Chevy Silverado 2500/3500 & GMC Sierra 2500/3500 4WD (W/O overload)| Premium N3

3.5" Rough Country Lift Kit | 2011-2019 Chevy Silverado 2500/3500 & GMC Sierra 2500/3500 4WD (W/O overload)| Premium N3

by Cosmos Truck Accessories
$1,049.95 - $1,049.95
$1,049.95
$1,049.95 - $1,049.95
$1,049.95

Rough Country 3.5" Knuckle Suspension Lift Kit (2011–2019 GM 2500HD/3500HD 4WD)

 

Upgrade your 2011–2019 Chevy or GMC HD truck with bold stance, off-road readiness, and unmatched ride quality.

Rough Country’s 3.5” Knuckle Suspension Lift Kit is a premium upgrade for your 2011–2019 Chevrolet Silverado 2500HD / 3500HD and GMC Sierra 2500HD / 3500HD (4WD only). Engineered for real-world performance, this kit adds aggressive ground clearance and levels out your truck’s stance—with no cutting, drilling, or welding required.

🔧 Engineered for Strength & Performance

  • Forged Torsion Bar Keys: Precision-indexed for superior lift and strength without overstressing factory components.

  • High-Clearance Steel Knuckles: Maintain proper CV and ball joint angles, reduce bind, and ensure durability on rough terrain.

  • Forged Upper Control Arms: Preserve factory-like geometry with full articulation, increased droop travel, and long-lasting performance.

  • Differential Drop Spacers: Reduce driveline stress while maintaining alignment and factory ride comfort.

🚀 Key Benefits

  • ✅ 3.5" Front Lift – Improve ground clearance and achieve a leveled, aggressive stance.

  • ✅ Supports Up to 33” Tires – Perfect fit with proper wheel backspacing.

  • ✅ Bolt-On Installation – 100% no-cut, no-drill install using common hand tools (4–6 hours).

  • ✅ Premium Bushings – OEM-style Clevite rubber bushings for quiet operation and long-term reliability.

  • ✅ Lifetime Structural Warranty – Backed by Rough Country’s industry-leading coverage.

🎯 Customize Your Ride: Shock Package Options

Choose the ride quality that matches your driving style and terrain:

🛠 N3 Series (Standard):

  • 10-stage variable valving

  • 35mm piston / 18mm chromed shaft

  • High-pressure nitrogen-charged

🛠 V2 Monotube (Enhanced Comfort):

  • 46mm high-flow piston

  • Monotube design for fast heat dissipation

  • Inverted mounting for added strength

🛠 Vertex 2.5 Reservoir (Extreme Off-Road):

  • 2.5” piston w/ external reservoir

  • 8-stage adjustable damping

  • 3-stage seal system for long-life performance

🔧 Vehicle Fitment

  • ✔ 2011–2019 Chevy Silverado 2500HD / 3500HD (4WD)

  • ✔ 2011–2019 GMC Sierra 2500HD / 3500HD (4WD)

⚠️ Notes:

  • ❌ Does NOT fit dually models

  • ❌ Does NOT fit models with Magnetic Ride Control

🛒 Why Choose This Lift Kit?

Whether you’re towing, commuting, or tackling tough terrain, the Rough Country 3.5” Lift Kit for 2011–2019 GM 2500HD/3500HD delivers a smooth ride, aggressive looks, and unbeatable strength—all in one package.

👉 Order now and give your truck the lift it deserves—built for work, play, and everything in between.
Fitment