3.5 Inch Lift Kit | Knuckle | Vertex | Chevy/gmc 2500hd/3500hd (11-19)

Built for Chevy and GMC 2500HD/3500HD owners who want 3.5 inches of lift without fabrication, this Rough Country Knuckle Lift Kit delivers increased ground clearance and front-to-rear leveling using precision-engineered knuckles and forged upper control arms. You'll clear 33"–35" tires with proper wheel backspacing and preserve driveline geometry through differential drop spacers that reduce CV bind.

Installed and serviced at Road Runner Wheels & Tires. Most lift kits go in the same day. Call (678) 400-6467 to schedule.

What's included

• 3.5" Lift Kit — the complete lift assembly engineered for Silverado and Sierra 2500HD/3500HD models.
• Red Forged Upper Control Arms — maintain proper suspension geometry and full range of motion while delivering a bold powdercoated finish.
• Vertex 2.5" Front Reservoir Shocks (qty 2) — tuned for the 3.5" lift, these premium shocks absorb trail impacts while keeping your ride smooth on the highway.
• Vertex 2.5" Rear Reservoir Shocks (qty 2) — matched to work across 3.5"–7.5" lift applications, providing consistent damping and durability.
• Precision-Engineered Driver and Passenger Knuckles — reduce CV bind and optimize driveline angles for long-term reliability.

Important notes

• This kit does NOT fit models equipped with rear overload springs due to u-bolt length variances.
• This kit does NOT fit dually models due to u-bolt design differences.
• Tire clearance is 33"–35" with proper wheel backspacing; confirm your wheel offset before installation.
• A torsion bar removal tool (Rough Country part 1067) is recommended for easier installation.

Why customers pick this at Road Runner

• Bolt-on design — no cutting, drilling, or welding needed; preserves your factory components.
• Factory-corrected geometry — precision knuckles and upgraded control arms keep your driveline angles optimized and CV bind minimized.
• Rough Country lifetime warranty — backed locally and honored by our service team.
• Professional installation and in-house alignment — our techs perform these kits every week and dial in your suspension as part of the job.
• Red or aluminum control arm finishes — customize the look to match your build.
• Premium Vertex shocks included — reservoir technology for smooth highway driving and trail capability in one package.

Ready to build it? Call (678) 400-6467. Hablamos Español.