6 Inch Lift Kit | R/a | Ovlds | Ford F-250/f-350 Super Duty 4wd (2017-2022)

Built for Super Duty owners who want 6 inches of lift without sacrificing factory geometry, this Rough Country Radius Arm Suspension Lift delivers the clearance and handling you need. Run up to 37-inch tires while preserving smooth, factory ride quality — the kit's precision-fit radius arms and caster-corrected geometry keep your truck feeling planted on the road and trail.

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

• N3 Shock Kit — Application-valved shocks engineered for balanced on- and off-road performance.
• 6.5 In Block U-Bolt Kit with Overloads — Fabricated rear blocks that are stronger than cast alternatives and prevent axle wrap while maintaining stock ride quality.
• Radius Arm Kit Box — Factory-mount precision fit arms that preserve suspension geometry and proper caster angles for correct handling and driveability.
• Radius Arm Upgrade Box — Upgraded arms at 27 lbs each with durable rubber bushings for maximum vibration absorption and durability.
• Transfer Case Clocking Kit — Recalibrates transfer case geometry after lift installation.
• 6 Inch Coil Box — Lifted front coil springs engineered to level the truck and support the 6-inch lift height.

Important notes

• Does NOT fit F-350 dually models or manual shift transfer cases.
• Does NOT fit gas engine models or vehicles with 4-inch rear axle tubes.
• ONLY fits models equipped with factory rear contact overload springs.
• Does NOT work on models equipped with the Tremor Factory Trim Package.

Why customers pick this at Road Runner

• Rough Country Lifetime Replacement Warranty backed by local expertise — we service what we sell.
• Caster-corrected radius arms maintain factory handling and drivability after the lift.
• Professionally installed by technicians who perform these lifts every week — quality and speed you can trust.
• Alignment performed in-house as part of every lift install to ensure proper geometry.
• Anti-axle wrap rear blocks eliminate common lift-block problems and preserve smooth ride quality.

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