6 Inch Lift Kit | 4-link | No Ovld | C/o Vertex | Ford F-250/f-350 Super Duty (17-22)

Built for Ford Super Duty owners who want maximum ride quality and ground clearance without sacrificing factory handling, this 6-inch 4-Link Coilover Conversion Lift Kit replaces your factory independent coil setup with adjustable Vertex Coilovers, delivering up to 37-inch tire clearance and proper caster geometry through radius arm drop brackets.

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

• Box Kit | Ford Super Duty (17-22) — Structural frame components engineered to support the full coilover conversion.
• 4.5–6in Up Arm Kit | Ford Super Duty (17-22) — Fixed upper arms maintain predictable geometry under load.
• 4.5–6in Lower Arms | Ford Super Duty (17-22) — Adjustable lower control arms allow fine-tuning of ride height and caster angle.
• 4.5 In Block U-Bolt Kit No Overloads | Ford Super Duty (11-22) — Fabricated lift blocks stronger than cast alternatives, engineered to eliminate axle wrap while preserving stock ride quality.
• 6" Kit Box | Coilover Conversion | Ford Super Duty (17-22) — Top-mounted reservoir brackets and coil-over mounts constructed from 1/4-inch steel.
• Transfer Case Clocking Kit | Ford Super Duty (17-24) — Recalibrates transfer-case alignment after lift installation.
• Vertex 2.5 Adj FR Coilovers (Left & Right) — Monotube design with external reservoir, 2.5-inch nitrogen-charged piston delivers 56% greater fluid capacity than standard reservoir shocks, 8-stage adjustability for tuning suspension response.
• Vertex 2.5 RR Coilovers (Pair) — Rear coilovers matched to front for balanced dampening and ride height.

Important notes

• 10-speed transmission models require dial pin removal before installation.
• Does NOT fit gas engine models — diesel only.
• Does NOT fit manual shift transfer cases or dually models.
• Does NOT work on vehicles equipped with the Tremor Factory Trim Package.
• New fabricated lift block replaces the factory-equipped lift block; radius arm drop brackets maintain proper caster angle to preserve factory handling characteristics.

Why customers pick this at Road Runner

• Coilover conversion delivers superior ride quality and height adjustability — tune dampening on the fly for different loads and terrain.
• Radius arm drop brackets and transfer-case clocking preserve factory geometry, so handling and driveline angles stay correct after the lift.
• Rough Country's lifetime warranty backed locally — we stand behind every kit we install.
• Professional installation by technicians who perform these conversions every week — alignment dialed in before you drive off.

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