6 Inch Lift Kit | Diesel | 4 Link | C/o Vertex | Ford F-250/f-350 Super Duty (08-10)

Built for Ford Super Duty diesel owners who want a commanding ride upgrade without sacrificing handling, this 6-inch 4-Link Coilover Conversion Lift Kit replaces your factory independent coil setup with adjustable Vertex Coilovers, giving you up to 37-inch tire clearance and properly corrected caster geometry that keeps your truck driving like a Super Duty should.

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

• 6in Up Arm Kit — Fixed upper control arms engineered for the 4-Link conversion geometry.
• 6in Lower Arms — Adjustable lower control arms that work with the upper kit to dial in proper suspension angles.
• 584s Kit Box — Mounting brackets and hardware specific to 2008–2010 Super Duty models.
• 6" Kit Box | Coilover Conversion — Top-mounted reservoir brackets and coil-over mounts constructed from 1/4-inch steel.
• Vertex 2.5 Adjustable Front Coilovers (Pair) — 2.5-inch piston, nitrogen-charged, 8-stage adjustable shocks with monotube design and external reservoir for 56% greater fluid capacity and superior damping control.
• Vertex 2.5 Rear Coilovers (Pair) — Matching rear coil-overs for balanced suspension response and ride quality.
• Add-A-Leaf — Rear leaf spring extension to level the vehicle and support the lifted stance.
• 3 Inch Block And U-Bolt Kit — Rear lift blocks and fasteners for 2WD and 4WD applications.
• Radius Arm Drop Brackets — Allow proper caster setting, crucial to maintaining factory handling and driveability after the conversion.

Important notes

• Does not fit dually models.
• If your vehicle is equipped with rear overload leafs, they will need to be removed.
• Gas models may require exhaust modification to clear the front driveshaft.
• Installation requires cutting and drilling — plan 6–10 hours for complete assembly.

Why customers pick this at Road Runner

• Rough Country Vertex Coilovers are backed by a limited lifetime replacement warranty against manufacturer defects — backed locally by a team that stands behind every install.
• Radius arm drop brackets are pre-engineered to preserve factory caster geometry, so your truck handles and drives like a Super Duty even after the lift.
• Professionally installed by technicians who perform these conversions every week — no guesswork.
• Post-install alignment performed in-house ensures your suspension is dialed in from day one.

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