6 Inch Lift Kit | Diesel | 4 Link | C/o V2 | Ford F-250/f-350 Super Duty (05-07)

Built for first-generation Super Duty diesel owners who want serious lift with adjustable ride quality and corrected front-end geometry, this 6-inch 4-Link Coilover Conversion Lift Kit replaces your factory independent coil setup with a full conversion frame — complete with fixed upper arms, adjustable lower control arms, and massive 2.5-inch Vertex Coilovers. You'll gain the height and stance you want while maintaining proper caster and factory handling characteristics. Supports 35"–37" tires.

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

• 6-inch Upper Arm Kit — Fixed upper arms engineered to work with your new 4-Link setup.
• 6-inch Lower Arms — Adjustable lower control arms that allow geometry tuning and proper caster alignment.
• Vertex 2.5-inch Coilovers (pair) — Nitrogen-charged, 8-stage adjustable monotube shocks with external reservoirs; 56% greater fluid capacity than typical reservoir shocks for superior damping control.
• Radius Arm Drop Brackets — Maintain proper front-end geometry and allow precise caster correction to preserve factory handling and driveability.
• Add-A-Leaf — Rear leaf-spring reinforcement to complement the front lift and level your truck.
• 3-inch Rear Block & U-Bolt Kit — Rear suspension blocks and fasteners for complete rear support.
• Top-Mounted Reservoir Brackets & Coil-Over Mounts — 1/4-inch steel components engineered for durability and secure shock mounting.
• Kit Box — Everything you need for clean, professional installation.

Important notes

• Does not fit dually models.
• Requires exhaust modification to clear the front driveshaft during installation.
• Installation requires cutting and drilling; plan for 6–10 hours to complete the full conversion.

Why customers pick this at Road Runner

• Caster correction built in — radius arm drop brackets preserve factory handling and eliminate steering-feel issues common with lifted trucks.
• Rough Country lifetime replacement warranty backed by local service and expertise — we stand behind every kit we install.
• Professional installation by technicians who perform these conversions every week; no guesswork on geometry or alignment.
• Alignment performed in-house as part of every lift install, included with your build.
• Adjustable Vertex Coilovers let you dial in ride height and damping after install — find your perfect setup over time.

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