6 Inch Lift Kit | Gas | Radius Arm | V2 | Ford F-250/f-350 Super Duty (08-10)

Built for Super Duty owners who want 6 inches of clearance without sacrificing factory geometry, this radius arm lift kit pairs upgraded suspension arms with matched coil springs and adjustable shocks to level your truck bed-to-bumper. Support up to 35"–37" tires while maintaining proper caster angles and driveline alignment.

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

• Radius Arm Upgrade Boxes (qty 2) — Heavy-duty arms at 27 lbs each with durable rubber bushings that absorb vibration while preserving factory suspension angles for a more predictable ride.
• 6 Inch Coil Springs — Fabricated coil box engineered for durability and a longer lifespan than cast alternatives, paired to deliver the full 6-inch lift.
• V2 Monotube Shock Absorber Pair (qty 2) — Application-valved N3 series shocks tuned for balanced on- and off-road performance, ideal for daily driving.
• Add-A-Leaf — Rear spring reinforcement that levels the truck and handles payload capacity.
• 3 Inch Block and U-Bolt Kit — Rear axle blocks that work in tandem with the add-a-leaf to achieve proper ride height.
• Adjustable Alignment Cam — Axle-mounted caster adjustment hardware to fine-tune suspension geometry after installation.
• Track Bar Relocation Bracket & Drop Pitman Arm — Steering and suspension geometry corrections that keep your truck tracking straight.
• Brake Line Relocation Brackets — Prevents clearance issues and protects your brake lines under the new ride height.

Important notes

• Does not fit dually models.
• Factory rear contact overload springs must be removed.
• Gas models may require exhaust modification to clear the front driveshaft.

Why customers pick this at Road Runner

• Bolt-on design — no cutting, drilling, or welding required for a faster, cleaner install.
• Factory-angle radius arms preserve driveline geometry, eliminating costly vibration and premature wear.
• Adjustable caster cam lets our techs dial in alignment on the lift, delivered ready to drive.
• Rough Country lifetime warranty backed by local service — if something fails, we take care of it.
• Paired shocks and springs tuned for both highway comfort and light off-road duty.
• Professional alignment performed in-house as part of every lift install, included in your quote.

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