6 Inch Lift Kit | Diesel | No Ovld | Vertex | Ford F-250 Super Duty (11-14)

Built for F-250 Super Duty owners who want serious ground clearance and a level stance without sacrificing ride quality — this 6-inch Rough Country lift kit transforms your truck with a complete suspension overhaul, letting you fit 35"–37" tires while maintaining factory-correct caster geometry and driveability.

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

• Vertex 2.5 Front Coilovers (qty 2) — nitrogen-charged shock absorbers engineered for balanced off-road performance and smooth highway ride.
• Vertex 2.5 Rear Coilovers (qty 2) — matched rear shocks for consistent suspension geometry and control throughout the lift range.
• 6-Inch D-Coil Spring — lifts the rear while maintaining stock ride quality and eliminating common lift block binding.
• Radius Arm Drop Brackets — allow proper caster angle adjustment to preserve factory handling and steering response.
• Fabricated Anti-Wrap Rear Blocks — durable, cast-free blocks prevent axle wrap and suspension binding under load.
• Block U-Bolt Kit — secures rear blocks to the axle housing.
• Stainless Steel Extended Brake Lines & Brackets — accommodate the lifted geometry without restricting brake function.
• Installation Hardware & Kit Box — everything needed for bolt-on installation.

Important notes

• This kit is designed for F-250 Super Duty models without rear factory contact overload springs. Does not fit F-350, dually, or diesel-engine models.
• Radius arm drop brackets enable correct caster geometry after install — critical to maintaining factory handling and driveability.
• Recommended tire range is 35"–37" for optimal clearance and load-carrying performance.

Why customers pick this at Road Runner

• Rough Country Lifetime Replacement Warranty backed locally — we handle all warranty service in-house.
• Professionally installed by technicians who perform these lifts every week — no guesswork on geometry or torque specs.
• Alignment performed in-house as part of every lift install — caster is set right, so your truck steers and tracks true.
• All extended brake lines and brackets included — nothing to source separately or retrofit after install.
• Easy bolt-on design gets most trucks lifted the same day you drop them off.
• Fabricated rear blocks engineered to eliminate axle wrap and binding — smooth ride on road and trail.

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