6 Inch Lift Kit | Diesel | No Ovld | Fr D/s | M1 | Ford F-250/f-350 Super Duty (17-22)

Built for F-250/F-350 Super Duty diesel owners who want serious ground clearance without sacrificing driveline geometry, this 6-inch lift kit combines raised coil springs, fabricated rear blocks, and radius arm drop brackets to preserve factory caster angles and handling. Run 35–37 inch tires while keeping the ride quality smooth and predictable.

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" coil springs — lift the front suspension while maintaining ride quality and factory ride angles.
• Radius arm drop brackets — allow precise caster correction to preserve factory handling and prevent premature tire wear.
• Fabricated anti-wrap rear blocks — stronger than cast alternatives and engineered to prevent axle wrap and binding under load.
• CV front driveshaft — accommodates the increased suspension height and maintains proper angles at full articulation.
• M1 Monotube shock pair (front and rear) — valved specifically for this application to deliver balanced on and off-road performance.

Important notes

• Does not fit F-350 dually models.
• Does not fit manual shift transfer cases.
• Does not fit gas engine models — diesel only.
• Does not fit models with 4" rear axle tubes.
• Does not fit models equipped with factory rear contact overload springs.
• Does not fit Tremor Factory Trim Package equipped models.

Why customers pick this at Road Runner

• Radius arm drop brackets are precision-engineered to maintain factory caster geometry — critical to keeping your truck handling like stock despite the 6 inches of lift.
• Rough Country lifetime replacement warranty backed by local service — if anything fails, we handle the swap.
• Professionally installed by technicians who do these lifts every week — no guesswork on driveshaft angles or shock tuning.
• Alignment performed in-house as part of every lift install — you drive away dialed in.
• Front CV driveshaft included — designed to work with your diesel's power delivery without vibration or premature wear.
• Fabricated rear blocks outlast cast competitors and prevent the axle wrap that common lift blocks cause.

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