4.5 Inch Lift Kit | Drw | D/s | M1 | Ford F-350 Super Duty 4wd (2017-2022)

Built for F-350 Super Duty owners who want commanding ground clearance and a commanding stance — this 4.5-inch lift kit transforms your truck's geometry while preserving factory handling. Rough Country's all-inclusive suspension upgrade includes coil springs, fabricated rear blocks, CV driveshaft, and monotube shocks tuned for both on and off-road performance. Supports 33"–35" tires in the recommended range.

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

• Lifted coil springs — engineered to raise the front and rear while maintaining proper ride geometry.
• Fabricated rear blocks — stronger and longer-lasting than cast alternatives; designed to prevent axle wrap and binding.
• CV front driveshaft — accommodates the changed suspension geometry on diesel Super Duty models.
• Radius arm drop brackets — allow proper caster adjustment to maintain factory handling and driveability characteristics.
• M1 Monotube shock absorbers — valved for balanced on and off-road performance with superior durability.

Important notes

• Diesel engine models only — does not fit gasoline F-350 Super Duty.
• Dual rear wheel (DRW) application only — not compatible with single rear wheel configurations.
• Not compatible with manual shift transfer cases.
• Does not fit 2020 models equipped with the 10-speed transmission.
• Does not fit vehicles with the Tremor Factory Trim Package.
• Dually wheel spacers may be required depending on wheel selection and offset.

Why customers pick this at Road Runner

• Radius arm drop brackets preserve factory caster geometry — critical for maintaining stock steering feel and tire wear.
• Fabricated rear blocks engineered to prevent axle wrap and binding under load.
• Professionally installed by technicians who service these kits every week — correct driveshaft angles, bracket alignment, and shock valving matter.
• Alignment performed in-house as part of every lift install — ensures your suspension geometry is dialed in before you drive off.
• Rough Country Lifetime Replacement Warranty backed locally — if anything fails, we replace it.

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