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★★★★★ 4.9 (625 Google reviews) · Marietta shop · 📞 (678) 400-6467 · 🗺️ Get Directions · Live From The Shop
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Rough Country · Authorized Dealer

6 Inch Lift Kit | Diesel | Ovld | V2 | Ford F-250/f-350 Super Duty 4wd (17-22)

Part #: 50370UPC: 843030161910Brand: Rough Country

$1,539.95

Price does not include installation.

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*Estimated lease-to-own payment. Final approval and terms are determined by the lender. See all financing options →

🛠️ Install available in Marietta, GA

Installed and serviced at Road Runner Wheels & Tires — 1585 Roswell Rd, Marietta, GA 30062. Call (678) 400-6467 to schedule.

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Built for diesel Super Duty owners who want 6 inches of lift without sacrificing factory ride quality, this Rough Country suspension lift kit delivers serious ground clearance while preserving driveability. You'll clear up to 37-inch tires and maintain proper suspension geometry thanks to radius arm drop brackets that keep caster angles factory-correct — the difference between a truck that handles like stock and one that feels loose on the highway.

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 coil springs — engineered to handle the lift height while maintaining ride quality on and off-road.
  • Radius arm drop brackets — bolt to factory mounts and preserve proper caster angle for factory-like handling and driveability.
  • Fabricated anti-wrap rear blocks — stronger than cast alternatives, prevent axle wrap and binding, and maintain stock ride characteristics.
  • 6.5-inch block U-bolt kit — secures the rear lift blocks with overload capacity.
  • Transfer case clocking kit — ensures proper transfer-case geometry after the lift is installed.
  • V2 Monotube shock absorbers (pair) — valved for balanced on-road and off-road performance.

Important notes

  • Does NOT fit gas engine models — diesel only.
  • Does NOT fit dually models.
  • Does NOT fit manual shift transfer cases.
  • Does NOT work on models equipped with Tremor Factory Trim Package.

Why customers pick this at Road Runner

  • Radius arm drop brackets correct caster geometry — your truck handles like stock, not loose.
  • Rough Country Lifetime Replacement Warranty backed by local service and parts availability.
  • Professional installation by technicians who perform diesel Super Duty lifts every week.
  • Alignment performed in-house as part of every lift install — ensures tire wear and handling are dialed in from day one.
  • Transfer-case recalibration handled during install — no surprises with driveline geometry.
  • Fabricated anti-wrap blocks and precision-fit components mean no binding, no axle wrap, smooth ride quality preserved.

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

QtyPartPart #
16 Inch Coil Box | Ford Super Duty (05-22)9296
16.5 In Block U-Bolt Kitoverloads | Ford Super Duty (17-22)1550BOX2
1Kit Box | 6" Kit | Ford Super Duty (17-22)1504991
1Transfer Case Clocking Kit | Ford Super Duty (17-24)55003
1V2 MONOTUBE SHOCK PAIR760754-3
1V2 MONOTUBE SHOCK PAIR760805-2

Features

  • Easy bolt-on installation
  • Increased ground clearance
  • Levels the front with the rear of the vehicle
  • Radius arm drop brackets allow for properly set caster. Proper caster is crucial to maintaining factory handling and driveability.
  • Includes application valved N3 series shock absorbers which offer the best in balanced performance for on and off-road use.
  • Fabricated blocks are stronger and offer a longer lifespan than cast blocks.
  • Specially designed anti-axle wrap rear blocks maintain stock ride quality while eliminating common lift block problem.
YearsMakeModelDrive
2017-2022FordF-250 Super Duty King Ranch4WD
2017-2022FordF-250 Super Duty Lariat4WD
2017-2022FordF-250 Super Duty Platinum4WD
2017-2022FordF-250 Super Duty XL4WD
2017-2022FordF-250 Super Duty XLT4WD
2018-2022FordF-250 Super Duty Limited4WD
2017-2022FordF-350 Super Duty King Ranch4WD
2017-2022FordF-350 Super Duty Lariat4WD
2017-2022FordF-350 Super Duty Platinum4WD
2017-2022FordF-350 Super Duty XL4WD
2017-2022FordF-350 Super Duty XLT4WD
2018-2022FordF-350 Super Duty Limited4WD
  • Tire size: 35″ to 37″ tall
  • Lift height: 6″
Does NOT fit gas engine models. Does NOT fit dually models. Does NOT fit manual shift transfer cases Does NOT work on models equipped with Tremor Factory Trim Package

Rough Country Lifetime Replacement Warranty covers all structural components against defects in materials and workmanship for the original purchaser's lifetime ownership of the vehicle.

3-Year Finish Warranty on all painted and powder-coated surfaces.

3-Year Shock Warranty on N3, M1, and Vertex shocks against leakage and structural failure.

Warranty service is handled by Rough Country directly — call (678) 400-6467 if you need help opening a warranty claim and we'll walk you through it.