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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 | No Ovld | C/o V2 | Ford F-250/f-350 Super Duty (17-22)

Part #: 50456UPC: 840269915352Brand: Rough Country

$2,589.95

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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Call (678) 400-6467

Built for diesel Super Duty owners who want maximum ground clearance without sacrificing ride quality, this 6-inch coilover conversion lift kit transforms your truck's suspension geometry while keeping factory handling intact. You'll run 35–37 inch tires and preserve smooth, factory-tuned driveability — a rare combination in premium lift kits.

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 lift kit box — complete structural package engineered for your Super Duty platform.
  • Coilover conversion kit — replaces factory coil-shock setup with a precision-fit assembly.
  • Vertex 2.5-inch adjustable front coilovers (left and right) — nitrogen-charged, 8-stage adjustable monotube shocks with external reservoir offering 56% greater fluid capacity than conventional shocks for superior damping control and ride quality.
  • Radius arm drop brackets — allow proper caster geometry to maintain factory handling and steering response.
  • 4.5-inch rear block kit — specially designed to prevent axle wrap while keeping stock ride quality intact.
  • Transfer case clocking kit — ensures correct transfer case angle and driveline geometry after lift installation.
  • V2 monotube shock pair — precision-tuned for your specific truck weight and setup.

Important notes

  • Diesel-engine models only — does not fit gas-engine Super Duty trucks.
  • Does not fit dually models or trucks equipped with manual-shift transfer cases.
  • Requires factory rear contact overload springs — does not work on models without them.
  • Not compatible with Tremor Factory Trim Package.
  • Installation requires cutting and drilling; plan 6–10 hours for full completion.

Why customers pick this at Road Runner

  • Radius arm drop brackets preserve factory caster angle — critical to maintaining steering feel and tire wear after lifting.
  • Transfer case clocking kit included — ensures proper driveline geometry and prevents binding or premature wear.
  • Rough Country's industry-leading limited lifetime warranty backed by local service and support.
  • Alignment performed in-house as part of every lift install — no separate trip to an alignment shop.
  • Our technicians install these kits weekly — your truck gets the benefit of proven process and real-world experience.

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

QtyPartPart #
1Transfer Case Clocking Kit | Ford Super Duty (17-24)55003
1V2 MONOTUBE SHOCK PAIR760805-2
1Kit Box | 6" Kit | Ford Super Duty (17-22)1504991
16" Kit Box | Coilover Conversion | Ford Super Duty (17-22)50010991
14.5 In Block U-Bolt Kit No Overloads | Ford Super Duty (11-22)1563BOX4
1Vertex 2.5 Adj FR Lh 4.5IN-6.IN | Ford F250/F350 4WD (05-22)685042L
1Vertex 2.5 Adj FR Rh 4.5IN-6.IN | Ford F250/F350 4WD (05-22)685042R

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.
  • 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 ONLY fits models equipped with rear factory contact overload springs. 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.