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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 | Ovld | D/s | Vertex | Ford F-250/f-350 Super Duty 4wd (23-26)

Part #: 43851UPC: 840269935367Brand: Rough Country

$3,399.95

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 Ford Super Duty owners who want more ground clearance without sacrificing ride quality — this 6-inch Radius Arm Drop Suspension Lift Kit transforms your 2023–2026 F-250/F-350 4WD while preserving factory handling geometry. Run up to 37-inch tires and keep the smooth, predictable drivability you expect from a stock truck.

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 FR 6 In Shocks (qty 2) — precision-valved N3 series absorbers engineered for balanced on and off-road performance with maintained factory ride quality.
  • Vertex 2.5 RR 6 In Shocks (qty 2) — rear shocks matched to the front for consistent suspension response across the platform.
  • Radius Arm Drop Brackets — allow for properly set caster angles to maintain factory handling and driveability after the lift.
  • 6.5 In Block U-Bolt Kit — fabricated rear blocks stronger and longer-lasting than cast alternatives, with anti-axle wrap design to eliminate common lift block issues.
  • 6 Inch Coil Box — engineered to work with the radius arm geometry for correct suspension angles.
  • CV Drive Shaft (Front) — accommodates the lifted suspension geometry and maintains driveline integrity.
  • Kit Box — all fasteners, brackets, and hardware needed for bolt-on installation.

Important notes

  • 10-speed transmission models require dial pin removal prior to installation.
  • Does NOT fit gas engine models — diesel Super Duty only.
  • Does NOT fit manual shift transfer cases.
  • Does NOT fit dually models.
  • Does NOT work on models equipped with the Tremor Factory Trim Package.
  • Installation requires cutting and drilling; plan 6–10 hours for completion.

Why customers pick this at Road Runner

  • Radius arm drop brackets correct factory caster geometry — your truck handles like stock, not like a lift kit.
  • Rough Country's limited lifetime replacement warranty backed by local service and support.
  • Professionally installed by technicians who perform these lifts every week — no guesswork.
  • Alignment performed in-house as part of every lift install, ensuring proper geometry and tire wear.
  • Fabricated blocks and premium N3 shocks designed to outlast and outperform budget alternatives.

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 (2023)43700992
1CV Drive Shaft | Front | Diesel | Ford F-250/F-350 Super Duty 4WD (2017-2023)5068.1
2Vertex 2.5 FR 6 In | Ford Super Duty (05-22)685754
2Vertex 2.5 RR 6 In | Ford Super Duty (17-25)695805

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
2023-2024FordF-250 Super Duty Limited4WD
2023-2026FordF-250 Super Duty King Ranch4WD
2023-2026FordF-250 Super Duty Lariat4WD
2023-2026FordF-250 Super Duty Platinum4WD
2023-2026FordF-250 Super Duty XL4WD
2023-2026FordF-250 Super Duty XLT4WD
2023-2024FordF-350 Super Duty Limited4WD
2023-2026FordF-350 Super Duty King Ranch4WD
2023-2026FordF-350 Super Duty Lariat4WD
2023-2026FordF-350 Super Duty Platinum4WD
2023-2026FordF-350 Super Duty XL4WD
2023-2026FordF-350 Super Duty XLT4WD
  • Tire size: 35″ to 37″ tall
  • Lift height: 6″
Models equipped with a 10-speed transmission must remove dial pin. Does NOT fit gas engine models. Does NOT fit manual shift transfer cases. Does NOT fit dually models. 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.