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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 | R/a | Ovlds | V2 | Ford F-250/f-350 Super Duty 4wd (17-22)

Part #: 51270UPC: 843030190156Brand: Rough Country

$1,839.95

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 Super Duty owners who want a commanding stance and serious tire clearance, this 6-inch Radius Arm lift kit delivers factory-geometry suspension geometry with modern capability. Run up to 37-inch tires while preserving the smooth ride quality Rough Country is known for — thanks to precision-fit radius arms, anti-wrap rear blocks, and specially valved V2 Monotube shocks engineered for balanced on and off-road performance.

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

  • Radius Arm Kit Box — precision-engineered arms that bolt into factory mounts and preserve proper suspension geometry for factory-like handling and driveability.
  • Radius Arm Upgrade Box (qty 2) — upgraded arms with 27 lbs each of beefy construction and durable rubber bushings for maximum vibration absorption.
  • 6.5 In Block U-Bolt Kit — overload blocks engineered to prevent axle wrap and binding while maintaining stock ride quality.
  • 6 Inch Coil Box — lifted coil springs sized to work with the radius arm geometry and lift height.
  • V2 Monotube Shock Pair (qty 2) — ultra-durable, application-valved N3 series shocks tuned for balanced on and off-road performance.
  • Transfer Case Clocking Kit — ensures proper transfer case alignment and driveline geometry after the lift is installed.

Important notes

  • Does NOT fit gas engine models — diesel-only fitment.
  • Does NOT fit dually models.
  • Does NOT fit manual shift transfer cases.
  • Does NOT work on models equipped with Tremor Factory Trim Package.
  • Recommended tire range is 35–37 inches; larger sizes may compromise geometry corrections.

Why customers pick this at Road Runner

  • Radius arm drop brackets and transfer case clocking maintain proper caster and driveline geometry — keeping your truck's factory handling intact after the lift.
  • Fabricated anti-wrap rear blocks are stronger and last longer than cast blocks, eliminating common lift-block problems.
  • Rough Country Lifetime Replacement Warranty backed by local expertise — we install these every week and stand behind the work.
  • Professional alignment performed in-house as part of every lift install, ensuring straight tracking and even tire wear.
  • Same-day installation at most shops; we schedule right over the phone.

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
1Radius Arm Kit Box | Ford Super Duty (17-22)512BOX1
1Transfer Case Clocking Kit | Ford Super Duty (17-24)55003
1V2 MONOTUBE SHOCK PAIR760754-3
1V2 MONOTUBE SHOCK PAIR760805-2
1Radius Arm Upgrade Box | Ford F-250/F-350 Super Duty 4WD (2005-2022)53600991A
1Radius Arm Upgrade Box | Ford F-250/F-350 Super Duty 4WD (2005-2022)53600992A

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.