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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 | Gas | Ovld | C/o V2 | Ford F-250 Super Duty (15-16)

Part #: 54958UPC: 840269914591Brand: Rough Country

$2,369.95

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 maximum ground clearance and tire capacity without sacrificing ride quality — this 6-inch coilover conversion kit replaces your factory independent coil-shock setup with adjustable Vertex 2.5-inch monotube coilovers, letting you run up to 37-inch tires while maintaining factory-correct suspension geometry.

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

  • 548 Kit Box | Ford Super Duty (15-16) — complete front suspension conversion frame and mounting hardware.
  • Block U-Bolt Kit overloads | Ford Super Duty (08-16) — rear lift blocks and fasteners for increased ride height.
  • 6" Kit Box | Coilover Conversion | Ford Super Duty (17-22) — secondary coilover conversion components ensuring proper fitment.
  • Vertex 2.5 Adjustable Front Left 4.5–6 Inch | Ford F250/F350 4WD (05-22) — left-side monotube shock with nitrogen charge and 8-stage adjustability; 56% greater fluid capacity than standard shocks for superior damping control.
  • Vertex 2.5 Adjustable Front Right 4.5–6 Inch | Ford F250/F350 4WD (05-22) — right-side monotube shock with nitrogen charge and 8-stage adjustability.
  • V2 Monotube Shock Pair — matched set of balanced-performance shocks optimized for on and off-road use.
  • Radius arm drop brackets — precision-engineered to bolt into factory mounts and maintain proper caster geometry, critical for factory handling and driveability.
  • Fabricated anti-axle wrap rear blocks — stronger than cast alternatives with extended lifespan; engineered to eliminate common lift-block issues and preserve stock ride quality.

Important notes

  • ONLY fits models equipped with rear factory contact overload springs — does not fit dually models or F-350 models.
  • Installation requires cutting and drilling; plan 6–10 hours for full completion.
  • Radius arm drop brackets preserve caster geometry to maintain factory handling characteristics after lift installation.

Why customers pick this at Road Runner

  • Rough Country lifetime warranty backed locally — full replacement coverage against structural and workmanship defects.
  • Professional installation by technicians who perform these conversions every week — ensures correct geometry and alignment.
  • Alignment performed in-house as part of every lift install — your truck leaves level and tracking true.
  • Vertex 2.5-inch monotube coilovers with external reservoir and 8-stage adjustability — fine-tune your ride for any terrain without sacrificing daily comfort.

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

QtyPartPart #
1V2 MONOTUBE SHOCK PAIR760762-2
16" Kit Box | Coilover Conversion | Ford Super Duty (17-22)50010991
1548 Kit Box | Ford Super Duty (15-16)1548BOX1
1Block U-Bolt Kitoverloads | Ford Super Duty (08-16)1564BOX3
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.
  • Includes application valved N2.0 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
2015-2016FordF-250 Super Duty King Ranch4WD
2015-2016FordF-250 Super Duty Lariat4WD
2015-2016FordF-250 Super Duty Platinum4WD
2015-2016FordF-250 Super Duty XL4WD
2015-2016FordF-250 Super Duty XLT4WD
  • Tire size: 35″ to 37″ tall
  • Lift height: 6″
Does NOT F-350 models. Does NOT fit dually models. Does NOT fit gas engine models. ONLY fits models equipped with rear factory contact overload springs

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.