Rough Country · Authorized Dealer
6 Inch Lift Kit | Diesel | Radius Arm | Vertex | Ford F-250 Super Duty (11-14)
$3,099.95
Price does not include installation.
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🛠️ 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 F-250 Super Duty diesel owners who want a level stance with preserved factory geometry — this 6-inch radius arm lift kit delivers 6 inches of front and rear clearance while maintaining the suspension angles that keep your truck riding like a truck. Supports 35–37 inch tires and features heavy-duty radius arms engineered to bolt straight into factory mounts.
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
- Diesel Kit Box — frame and chassis components tuned for Super Duty diesel application.
- Block U-Bolt Kit — fabricated, anti-axle-wrap rear blocks engineered to maintain stock ride quality without common lift-block issues.
- Radius Arm Upgrade Box (qty. 2) — heavy-duty radius arms with durable rubber bushings for vibration absorption and maximum durability; help preserve factory suspension angles.
- Vertex 2.5 FR 6 In Shocks (qty. 2) — front monotube shocks tuned for on- and off-road balance.
- Vertex 2.5 RR 6 In Shocks (qty. 2) — rear monotube shocks matched for consistent performance.
- 6-inch D-Coil Lifted Coil Spring — increased ground clearance spring with durable construction.
- Adjustable Alignment Cam — allows caster adjustment at the axle for post-install alignment correction.
- Track Bar Relocation Bracket — maintains geometry during suspension travel.
- Drop Pitman Arm & Brake Line Relocation Brackets — complete geometry preservation and brake-system clearance.
Important notes
- Does NOT fit F-350 models.
- Does NOT fit dually models.
- Does NOT fit gas-engine Super Duty trucks — diesel only.
- Does NOT fit vehicles equipped with factory rear contact overload springs.
Why customers pick this at Road Runner
- Radius arms and adjustable caster cam preserve factory suspension geometry — the secret to keeping your truck's ride balanced on and off-road.
- 100% bolt-on — no cutting, drilling, or frame modification. Fast install, no hassle.
- Lifetime Replacement Warranty backed locally; our techs are Rough Country specialists who install these every week.
- Professional four-wheel alignment performed in-house as part of every lift install — included in your quote.
Ready to build it? Call (678) 400-6467. Hablamos Español.
| Qty | Part | Part # |
|---|---|---|
| 1 | Diesel Kit Box | Ford Super Duty (11-14) | 1540BOX1 |
| 1 | Block U-Bolt Kit No Overloads | Ford Super Duty (11-16) | 1564BOX4 |
| 1 | 6in D-Coil | Ford Super Duty (05-16) | 9295 |
| 2 | Vertex 2.5 FR 6 In | Ford Super Duty (05-22) | 685754 |
| 2 | Vertex 2.5 RR 6 In | Ford Super Duty (05-16) | 695762 |
| 1 | Radius Arm Upgrade Box | Ford F-250/F-350 Super Duty 4WD (2005-2022) | 53600991A |
| 1 | Radius Arm Upgrade Box | Ford F-250/F-350 Super Duty 4WD (2005-2022) | 53600992A |
Features
- 100% bolt-on installation
- Increased ground clearance
- Levels the front with the rear of the vehicle
- Includes heavy-duty radius arms equipped with durable durable rubber Bushings for maximum vibration absorption.
- New radius arms help maintain factory angles.
- Includes adjustable alignment cam at the axle to allow caster adjustment
- 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.
| Years | Make | Model | Drive |
|---|---|---|---|
| 2011-2014 | Ford | F-250 Super Duty King Ranch | 4WD |
| 2011-2014 | Ford | F-250 Super Duty Lariat | 4WD |
| 2011-2014 | Ford | F-250 Super Duty XL | 4WD |
| 2011-2014 | Ford | F-250 Super Duty XLT | 4WD |
| 2013-2014 | Ford | F-250 Super Duty Platinum | 4WD |
- 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. Does NOT fit 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.
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