Rough Country 4.5 Inch Lift Kit · Radius Arms Ford F-250/F-350 Super Duty 4WD (23-26)
Questions about fitment? Live chat or call 866-235-4715
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- Free shippingMost orders $500+
- 30-day returnsSee policy
- Warranty supportWe work with the maker
Questions about fitment?
Talk to a TRU specialist
We’ll help you verify fitment before you buy.
Veteran-owned · Austin, Texas · Mon–Fri 9:30a–11:00a & 1:00p–5:30p CT
Important notes before you order
- Due to variances in motor weight, this kit does not fit models equipped with a gas engine.
- Does not ft models equipped with tremor off-road package as they are equipped with approximately a 1.
- 5-inch factory lift.
- Does not fit dually models.
TRU specialist notes
From the Trucks R Us fitment and install team, beyond the manufacturer's information.
- Plan for a professional wheel alignment after installing any lift or leveling kit.
- Going to bigger tires as well? Speedometer recalibration may be needed, and some tire and wheel combinations need trimming. Check the recommended wheels and tires, or ask us before you order.
Specifications
| Brand | Rough Country |
|---|---|
| Part number | 400330 |
| UPC / GTIN | 840269972553 |
| Front Lift Height | 4.5" |
| Weight (lbs) | 235.20lbs |
| Country of Origin | USA |
| Warranty | Manufacturer’s Warranty Statement |
| Front Lift Height | 4.5" |
| Weight (lbs) | 231.20lbs |
| Country of Origin | USA |
| Warranty | Manufacturer’s Warranty Statement |
| Front Lift Height | 4.5" |
| Weight (lbs) | 234.20lbs |
| Country of Origin | USA |
| Warranty | Manufacturer’s Warranty Statement |
Features
- Simple bolt-on installation: no cutting or drilling required for a hassle-free setup.
- Boosted ground clearance: conquer off-road obstacles with ease and gain a more aggressive stance.
- Front-to-rear leveling: eliminates factory rake for a clean, leveled look and improved balance.
- Tubular radius arms: engineered for strength and performance with a 2" outer diameter design.
- Factory-mount compatible: precision-fit to bolt directly into oem mounts for hassle-free installation.
- Improved geometry: designed to maintain a more factory-like suspension angle.
- Heavy-duty construction: oversized arms offer superior strength compared to stock components.
- Durable rubber bushings: reduce noise and absorb vibrations for a smoother ride.
- Heavy-duty fabricated blocks: stronger and longer-lasting than standard cast blocks for maximum durability.
- Anti-axle wrap rear blocks: maintain factory ride quality while eliminating common lift block issues.
- Configurable shock options: choose from our nitrogen-charged n3 or v2 monotube shocks, the power to customize your ride is in your hands!
Fitment
| Years | Vehicle |
|---|---|
| 2023-2026 | 4WD Ford F-250 Super Duty |
| 2023-2026 | 4WD Ford F-350 Super Duty |
Use the fit check above with your truck selected, or ask a specialist if your trim isn't listed.
Installation
Free install support from the Trucks R Us tech team, for you or your shop.
Overview
Level Up Your Super Duty Stance: Give your fifth-generation Ford F-250/F-350 Super Duty the aggressive lift it deserves with Rough Country's 4.5" Suspension Lift Kit. This premium kit eliminates factory rake, delivers front-to-rear leveling, and increases ground clearance, resulting in a bold, commanding presence on and off the road. Strength Meets Precision with Tubular Radius Arms: Ditch the weak factory setup. This kit features high-clearance tubular radius arms with a beefy 2-inch outer diameter design engineered for superior strength, durability, and optimized suspension geometry. These arms bolt directly into factory mounts for a straightforward, secure installation without the need for drop brackets. Engineered for Ride Quality: Lifted front coil springs raise your stance while maintaining a smooth, controlled ride. Designed to preserve factory-like angles, this system includes sway bar drop brackets and a track bar relocation bracket to ensure proper geometry and predictable handling across any terrain. Durability Where It Counts: Heavy-duty fabricated rear blocks outperform standard cast blocks with enhanced strength and longevity. Anti-axle wrap blocks help eliminate unwanted movement under torque, preserving your factory ride quality even under load. Customize Your Ride Performance: Dial in your preferred ride feel with configurable shock options. Go with Rough Country's nitrogen-charged N3 shocks for balanced on-road comfort and trail performance, or upgrade to V2 Monotube shocks for premium responsiveness and heat dissipation during demanding off-road conditions. Quick, Bolt-On Installation: No cutting, no drilling, just a simple bolt-on setup that gets you back on the road fast. This kit clears up to a 35" tire with proper wheel backspacing, unlocking your ideal stance without the headache. Rough Country Has You Covered: Every Rough Country 4.5" Suspension Lift Kit is backed by our Limited Lifetime Warranty, lift confidently and drive boldly.
Questions
Will this fit my truck?
Select your truck at the top of the page and the fit check will confirm it. If your exact trim is not listed, call 866-235-4715 or live chat and a fitment specialist will check it before you order.
Do you help with installation?
Yes. Our technical team helps you or your shop with installation and troubleshooting after delivery, on top of the manufacturer’s support.
What if the part has a problem?
We work the warranty claim with the manufacturer on your behalf, within the manufacturer’s warranty policy.
Can I return it?
Most items can be returned within 30 days. See our return policy for details.
Do I need an alignment after installing?
Yes. Any lift or leveling kit changes suspension geometry, so get a professional alignment after installation.
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About Rough Country
Rough Country is a leading manufacturer and distributor of off-road accessories and suspension systems. Built on a foundation of American values and rooted in Tennessee, we use our expertise of trucks, Jeeps, and UTVs to help people drive their passions... Shop all Rough Country