Why Builders Choose Core 4x4
The only aftermarket suspension brand with an X-Series product system
vs. MetalCloak
One price point, no tier options. Core 4x4 Crawl matches their performance at a better price with a better warranty.
vs. Teraflex
Skip a grease interval? Warranty voided. Core 4x4 Cruise requires zero maintenance — and our warranty covers everything.
vs. Clayton / Budget
Cheaper arms exist. But adjustable, American-made, 10 colors, lifetime guarantee, and an upgrade path? Only Core 4x4.
Complete Control for Unparalleled Performance
Upgrade your Dodge Ram 5500 (2008-2020) with our Adjustable Front Lower Control Arms, designed to provide superior strength, stability, and handling for heavy-duty applications. Whether you're towing, hauling, or navigating off-road terrain, these control arms eliminate alignment issues, restore caster angles, and improve suspension geometry.
When paired with our Adjustable Front Upper Control Arms, they offer complete axle positioning, including pushing the front axle forward (“the stretch”) to fit larger tires without fender liner interference.
What’s Included in the Kit?
- Adjustable Front Lower Control Arms (D-55-2008-FL2)
Key Features and Benefits
- Heavy-Duty DOM Tubing Construction – Crafted from 1.75" OD DOM steel tubing with .313" wall thickness, these control arms provide exceptional durability and strength for heavy towing and extreme off-road conditions.
- Rock Jock Johnny Joints for Maximum Durability – Featuring fully greaseable and rebuildable Rock Jock Johnny Joints, ensuring long-lasting performance under extreme loads while maintaining smooth suspension articulation.
- On-Vehicle Adjustability for Precision Alignment – Left-hand and right-hand threaded adjusters allow for fine-tuning alignment without removal, ensuring perfect caster and pinion angle correction for 0 to 6 inches of lift.
- Optimized for Larger Tires Improved Steering Stability – Designed to push the front axle forward (“the stretch”), allowing for larger tire fitment without interference, improving suspension geometry and handling.
- Recommended Pairing – For full axle recentering and precise alignment correction, pair with Adjustable Front Upper Control Arms (D-55-2008-FU2) to ensure optimal caster and improved tracking.
Optimized Suspension Performance
Our Adjustable Front Lower Control Arms play a crucial role in correcting caster alignment, reducing wandering at highway speeds, and improving steering response. When paired with Front Upper Control Arms, they provide full axle recentering, reducing suspension stress and preventing excessive tire wear.
For towing and hauling, maintaining proper caster angles significantly improves stability and control under heavy loads.
Two-Stage Powder Coating
To maximize durability and corrosion resistance, all control arms undergo a two-stage powder coating process: Zinc primer base coat – Provides superior rust prevention. Durable top coat – Available in 10 colors to match your truck’s aesthetics while ensuring long-lasting protection.
Made in the USA
Manufactured in Orem, UT, our control arms are built with American-sourced materials, ensuring rigorous quality control and unmatched reliability. Supporting American manufacturing means investing in superior craftsmanship and long-lasting performance for work and off-road applications.
Optional Hardware Upgrade
These control arms install using factory hardware, but for rusted or stubborn bolts, we offer Grade 8 hardware kits, available separately, for a hassle-free installation.
In Conclusion
Upgrading to Adjustable Front Lower Control Arms means investing in better alignment, enhanced stability, and long-term durability. Pair them with Front Upper Control Arms for a complete front suspension upgrade, improving handling, eliminating steering instability, and optimizing caster for a smoother ride and superior off-road capability.
Upgrade today and experience the difference!
| Make | Model | Submodel | Years |
|---|---|---|---|
| Ram | 5500 | 2008 - Present |
Each rebuild kit includes all necessary components to replace and restore wearable parts.
| Vehicle | Ram HD 5500 (08–Present) |
| Brand | CORE 4X4 |
| Color | Black or Blue or Charcoal or Green or LightGreen or Orange or Purple or Red or White or Yellow or Custom Color - Other than what is listed above. Extra charge varies. We will reach out after order is placed. |
| Lift Size | 0" — 6" or 6"+ |
| Hardware | No Hardware or Complete Kit |
| Year Range | 08+ |
See It Installed
Install videos and build guides on our YouTube channel.
Watch more installs on YouTube
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