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.
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.
Upgrade today and experience the difference!
Vehicle Fitment: Dodge Ram 5500 08-20 – Optimizes axle alignment, enhances steering stability, and improves suspension geometry for better handling, whether towing, hauling, or off-roading.
CORE Advantage: Restoring caster angles with precision-adjustable control arms enhances front-end stability, reduces wandering, and improves ride comfort—ensuring optimal performance under heavy loads and rough terrain.
Adjustability: Fully adjustable from 0 to 6 inches of lift with left and right threaded adjusters, allowing fine-tuning of caster and pinion angles for optimal axle positioning and reduced suspension stress.
Construction: Crafted from 1.75” OD DOM steel tubing with 5/16” wall thickness for maximum strength. Features greaseable Rock Jock Johnny Joints for superior articulation, ensuring durability and flexibility in extreme conditions.
Two-Stage Powder Coating: Zinc primer base and top coat available in 10 vibrant colors protect against corrosion and allow for personalized styling of your rig.
Warranty and Origin: Proudly manufactured in the United States, our product includes a lifetime warranty on all non-wear items, providing you with confidence and peace of mind in your purchase.
Built With
Front Lower control arms built with 1.75” OD 5/16” Wall DOM. Forged Johnny Joints on both adjustable ends with 1.25” x 12 TPI - 2.625” long threads.
| Make | Model | Submodel | Years |
|---|---|---|---|
| Ram | 5500 | 2008 - Present |
Each rebuild kit includes all necessary components to replace and restore wearable parts.
Construction & Materials
Front Lower control arms built with 1.75” OD 5/16” Wall DOM. Forged Johnny Joints on both adjustable ends with 1.25” x 12 TPI - 2.625” long threads.
| 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+ |
| Placement on Vehicle | Front Lower, Front |
| Mounting Style | Bolt-On |
Use the vehicle selector on our website to shop by your year, make, and model. On product pages, use the kit builder to select your color, series, lift height, and any add-on options, then add to cart. If you need help, call or email our team.
Standard orders typically ship within 1–3 business days of ordering. Custom color orders take approximately 5–10 business days. Because everything is built in-house, we can turn orders quickly even for custom specifications.
You can reach our team through the contact form on our website, or browse to the Contact Us page. Our team is available to answer pre-sale and technical questions before and after your purchase.
Reviews of Core 4x4
Specifications
| Color | Black, Blue, Charcoal, Green, LightGreen, Orange, Purple, Red, White, Yellow, Custom Color - Other than what is listed above. Extra charge varies. We will reach out after order is placed. |
| Lift Size | 0" — 6", 6"+ |
| Hardware | No Hardware, Complete Kit |
| Vehicle | Ram HD 5500 (08–Present) |
| Brand | CORE 4X4 |
| Year Range | 08+ |
| Note to Core4x4: | - |
| Tags | |
|---|---|
| Tags | |
