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.
Unmatched Flexibility Durability
Upgrade your Ford Bronco (2021-Present) with the Aluminum Series Rear Upper Control Arms, designed for maximum off-road articulation, precise axle alignment, and long-term durability. This advanced suspension upgrade enhances both on-road stability and off-road capability, offering a substantial improvement over factory components.
What’s Included
- Aluminum Series Rear Upper Control Arms (AL-F-BR-2021-RU2)
Key Features Benefits
- Precision-engineered 7075 aluminum – Constructed from 1.75” OD 7075 aluminum, these control arms provide exceptional strength while remaining lightweight, significantly outperforming stock components.
- Extreme off-road articulation – Johnny Joints at both ends maximize suspension travel, reduce binding, and improve axle control, enhancing ride comfort and durability.
- Fully adjustable for lifted vehicles – Designed to accommodate lifts from 0 to 6 inches, these control arms allow precise axle centering and pinion angle adjustments, optimizing suspension geometry for better handling.
- Machined wrench flats for easy adjustments – The left- and right-hand threaded bodies simplify on-the-vehicle fine-tuning, eliminating the need for removal during suspension alignment.
Superior Lightweight Construction with 'Memory'
Fabricated from high-strength 7075 aluminum, these control arms provide a durable yet lightweight alternative to steel. Unlike traditional materials, 7075 aluminum features a "memory" effect, allowing it to return to its original shape after impact, ensuring long-lasting structural integrity.
Customizable Powder Coating
Enhance your Bronco’s aesthetics with our customizable powder coating options. Choose the raw aluminum finish for a sleek, high-performance look, or select from ten vibrant colors to match your build.
Proudly Made in the USA
Our Aluminum Series Rear Upper Control Arms are proudly designed and manufactured in the USA, ensuring strict quality control, superior craftsmanship, and premium materials. Choosing CORE 4X4 means supporting American innovation and excellence.
Optional Hardware Upgrade
Designed for seamless installation using factory hardware, these control arms provide a straightforward upgrade. If you're dealing with rusted or stubborn bolts, we offer optional Grade 8 hardware kits separately for a hassle-free installation.
In Conclusion
The Aluminum Series Rear Upper Control Arms provide superior strength, extreme articulation, and precise adjustability, making them the ultimate off-road upgrade for your Ford Bronco. Whether tackling rugged trails or maintaining highway stability, these control arms deliver unmatched durability and control.
Upgrade today and experience the next level of suspension performance!
| Make | Model | Submodel | Years |
|---|---|---|---|
| Ford | Bronco | 2021 - Present |
Each rebuild kit includes all necessary components to replace and restore wearable parts.
| Vehicle | Ford Bronco (21–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 Raw Aluminum or Custom Color - Other than what is listed above. Extra charge varies. We will reach out after order is placed. |
| Hardware | No Hardware or Complete Kit |
See It Installed
Install videos and build guides on our YouTube channel.
Watch more installs on YouTube
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