Maximize Rear Suspension Performance

Upgrade your Jeep Wrangler JL with the Crawl Series Rear Upper Control Arms, designed to deliver unmatched off-road flexibility and improved on-road drivability. Engineered for Jeep models from 2018 onward, these control arms provide precise pinion angle adjustments and enhanced rear axle alignment, making them an essential upgrade for lifted or performance-oriented vehicles.

What's Included

• Crawl Series Rear Upper Control Arms (CRL-J-JL-RU2)

Key Features and Benefits

• Built for Durability – Constructed from 1.5” OD DOM Tubing with 5/16” wall thickness, these control arms provide superior strength and longevity for extreme off-road and daily driving conditions.
• Precision Adjustability – Fully adjustable to accommodate lifts from 0 to 6 inches, enabling fine-tuning of pinion angles and rear axle alignment for improved ride quality and reduced drivetrain stress.
• Enhanced Flexibility – Equipped with Rock Jock Johnny Joints at both ends, these arms offer incredible articulation and smooth movement, improving off-road performance while maintaining stability.
• A Complete Rear-End Solution – Pair with Crawl Series Rear Lower Control Arms to achieve full suspension geometry corrections, optimal axle centering in the wheel well, and enhanced overall performance.

Two-Stage Powder Coating

Every control arm undergoes a rigorous two-stage powder coating process: Zinc primer base provides maximum corrosion resistance. Top coat available in 10 custom colors offers added protection and a personalized touch.

Proudly Made in the USA

Manufactured in our Orem, UT facility, the Crawl Series Rear Upper Control Arms reflect CORE 4X4’s commitment to top-tier craftsmanship and American quality. By handling production in-house, we maintain strict quality standards and competitive pricing.

Optional Hardware Upgrade

Designed for straightforward installation, these control arms use factory hardware for a hassle-free setup. Optional Grade 8 hardware kits are available separately for dealing with rusted or stubborn bolts.

In Conclusion

The Crawl Series Rear Upper Control Arms (CRL-J-JL-RU2) deliver superior durability, adjustability, and articulation for Jeep Wrangler JL owners. Whether fine-tuning a lifted vehicle or enhancing off-road performance, these control arms provide the flexibility and control your suspension needs. For the ultimate rear-end setup, pair with Crawl Series Rear Lower Control Arms and unlock your Jeep’s full potential. Upgrade today and conquer any terrain with confidence!