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410.51 410.51 USD 482.95

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Jeep Wrangler JL / JLU 18+ 2pc Crawl Series Rear Lower Adjustable Control Arms

SKU: CRL-J-JL-RL2
Fits: 2018 - Present Jeep Wrangler JL / JLU Add vehicle

410.51 410.51 USD 482.95

482.95

Starting at $110/mo or 0% APR with . See if you qualify

Build Your Kit

  • Vehicle
    Confirm this matches your vehicle. Use Shop by Vehicle to filter correctly.
  • Brand
  • Color
    Powder coat color for control arms and track bars. Does not affect performance.
  • Series
    Cruise: daily driving and light off-road. Camp: overlanding. Crawl: aggressive rock crawling.
  • Hardware
    Choose upgraded hardware if your factory hardware is worn, damaged, or missing.
  • Lift Size
    Choose your current front lift height. Measure from center of wheel to fender if unsure.
  • Note to Core4x4:

Select Color to see price and add to cart.

4–8 hr install Moderate Alignment recommended Lifetime warranty on all non-wear items Made In USA

Superior Off-Road Performance and Flexibility

Take your Jeep Wrangler JL’s rear suspension to the next level with the Crawl Series Rear Lower Control Arms. Specifically engineered for off-road enthusiasts, these control arms provide superior articulation, durability, and adjustability. Whether you’re tackling rugged trails or cruising the highway, these control arms offer the strength and performance to handle it all while maintaining excellent on-road comfort.

What's Included

  • Crawl Series Rear Lower Control Arms (CRL-J-JL-RL2)

Key Features and Benefits

  • Built to Withstand Extreme Conditions – Constructed from heavy-duty 1.75” OD DOM Tubing with a robust 5/16” wall thickness, these control arms are designed to handle the harshest off-road conditions while delivering unmatched strength and reliability.
  • Unmatched Articulation – Equipped with RockJock Johnny Joints at both ends, these control arms provide incredible off-road articulation, ensuring smoother suspension movement over uneven terrain.
  • Full Adjustability – Easily fine-tune your suspension setup to accommodate lifts from 0 to 6 inches. These control arms allow precise wheel centering and axle alignment, giving you optimal performance no matter your setup.
  • Complete Rear-End Solution – For a fully dialed-in rear suspension, pair these lower control arms with our Crawl Series Rear Upper Control Arms. Together, they enable full axle centering in the wheel well and perfect pinion angle adjustment, minimizing driveline vibrations and maximizing drivability.

Two-Stage Powder Coating for Superior Protection

To ensure long-lasting durability and corrosion resistance, these control arms undergo a rigorous two-stage powder coating process. Zinc primer base coat – Provides advanced protection against rust and environmental elements. Durable top coat – Available in 10 custom color options to add a personalized finish that matches your Jeep’s style.

Made in the USA

Proudly designed and manufactured in Orem, UT, the Crawl Series Rear Lower Control Arms reflect CORE 4X4’s commitment to American craftsmanship. By managing the production process in-house, we ensure top-tier quality and support for local industries.

Straightforward Installation

These control arms are designed for a simple installation process using factory hardware. For vehicles with rusted or stubborn bolts, optional Grade 8 hardware kits are available separately to make the process smooth and hassle-free.

In Conclusion

Upgrade your Jeep Wrangler JL with the Crawl Series Rear Lower Control Arms (CRL-J-JL-RL2) and experience exceptional off-road performance, enhanced suspension geometry, and superior durability. For the ultimate rear-end solution, pair with our Crawl Series Rear Upper Control Arms to achieve precise axle centering and pinion angle correction. Conquer challenging terrain with confidence and enjoy smoother on-road drivability with this high-quality suspension upgrade.


Make Model Submodel Years
Jeep Wrangler 2018 - Present

Each rebuild kit includes all necessary components to replace and restore wearable parts.

Vehicle Jeep Wrangler JL / JLU (18–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.
Series Crawl Series
Hardware No Hardware or Complete Kit
Lift Size 0" — 6" or 6"+

See It Installed

Install videos and build guides on our YouTube channel.

Watch more installs on YouTube
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Reviews from Google

See all on Google
5.0
132 reviews
5
97%
4
2%
3
0%
2
1%
1
0%
AP
Ajay Paynter Mar 4, 2026
Google
Great company, who worked with me on shipping parts to arrive in time for a show. When I explained my concern they went above and beyond to make it happen. Quality of the parts is top notch.
RC
Ryan Colligan Mar 4, 2026
Google
I have nothing but good things to say about Core 4x4. I have the crawler series on my JKU and we take it all over the place. These parts handle everything we throw at them.
MT
Marcus Torres Jan 15, 2026
Google
Best control arms I have installed on any of my builds. After running every major manufacturer, Core 4x4 is on par or better than all the high-end companies at a fraction of the cost. Lifetime warranty is the cherry on top.
AP
Ajay Paynter Mar 9, 2026
Google
Great company, who worked with me on shipping parts, to arrive in time for a show, when I explained my concern of possibly not getting the control arms in time. Quality is amazing on the part, affordable price for what you get, and the powdercoat is top notch, not a single issue with this product, would buy again.
B
Ben Mar 24, 2021
Google
2001 Wrangler TJ- i have purchased all front/rear upper/lower control arms. Front track bar and rear track bar. Quality is excellent and extremely durable you can tell its built to last. Bent a bolt on the front track bar and called and spoke with Spence. He immediately sent me out new hardware plus some! Product is amazing but what really separates companies apart is their service and these guys are second to none. Thank you all!
M
Matt Mar 23, 2024
Google
The best products on the market. 95% of my xj is core 4x4 products
JH
Joe Hu Sep 24, 2025
Google
Amazing! I put all my new control arms and it drives a lot smoother and looks great!!!
DW
Darin Wuebbels May 27, 2025
Google
Thanks for the fabulous customer service. Your products and customer service are first class. I highly recommend these guys. Excellent experience.
TM
T Mac Mar 23, 2026
Google
CORE 4X4 Company produces/manufactures exceptional products. My rear upper and lower control arms and rear track bar were powder coated custom Fox “Shock Orange” for my 2024 Bronco Wildtrak. OEM looks minimal compared to the CORE 4X4 control arms. Plus they’re adjustable, serviceable and rebuildable. Shipment was very fast and packaging used custom foam wrapped around the arms and heavy duty boxes. Not even UPS could damage. Korby L. was great to work with and responded quickly with emails and product information. Great products. Great people from the State of Utah. All Made in the USA. 5 Stars!!!
N
Nick Sep 24, 2025
Google
I have a 2016 RAM 1500 Crew Cab and I replaced the rear upper and lower control arms also the pan hard track bar and also the sway bar and links for the rear with all I had the articulating bushings. The vehicle now has no body role. They are absolutely incredible if you get the control arms you gotta get the CORE 4 x 4sway bar end links don’t don’t try and be cheap and get Moog or something else you got to get articulating bushings get the core 4 x 4 ones they are the best. My truck drives now through the canyons like a BMW. I have Fox high-performance shocks on there as well with all the CORE 4 x 4 suspension parts and they are amazing. Well worth the money I would highly recommend anybody thinking about CORE 4 x 4 go with CORE 4X4 and if you can go with their articulating bushings, they’re unbelievable drives better now than my Escalades. Well planted no body role and smooth on the Highway unbelievable the difference they all made!! THANKS AGAIN CORE 4x4!!!!
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