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Jeep Wrangler JK / JKU 07-18 2pc Cruise Series Rear Lower Adjustable Control Arms

SKU: CRS-J-JK-RL2
Fits: 2007 - 2018 Jeep Wrangler JK / JKU Add vehicle

251.95 251.95 USD 251.95

251.95

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.
  • Hardware
    Choose upgraded hardware if your factory hardware is worn, damaged, or missing.
  • Series
    Cruise: daily driving and light off-road. Camp: overlanding. Crawl: aggressive rock crawling.
  • 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

Optimize Suspension Performance for Maximum Control

Upgrade your Jeep Wrangler JK’s rear suspension with the Cruise Series Rear Lower Control Arms. Designed to outperform factory components, these arms deliver improved handling, better axle control, and increased off-road durability. Whether you're hitting the trails or cruising the highway, these control arms provide a smoother ride and enhanced stability while correcting suspension geometry.

What’s Included in the Kit?

  • Pair of Cruise Series Rear Lower Control Arms (CRS-J-JK-RL2)

Key Features and Benefits

  • Heavy-Duty Steel Tubing Construction – Built for maximum strength and longevity, ensuring superior performance over factory control arms.
  • Tapered Polyurethane Bushings – Absorb vibrations and provide better responsiveness than traditional rubber bushings.
  • Full Rear-End Suspension Solution – When paired with our Cruise Series Rear Upper Control Arms (CRS-J-JK-RU2), these lower control arms provide complete alignment correction, axle centering, and optimal suspension performance.
  • Corrects Pinion Angle – Adjustability allows for proper pinion angle correction when paired with our Upper Rear Control Arms, eliminating driveline vibrations for a smoother ride.
  • Improves Suspension Geometry – Helps re-center the rear axle and reduces tire wear and stress on suspension components.

Precise Adjustability for Lifts

The Cruise Series Rear Lower Control Arms are fully adjustable to accommodate lifts from 0 to 6 inches, allowing for:

  • Pinion angle correction when paired with our Upper Rear Control Arms.
  • Re-centered rear axle for better stability and handling.
  • Reduced stress on tires and suspension components, prolonging their lifespan.

For lifts beyond 6 inches, contact us for custom solutions.

Durable Two-Stage Powder Coating

Our control arms undergo a two-stage powder coating process for maximum corrosion resistance and long-lasting durability: Zinc primer base coat – Protects against rust and environmental wear. Durable top coat – Available in 10 color options to personalize your Jeep’s look.

Proudly Made in the USA

Manufactured in Orem, UT, our Cruise Series Rear Lower Control Arms are built to the highest American manufacturing standards, ensuring quality, reliability, and strength.

Effortless Installation

Designed for easy bolt-on installation, these control arms use factory hardware. If dealing with rusted or stubborn bolts, we offer optional Grade 8 hardware kits separately for a hassle-free setup.

In Conclusion

Choosing CORE 4X4's Cruise Series Rear Lower Control Arms ensures enhanced ride quality, improved handling, and long-term durability. When paired with our Rear Upper Control Arms, these control arms provide a complete rear-end suspension upgrade, correcting pinion angles, re-centering the axle, and reducing stress on critical components.

Upgrade today and experience the difference in stability, comfort, and off-road performance!

 

Make Model Submodel Years
Jeep Wrangler 2007 - 2018

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

Vehicle Jeep Wrangler JK / JKU (07–18)
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.
Hardware No Hardware or Complete Kit
Series Cruise Series

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.
A
Adam Oct 24, 2025
Google
I couldn't have been more excited for the initial unboxing of these new Core 4x4 UCA's! They appear to be so well built and just a true quality product. Installation was a breeze and the initial testing with the forklift appears to have given me some additional flex with less binding on the rest of the components now that the geometry is back properly aligned. Time will tell how they hold up on my near future off-road adventures but I don't have any doubt that they are up to the task!
8
89Patriot Jan 22, 2026
Google
Great company! I have used there products consistently with no complaints with quality you can see and feel. From my experience, their customer service is also amazing. Core 4x4 has no issues standing behind their already amazing products and will quickly and professionally solve issues may they arise. I will continue to be a customer.
HK
Harold Kruder Mar 23, 2024
Google
I needed some parts and had to replace 1 lower control arm and their customer service is great. Helped with answering my questions and got parts shipped quickly.
JT
jacob trice Apr 27, 2025
Google
Core 4x4 has outstanding products at a fair price and unmatched customer service. When you call Korby, it's like talking with a friend. Very cool and helpul! I ordered some custom control arms, but from the wrong product line and they were super cool about returning them and upgrading to a better "Crawl" series. Only charged the difference between the two products. They paid all the return shipping and sent the uprgaded arms super quick. It was only a couple days. Awesome!! I couldn't be happier with the transaction👍🏼 Also, these control arms are stout and take a beating. I run heck out my Jeep in the rocks and desert. No problems whatsoever. Thanks Core 4x4, ya'll are welcome at my campfire anytime! Jake T. Pleasant Hill, Or.
RR
Ryan Rogers Aug 25, 2025
Google
I purchased a set of the Cruiser Series control arms for my Jeep Jk based on postive reviews from different Jeep Facebook pages. Ordered and 2 days later realized they had the very same exact arms on sale in the overstock section. Called them up and they refunded me the savings from my original purchase. Amazing, honest service. Can't wait to get them installed. Keep up the good work guys.
EC
Eric Cox Jul 26, 2025
Google
Prompt, professional, and courteous service! Quality parts and broad assortment of products to suite your 4x4 needs:)
DD
Dmitriy D May 27, 2025
Google
Installed rear and upper control arms and track bar on my 3rd Gen 4RUNNER to align rear axle and restore factory wheel base after 3.5" lift. Car drives better than New! Improved handling cornering and overall driving. Very solid and high quality made product. Support is outstanding. Shipping extremely fast. Thank you so much. I wish you will have something new for my car.
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