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CORE 4X4 · Suspension SKU: CRS-J-JL-FL2

Jeep Wrangler JL / JLU 2pc Kit

Adjustable control arms — front lower

Jeep Wrangler JL / JLU 18+ 2pc Cruise Series Front Lower Adjustable Control Arms
$254.06 $288.70 Save $35

CAMP from $342 · CRAWL $443

$ 254.06 254.06 USD $ 288.70

$ 288.70

Save $ 34.64

Built to order, usually ships in 1–3 days.
Enter ZIP for arrival estimate Delivery date by ZIP
Order by 3:00 PM MT today — we'll start tomorrow
See full timeline
COLOR Pick yours
100% bolt-on, no welding Made in USA · Orem, Utah You break it, we replace it Joints you rebuild instead of replace
Mounting hardware included
Talk to an Expert: 385-375-2104
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CORE 4X4 · Suspension

Jeep Wrangler JL / JLU 2pc Kit

Jeep Wrangler JL / JLU 18+ 2pc Cruise Series Front Lower Adjustable Control Arms

Adjustable control arms — front lower

Does not fit your Toyota Tundra Shop parts that fit ›

COLOR Pick yours

Build Your Kit

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  • Brand
  • Color
  • Hardware
  • Series
  • Note to Core4x4:

$ 254.06 254.06 USD $ 288.70

$ 288.70

Save $ 34.64

Select Color to see price and add to cart.

Mounting hardware included
100% bolt-on, no welding Made in USA · Orem, Utah You break it, we replace it Joints you rebuild instead of replace
Talk to an Expert: 385-375-2104
Built to order, usually ships in 1–3 days.
Enter ZIP for arrival estimate Delivery date by ZIP
Order by 3:00 PM MT today — we'll start tomorrow
See full timeline

Alignment recommended Lifetime warranty on all non-wear items Made In USA

Made in USA Orem, Utah
You break it, we replace it Warranty on non-wear items
10 Colors In-house powder coat
Fully Adjustable 0-6" of lift
3 X-Series Options Only Core 4x4

Product Details

Make Model Submodel Years
Jeep Wrangler 2018–Present

  • Vehicle Fitment: Jeep Wrangler JL 18+ – Corrects caster angle and improves stability, eliminating wandering and enhancing steering precision for both on-road and off-road driving.

  • CORE Advantage: Provides superior front-end control by re-centering the axle, reducing steering inconsistencies, and improving drivability after lifting your Jeep.

  • Adjustability: Fully adjustable to accommodate lifts up to 6 inches, ensuring proper suspension geometry, caster correction, and axle alignment.

  • Construction: Heavy-duty steel tubing with tapered polyurethane bushings for maximum durability, vibration dampening, and long-term performance.

  • 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 1.875” OD 3/16” Wall steel tube. Polyurethane Bushings on the fixed and adjustable ends with 1.25” x 12 TPI - 3.25” long threads.

Flex PolyurethaneJoints
1.875" OD lowers / 1.625" OD uppersTubing
3/16" steel tubeWall
Periodic greasingMaintenance

Construction & Materials

Front Lower control arms built with 1.875” OD 3/16” Wall steel tube. Polyurethane Bushings on the fixed and adjustable ends with 1.25” x 12 TPI - 3.25” long threads.

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.
Hardware No Hardware or Complete Kit
Series Cruise Series
Placement on Vehicle Front Lower, Front
Mounting Style Bolt-On

Regain Control Stability

Eliminate wandering, improve drivability, and regain proper caster angle with the Cruise Series Front Lower Control Arms. Designed specifically for the Jeep Wrangler JL (2018-Present), these control arms address the factory caster deficiency that can lead to wandering, instability, and following ruts in the road—especially after lifting your vehicle. Built for durability and performance, this upgrade provides enhanced on-road handling and superior off-road flexibility.

Key Features Benefits

  • Corrects caster for improved stability – Restores proper caster angle, eliminating wandering and rut tracking.
  • Heavy-duty steel construction – Provides unmatched strength and durability over factory control arms.
  • Tapered polyurethane bushings – Reduces road noise and enhances responsiveness for a smoother ride.
  • Fully adjustable for lifted vehicles – Accommodates lifts up to 6 inches, ensuring precise alignment correction and axle re-centering.
  • Recommended pairing – For lifts above 3 inches, pair with Cruise Series Front Upper Control Arms (CRS-J-JL-FU2) for full caster control and complete front-end suspension tuning.

Built for Strength Performance

Unlike factory control arms that struggle to maintain alignment after a lift, the Cruise Series Front Lower Control Arms are designed to restore proper suspension geometry. By correcting caster angle, they dramatically improve steering feel, reduce driveline vibrations, and prevent instability.

Two-Stage Powder Coating for Maximum Durability

Every control arm undergoes a rigorous two-stage powder coating process: Zinc primer base coat – Creates a corrosion-resistant foundation for long-term durability. Durable top coat – Available in 10 custom colors for added protection and personalization.

Proudly Made in the USA

Designed and manufactured in Orem, UT, these control arms reflect the highest quality of American craftsmanship. By sourcing materials locally and overseeing the entire production process, we ensure superior durability and performance.

Optional Hardware Upgrade

The Cruise Series Front Lower Control Arms install easily using factory hardware. For those dealing with rusted or stubborn bolts, we offer optional Grade 8 hardware kits separately for a hassle-free installation.


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

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.

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Store reviews on Google

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5.0
★ ★ ★ ★ ★
132 reviews
5 ★
97%
4 ★
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3 ★
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Paul Mar 24, 2023
★ ★ ★ ★ ★ Google
I've been having trouble with the track bar (on my 2nd gen Dodge) since I installed the 3rd gen Synergy adapter bracket and a 3rd gen stock bar.. oddly, they call it a '3rd gen bracket' and the stock 3rd gen bar doesn't quite fit, making contact with the bracket. I had attempted to clearance the bracket but it was still making contact and I could feel it over large bumps. I reached out to a lot of companies, but Core 4x4 offered to make a custom bar for the application with adjustability and dual Johnny joints. The first pass on it didn't work but they sent me out another passenger side end that made it fit incredibly well. This was all done solely over email/descriptions/pictures/measurements. Bar is super high quality and heavy duty, made in the US by a family owned company and carries a lifetime warranty. The customer service was responsive and superb, and the price was a lot less than I expected.
GN
Glenn Nowosad Jan 22, 2026
★ ★ ★ ★ ★ Google
I just finished installing the Peak 2.0 Front Suspension system with the Core 4x4 Blue Tacoma Rear Suspension system on my 2024 TRD Offroad Premium Tacoma. The two upgraded suspension systems really made a difference in how the ride feels, whether we’re off-road or on the road. A big thank you to Korby and the team at Core 4x4 for their support and for getting the shipping sorted out so quickly!
Review photo 1 Review photo 2 Review photo 3 Review photo 4
GM
George Mar Sep 24, 2025
★ ★ ★ ★ ★ Google
Great company. Highly satisfied with Core 4x4 customer service. Had some bushings fall apart around 600 miles from home. Called and spoke with Korby Linscomb on Thursday, late in the afternoon. He was able to get my bushings sent across country overnight at a very reasonable rate. Had me up and running by Friday evening with enough time to enjoy the Great Smoky Mountain Jeep Invasion. Thanks Guys!
Review photo 1
WT
William Turton Nov 23, 2025
★ ★ ★ ★ ★ Google
Finally a company with a great product and customer service to match. I changed my order last minute from short arms to long arms. The lift is extremely well built. Korbey was awesome! Highly recommend Core 4x4
BM
Brantly Musgrave Jan 22, 2026
★ ★ ★ ★ ★ Google
First and foremost would like to say that Core4x4s customer service is top notch and they definitely stand behind their warranty on products! Highly recommend using them for any of your off road needs! It’s rare to find a company now a days that backs their products and they do! Had a few issues with mounts and control arms and they handled it without hesitation! Thank you!
DA
Dastrup Auto Mar 25, 2019
★ ★ ★ ★ ★ Google
I have bought a bunch of sets of arms, track bars and even had custom work done by Core 4x4. Just yesterday, Spence and Cam delivered an awesome cross member they designed and built for me! All of their products have been exceptional! I have personally seen their progression with design changes/updates. They truly take pride in their work and products. Quality control is second to none! They’ve also helped me diagnose issues with different jeeps I’ve had, as well as Dodge/Rams. These guys know their stuff! Really! I trust them whole heartedly and absolutely love their products/quality of work! I’ve referred many people, and will always continue to do so. Keep up the good work Core4x4!
DD
DANIEL DUSSAULT Nov 23, 2025
★ ★ ★ ★ ★ Google
Very beefy items for a very reasonable price.  Personally have CORE rear track bar and all upper control arms for my 04 Jeep TJ.  Had a slight issue with control arm length and they went above and beyond to swap jam nuts to get me where I needed to be.  Really have to appreciate a company like this.
EL
Eric Labrum May 27, 2025
★ ★ ★ ★ ★ Google
Best customer service I have ever experienced. They are my go to source do to quality and service
BW
Brian Wadsworth Jun 26, 2025
★ ★ ★ ★ ★ Google
Amazing product! Shipping was quick, packaging was great and support was outstanding!!
TW
Travis Walker Sep 24, 2025
★ ★ ★ ★ ★ Google
I have nothing but great things to say about this company and their customer service. If you like American made products backed by warranty and amazing customer support, this is the company for you. I have a Lexus GX470 and love their rear control arms.
Review photo 1 Review photo 2
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Made in Orem, UT · You break it, we replace it.
385-375-2104
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