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Jeep Wrangler JL / JLU 18+ 16pc Cruise Series Adjustable Control Arm, Track Bar, Steering, End Link Kit

SKU: CRS-J-JL-K16
Fits: 2018 - Present Jeep Wrangler JL / JLU Add vehicle

2,724.70 2724.7 USD 2,724.70

2,724.70

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.
  • Lift Size
    Choose your current front lift height. Measure from center of wheel to fender if unsure.
  • Hardware
    Choose upgraded hardware if your factory hardware is worn, damaged, or missing.
  • Drag Link Orientation
    Select flipped drag link only if your steering has already been converted to over-the-knuckle.
  • Stabilizer Clamp
    Match your steering stabilizer mounting style. Standard clamp, hydraulic assist, or tie rod clamp.
  • 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

Upgrade Your Jeep Wrangler JL’s Suspension and Steering Performance

Upgrade your Jeep Wrangler JL (2018-Present) with the Cruise Series 16-Piece Kit, a complete hard-component suspension and steering upgrade designed to eliminate common Jeep suspension issues and provide unmatched performance on and off the road. This kit corrects caster deficiencies, eliminates wandering, prevents rut-following, and helps reduce or even eliminate death wobble, making your Jeep more stable and predictable in any driving condition.

Whether you're upgrading worn-out factory components or building a customized lift kit, this all-in-one solution provides full control over axle geometry, steering precision, and suspension articulation, outperforming any factory setup or generic lift kit on the market. Simply add your preferred springs and shocks, and you've got a fully adjustable lift system that delivers superior ride quality and handling.

What’s Included in the Kit?

  • Cruise Series Front Upper Control Arms (CRS-J-JL-FU2)
  • Cruise Series Front Lower Control Arms (CRS-J-JL-FL2)
  • Cruise Series Rear Upper Control Arms (CRS-J-JL-RU2)
  • Cruise Series Rear Lower Control Arms (CRS-J-JL-RL2)
  • Cruise Series Front Track Bar (CRS-J-JL-FTB1)
  • Cruise Series Rear Track Bar (CRS-J-JL-RTB1)
  • Cruise Series Front Sway Bar End Links (CRS-J-JL-FEL2)
  • Cruise Series Rear Sway Bar End Links (CRS-J-JL-REL2)
  • 2.5-Ton Aluminum Steering Kit (ST-J-JL-SK2)

Key Features and Benefits

  • Eliminates steering suspension issues – Corrects caster angle deficiencies, axle misalignment, and improper suspension geometry, eliminating wandering, rut-following, and instability after lifting your Jeep.
  • Reduces or eliminates death wobble – The combination of adjustable track bars and control arms improves front-end stability, eliminating the loose and unstable feel that contributes to death wobble.
  • Heavy-duty steering performance – The 2.5-ton aluminum steering kit delivers unmatched precision and durability, reducing steering play and providing more responsive handling.
  • Complete suspension control – Fully adjustable control arms and track bars allow for precise axle centering, pinion correction, and suspension tuning for lifts from 0 to 6 inches.
  • All-inclusive lift kit solution – Simply add your preferred springs and shocks, and this kit transforms into a fully adjustable lift system that outperforms any standard lift kit on the market.
  • Built for any terrain – Designed for both daily driving and extreme off-road conditions, ensuring consistent, reliable performance in any environment.

Two-Stage Powder Coating for Maximum Durability

All components in the Cruise Series 16-Piece Kit undergo a two-stage powder coating process for superior corrosion resistance. A zinc primer base protects against rust, while the top coat is available in 10 colors, allowing you to customize your suspension setup.

Proudly Made in the USA

Manufactured in Orem, UT, this kit is built to the highest standards of American craftsmanship, ensuring superior durability, strength, and precision engineering for long-lasting performance.

Optional Hardware Upgrade

This kit is designed to install using factory hardware, but if you’re dealing with rusted or stubborn bolts, we offer optional Grade 8 hardware kits separately to make installation even smoother.

Upgrade Today!

The Cruise Series 16-Piece Kit is the most complete suspension and steering upgrade for Jeep Wrangler JL owners looking to eliminate steering instability, prevent suspension failures, and build a fully adjustable lift kit tailored to their needs. With the ability to correct caster, eliminate wandering, reduce death wobble, and improve overall drivability, this kit transforms your Jeep’s handling, making it more predictable, stable, and capable on any terrain. Upgrade today and experience flawless alignment, precise steering, and enhanced suspension control—all in a kit that outperforms anything else on the market!

Notes: Some, (not all) factory axle mounts need to be "clearanced" to accept our larger bar. If needed, it is only a minor amount of trimming to be done. This applies to the front track bar only. Please see our Youtube channel for a video addressing this.


Make Model Submodel Years
Jeep Wrangler 2018 - Present

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 Cruise Series
Lift Size Stock Height or Lifted 1" or Lifted 2" or Lifted 3" or Lifted 4" or Lifted 5" or Lifted 6" or Lifted 7" or Lifted 8" or Custom length or 1/2 sizes (put desired length in the Order Notes)
Hardware No Hardware or Complete Kit
Drag Link Orientation Factory Mounting (under the knuckle) or Drag Link Flip w/ Tapered Sleeve And Drill Bit (over the knuckle)
Stabilizer Clamp Standard Clamp or Hydraulic Assist Clamp

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.
C
caleb Mar 24, 2022
Google
Absolutely a great company. Ordered rear lower control arms with hardware but when i got it the hardware wasn't there but they sent it out right away and got a free t-shirt! Highly recommend.
NP
Norb Pranger Oct 24, 2025
Google
Not sure where to start, Products or Service or Warranty. Products: I found Core4x4 through a very respected YouTuber in the Jeeping community. I purchased an entire set of Core4x4 Control Arms three years ago and have beat the daylights out of them and they are still in great condition. Now, I purchased another Jeep, this time for my daughter and bought yet another set of Control Arms because I know that these things can take a beating and stand up to it. I plan on replacing more parts on this TJ and my JL and will continue to buy from Core4x4. Service: This isn't some huge name conglomerate that treats you like you're just another customer. They are quick with responses and will always make things right should something be a problem. Oh and the quickness in which they ship their products is unmatched. I bought these CAs for my TJ on Thursday, I received them on Monday. Most other manufacturers will tell you weeks, they had them to me in 2 shipping days. Warranty: Seriously, a lifetime warranty? Yes please. Nothing more to say. I can't say enough about how great of a company this is. I've even spoken to the owner through email a few years back on some questions that I had. Support small American built businesses. P.S. Core 4x4, feel free to make me an ambassador and send me some swag :) .
AM
Adam M Sep 24, 2025
Google
First time buying from Korby @ Core 4x4 and it’s being nothing short of a great experience. I bought the non adjustable Trail kit for my 5th Gen Ram 1500 with a 2” lift. The welds look great, nice powder coat finish and quality bushing. Had some trouble fitting the grease nipples due to the powder coating but a thread tap would fix that. They fit easily and perform great. I felt the improvement straight away. No more wheel hop on hard acceleration which was my main reason for the purchase. I was missing some smaller bushings needed for the 5th Gen and Korby’s custom service was on point, with responsive emails and mailing out the missing parts straight away. Very happy with their products and customer service. Highly recommended company👌🏽
RH
Roger Hooks Jun 26, 2025
Google
2018 Ram 2500 Rear Control Arms and Rear track Bar been running for about a year, Great Solid Products and great one on one customer service, same day response with issue resolved! Thanks Korby!
MB
Melody Baker Jan 22, 2026
Google
I ordered a part for my 03 Jeep TJ and all I can say is wow! Korby at Core 4x4 is a total rockstar!! There was a glitch with my payment and within minutes, Korby reached out to me to get it fixed, then sent my receipt with the tracking number. I lost the number and reached out to him during the Holidays and got a rapid response with the number again. I can’t say enough about the customer service and the quality of parts. Thank you!!
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!
BZ
Brandon Zeiders Dec 23, 2025
Google
I ordered the jeep xj long arm lift kit. Control arms showed up first they turned out amazing!! Had some issues with the powder coating on the cross member and sent korby and the team at core4x4 an email. They got right on making me another cross member and sending it out. I appreciate all the help they've given me along the way. Very fast response thru emails. Build quality seems to be pretty dang nice!! Can't wait to install it and enjoy it!
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