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LIFETIME WARRANTY
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MADE IN UTAH, USA
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2,316.00 2316.0 USD 2,724.70

2,724.70

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🔧 Built to order · Ships in 1–3 business days

COLOR 11 colors — pick yours
https://jerdev.core4x4.com/web/image/product.template/1594/image_1920?unique=483d7aa
SKU: CRS-J-JL-K16
Fits: 2018 - Present Jeep Wrangler JL / JLU Add vehicle

2,316.00 2316.0 USD 2,724.70

2,724.70

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.

WHAT’S INCLUDED
4
Upper Control Arms
4
Lower Control Arms
2
Front Track Bars
2
Rear Track Bars
4
End Links

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

Made in USA Orem, Utah
Lifetime Guarantee Unconditional
10 Colors In-house powder coat
Ships in 3 Days From our UT facility
Fully Adjustable 0-6" of lift
3 X-Series Options Only Core 4x4

Why Builders Choose CORE 4X4

Warranty facts, not marketing language.

vs. MetalCloak

Their “lifetime” language refers to their service model. Actual parts warranty: 1 year. Ours: lifetime.

vs. Teraflex

Skip a maintenance interval? Their warranty voids. Ours doesn’t.

vs. Clayton Off Road

Clayton warrants their Johnny Joints for 90 days. We cover ours for life.

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

Select your lift size in Step 1 — the kit ships with the correct geometry for that height. If you’re running a non-standard setup, call us before ordering and we’ll confirm compatibility.

Death wobble is a geometry problem, not just worn parts. Cruise Series corrects caster angle and eliminates the flex points that let shimmy start. Replacing one part at a time delays the fix — this replaces the geometry.

Yes, if you’ve done a lift kit before. Full-day project. Watch the complete JT install walkthrough on our YouTube channel — most owners wrap it in a day. Any off-road shop can run it if you’d rather have it done.

Any non-wear component fails — we replace it. No mileage cap. No maintenance intervals to track. No fine print about voiding if you miss a service. Lifetime means lifetime.

Teraflex’s lifetime warranty voids if you miss a maintenance interval. MetalCloak’s actual parts warranty is 12 months — their “lifetime” language refers to their service program. No conditions here.

See It Installed

Install videos and build guides on our YouTube channel.

Watch more installs on YouTube
Google

Reviews from Google

See all on Google
5.0
132 reviews
5
97%
4
2%
3
0%
2
1%
1
0%
JL
John Luna Nov 23, 2025
Google
Great team, and help to support my jeep and provide best stuffs
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.
EC
Eric Cox Jul 26, 2025
Google
Prompt, professional, and courteous service! Quality parts and broad assortment of products to suite your 4x4 needs:)
BB
Brayden Brockey Mar 23, 2024
Google
Got a set of upper control arms for my xj, really impressed with the quality
E(
Eric Hernandez (savagefit) May 27, 2025
Google
The whole process was quick and painless. The products are top tier and when I reached out them for package update info, Korby Linscomb was very responsive, and got me the answers I needed the same day. Even when I emailed back to some additional info, he sent what I was looking for that same day. I love core 4x4 and will be giving them my business from now on.
ZA
Zen Asher Mar 23, 2025
Google
The quality and durability of the arms are the best. They are super heavy duty. And lifetime warranty is crazy
CL
Cade Leith Mar 23, 2024
Google
Have full upper/lower CA set on both front and rear axles on a 96 ZJ. These are the rubber bushing sets not joint sets. I have beat the hell out it in the Nevada desert for 2 years and has been great. I don’t go fast but I do articulate suspension a lot. Super solid and haven’t any issues. Just inspected the entire set recently due to some banging under it. Turns out the banging is lower rear shock bushings. Inspected each CA along the way nothing. Aside from dirt and obviously winter roads and what not still in excellent condition, bushings are solid like the day they were installed. I’ll add that I’m about tapped on a short arm at 4.25(less with settle) so the front CA’s get beat on just from that, still they’re like new. Paint is great condition, this set is red. I would definitely buy again. Another plus for me, Utah isn’t local necessarily, but it’s nice to support businesses closer to me.
MH
mark hinz Mar 2, 2026
Google
Went above and beyond to get the parts we needed to complete our customers build for Moab Easter safari cant thank you enough for all your hard work and efforts Thank you and look forward to working with you in the near future
GH
Gary Haag Aug 25, 2025
Google
Ordered a set of Core 4x4 control arms for my 2006 Jeep TJ. These are some heavy duty quality control arms. Can't wait to get them installed. Great customer service too!
RC
Robert C May 27, 2025
Google
Fantastic products! Outstanding performance!! Absolutely the best customer service!! You will not be disappointed!

Specifications

Color Black, Blue, Charcoal, Green, LightGreen, Orange, Purple, Red, White, Yellow, Custom Color - Other than what is listed above. Extra charge varies. We will reach out after order is placed.
Lift Size Stock Height, Lifted 1", Lifted 2", Lifted 3", Lifted 4", Lifted 5", Lifted 6", Lifted 7", Lifted 8", Custom length or 1/2 sizes (put desired length in the Order Notes)
Hardware No Hardware, Complete Kit
Drag Link Orientation Factory Mounting (under the knuckle), Drag Link Flip w/ Tapered Sleeve And Drill Bit (over the knuckle)
Stabilizer Clamp Standard Clamp, Hydraulic Assist Clamp
Vehicle Jeep Wrangler JL / JLU (18–Present)
Brand CORE 4X4
Series Cruise Series
Note to Core4x4: -
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