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157.45

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Jeep Grand Cherokee WJ 99-04 2pc Cruise Series Front Upper Adjustable Control Arms

SKU: CRS-J-WJ-FU2
Fits: 1999 - 2004 Jeep Grand Cherokee WJ Add vehicle

157.45 157.45 USD 157.45

157.45

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.
  • 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

Optimized Control and Alignment for Lifted Vehicles

Upgrade your Jeep Grand Cherokee WJ (1999-2004) with the Cruise Series Front Upper Control Arms, engineered to correct alignment issues, optimize suspension geometry, and improve overall ride quality. Whether you're tackling off-road trails or daily driving, these arms deliver enhanced strength and precise adjustability, making them a superior replacement for factory components.

For the best results, we recommend pairing these with the Cruise Series Front Lower Control Arms (CRS-J-WJ-FL2). Together, these components fully re-center your axle, restore proper caster, and improve handling, reducing wandering, uneven tire wear, and steering instability.

What’s Included in the Kit?

  • Cruise Series Front Upper Control Arms (CRS-J-WJ-FU2)

Key Features and Benefits

  • Precise Adjustability – Designed to accommodate lifts from 0 to 6 inches, ensuring proper alignment after suspension modifications.
  • Enhanced Strength – Built from heavy-duty steel tubing for superior durability compared to factory parts.
  • Optimized Suspension Geometry – Corrects caster and pinion angle, reducing driveline vibrations and enhancing steering control.
  • High-Performance Polyurethane Bushings – Provides better responsiveness, reduced road noise, and improved suspension flex compared to rubber bushings.
  • Recommended Pairing – For full front-end suspension optimization, pair with the Cruise Series Front Lower Control Arms (CRS-J-WJ-FL2) to fully re-center the axle and maximize handling stability.

Full Caster Correction and Drivability Enhancement

Lifting your Grand Cherokee WJ changes the caster angle, which can cause steering instability, wandering, and uneven tire wear. These adjustable upper control arms allow you to fine-tune caster for improved high-speed stability and responsive steering. When paired with our Front Lower Control Arms (CRS-J-WJ-FL2), you get complete control over your axle placement and alignment, ensuring a smoother, more predictable ride.

Two-Stage Powder Coating

Our two-stage powder coating process ensures maximum durability and corrosion resistance: Zinc primer base coat for rust protection. Durable top coat available in 10 colors for customization and extra durability.

Made in the USA

Proudly manufactured in Orem, UT, our Cruise Series components are built with locally sourced materials, ensuring high-quality craftsmanship and superior performance.

Optional Hardware Upgrade

These control arms install using factory hardware, but for a smoother installation, we offer optional Grade 8 hardware kits, available separately.

In Conclusion

The Cruise Series Front Upper Control Arms provide precision alignment correction, improved durability, and enhanced driving comfort. Pair them with the Cruise Series Front Lower Control Arms (CRS-J-WJ-FL2) for complete suspension optimization, ensuring proper caster, axle centering, and steering stability. Upgrade your Jeep Grand Cherokee WJ today and enjoy better handling both on and off the road!

 

Make Model Submodel Years
Jeep Grand Cherokee 1999 - 2004

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

Vehicle Jeep Grand Cherokee WJ (99–04)
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
Hardware No Hardware or Complete Kit

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.
RD
Reagan D'mello Dec 23, 2025
Google
Love the product. Excellent customer support 👍🏽 …
MD
Mark DiGrappa Apr 27, 2025
Google
First off: Korby, the gentleman that helped me decide on which kit to go with is EASILY the nicest, and most patient person I’ve dealt with, when ordering parts for this build. Second: the quality of the product is INSANE! These parts are so nicely fabricated, then powder coated for extra longevity, and they even offer an aluminum upgrade in some cases (which I went with, to save weight). Having said all of this, the most impressive thing was the lead time. These parts are build to order, and I literally ordered my suspension one week ago, today! Yes, they built, powder coated, packaged, shipped my suspension components (RAM 1500 Track rear trailing arm full set in 7075 aluminum, and front upper control arms), AND they arrived, all within a week! Granted, that I’m only one state away, but WOW!!! One week?! Amazing! So, in sort: excellent products, which arrived excellently packaged (no damage, an boxes not over-stuffed with heavy suspension parts; three boxes total, as opposed to one super heavy one…my back thanks you), super quickly, and customer service that ANY business would be envious of….so, if you’re in the market, absolutely go with Core 4X4!
BS
Bailey Smith Mar 23, 2025
Google
Core 4x4 excels with precision and service and keeps nothing else higher in mind. Everyone I've met at the company is very honest and down to earth, 10/10 would recommend.
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!
CT
Canon TeSelle Jun 26, 2025
Google
Great Experience. I wanted to make changes to my order and Korby was more than willing to work with me to get everything corrected. Hope to deal with these guys again in the future.
S
Sebastian Oct 24, 2025
Google
Great products they sell, got a crawl series long arm kit for my xj and it has held up quite nice, they are beefy, and for what ever reason they fail it has a great warranty with a customer service to match, when someone asks what control arm kit to buy I always recommend core 4x4
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.
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