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902.96 902.96 USD 1,128.70

1,128.70

1–3 day build time + Shipping

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Jeep Grand Cherokee WJ 99-04 6pc Crawl Series Adjustable Control Arm Kit

SKU: CRL-J-WJ-CS6
Fits: 1999 - 2004 Jeep Grand Cherokee WJ Add vehicle

902.96 902.96 USD 1,128.70

1,128.70

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.
  • Hardware
    Choose upgraded hardware if your factory hardware is worn, damaged, or missing.
  • Lift Size
    Choose your current front lift height. Measure from center of wheel to fender if unsure.
  • 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

Unleash Superior Performance and Comfort

Transform your Jeep Grand Cherokee WJ (1999-2004) with the Crawl Series Complete Control Arm Set—a must-have upgrade for drivers looking to enhance durability, articulation, and ride quality. This set is designed to deliver unmatched strength and flexibility off-road while maintaining excellent drivability on pavement. Whether you're conquering rough terrain or cruising the highway, these control arms provide the perfect balance of stability, adjustability, and control.

What's Included?

  • Crawl Series front upper control arms (CRL-J-WJ-FU2)
  • Crawl Series front lower control arms (CRL-J-WJ-FL2)
  • Crawl Series rear lower control arms (CRL-J-WJ-RL2)
  • Mounting spacers (8)

Key Features Benefits

  • Heavy-duty DOM tubing construction – Built from 5/16” wall DOM tubing, these control arms are engineered to withstand the toughest conditions. The lower control arms utilize 1.75” OD tubing, while the uppers feature 1.5” OD tubing, ensuring superior durability over stock and competitor options.
  • Johnny Joints for maximum flexibility – Every control arm is equipped with RockJock Johnny Joints at both ends, allowing for extreme articulation without binding. These joints provide unparalleled durability, smoother operation, and enhanced longevity compared to traditional rubber or poly bushings.
  • Adjustability for perfect suspension geometry – Designed to accommodate lifts from 0 to 6 inches, these adjustable control arms allow you to fine-tune axle positioning, caster, and pinion angles for optimal drivability and handling. For lifts beyond 6 inches, contact us for additional options.
  • Pair with a front track bar or rear A-arm for a complete suspension solution – For the best results, we recommend pairing this set with our Crawl Series Front Track Bar (CRL-J-WJ-FTB1) or Rear Adjustable A-Arm (CRL-J-WJ-AA1). This ensures proper axle centering, stability, and alignment—giving you a fully optimized suspension system for both on- and off-road driving.

Two-Stage Powder Coating

Each control arm undergoes a two-stage powder coating process to maximize durability and corrosion resistance. A zinc primer base coat creates a solid barrier against rust, followed by a top coat in your choice of 10 colors for a custom look.

Proudly Made in the USA

Manufactured in Orem, UT, our Crawl Series Control Arm Set exemplifies American craftsmanship and engineering. We oversee every step of the process to ensure the highest quality, sourcing materials locally to maintain strict manufacturing standards.

Optional Hardware Upgrade

Designed for a straightforward installation, these control arms reuse factory hardware for a simple, bolt-on upgrade. For those dealing with rusted or stubborn bolts, we offer optional Grade 8 hardware kits to ensure a hassle-free installation.

Final Thoughts

Upgrade your Jeep Grand Cherokee WJ with the Crawl Series Complete Control Arm Set and experience unparalleled suspension performance, flexibility, and durability. This set is built for enthusiasts who demand the best in off-road capability and on-road comfort. Pair it with a front track bar or rear A-arm for the ultimate suspension setup and take your WJ to the next level.


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 Crawl Series
Hardware No Hardware or Complete Kit
Lift Size 0" — 6" or 6"+

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.
BA
bryan angell Jun 26, 2025
Google
First off amazing products. I got a set of adjustable control arms for my XJ and it is so nice to be able to dial in caster and pinion angles. A quick call and I was able to purchase an adjustable track.
PM
Paul Melancon Aug 25, 2025
Google
Ordered a control arm and track bar kit for my WJ from Core 4x4 on Monday 7/28 and received it today, Friday 8/1. Im not a state or two away, im in CT aka the other side of the country. Communication is phenominal, emails were responded too in an hour or less. Parts arrived well packed, not damaged, and are great quality for my needs. There arent many companies left that service customers as well as Core 4x4 and i wont hesitate to check them out again if i need something else. Well done!
RH
R and H H Oct 24, 2025
Google
Top notch company. Mechanic lost bolts that clamp upper control arms. Korby sent out spare bolts no charge. Best customer service I’ve come across in a long time. Only suspension brand I’ll ever use.
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.
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.
P
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.
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
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