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Jeep Wrangler TJ 97-06 LJ 04-06 2pc Crawl Series Rear Upper Adjustable Control Arms

SKU: CRL-J-TJLJ-RU2
Fits: 1997 - 2006 Jeep Wrangler TJ Add vehicle

435.70 435.7 USD 435.70

435.70

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.
  • 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.
  • Adjustment Type
  • 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

Superior Off-Road Performance Adjustability

Upgrade your Jeep Wrangler TJ/LJ (1997-2006) with the Crawl Series Rear Upper Control Arms, engineered to provide exceptional articulation, precise alignment, and long-lasting durability. Whether you're navigating rugged off-road trails or cruising on paved roads, these control arms ensure improved stability, ride quality, and axle centering.

What’s Included

  • Crawl Series Rear Upper Control Arms (CRL-J-TJLJ-RU2)

Key Features Benefits

  • Extreme Off-Road Articulation – Featuring Johnny Joints at both ends, these control arms allow for unparalleled flexibility, delivering smoother suspension movement and increased durability over rough terrain.
  • Optional Double Adjustable Upgrade – Built with left- and right-hand threaded adjusters, these control arms allow for on-the-vehicle pinion angle adjustments, helping fine-tune alignment, recenter the rear axle, and optimize suspension geometry for lifts from 0 to 6 inches.
  • Heavy-Duty Construction – Crafted from 1.5" OD DOM Tubing with a 5/16” wall thickness, these arms outperform factory and competitor options with enhanced strength and longevity.
  • Pair with Rear Lower Control Arms for Complete Control – For a fully optimized rear suspension system, pair these Rear Upper Control Arms with our Crawl Series Rear Lower Control Arms to achieve complete axle centering, enhanced pinion angle adjustment, and superior handling.

Two-Stage Powder Coating for Superior Protection

To ensure long-lasting durability and corrosion resistance, these control arms undergo a rigorous two-stage powder coating process. Zinc primer base coat – Provides advanced protection against rust and environmental elements. Durable top coat – Available in 10 custom color options to add a personalized finish that matches your Jeep’s style.

Made in the USA

Proudly manufactured in Orem, UT, our Crawl Series Rear Upper Control Arms are built with precision and high manufacturing standards. By choosing our products, you’re investing in American-made quality, superior craftsmanship, and long-term reliability.

Optional Hardware Upgrade

Designed for bolt-on installation using factory hardware, these control arms offer a straightforward upgrade. For those dealing with rusted or worn-out bolts, we offer optional Grade 8 hardware kits, available separately for a hassle-free installation.

In Conclusion

The Crawl Series Rear Upper Control Arms are a must-have upgrade for Jeep Wrangler TJ/LJ owners looking for superior off-road articulation, improved alignment correction, and long-lasting durability. Whether you're tackling technical rock trails or fine-tuning your Jeep's suspension setup, these control arms provide the adjustability and strength needed for optimal performance. Upgrade today and experience the best in off-road suspension control!


Make Model Submodel Years
Jeep Wrangler 1997 - 2006
Jeep Wrangler 2004 - 2006

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

Vehicle Jeep Wrangler TJ (97–06) or Jeep Wrangler LJ (04–06)
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"+
Adjustment Type Single Threaded or Double Threaded

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.
RP
Robin Poole Jul 26, 2025
Google
I had several questions before my purchase and Korby helped me with the correct parts to order and recommendations. Outstanding customer service and product knowledge! Can't wait to install them!
CD
Christopher Dami Jun 26, 2025
Google
2022 I ordered a 2023 Jeep Wrangler Rubicon in High Velocity yellow. Without any hesitation I knew I was going with Core 4x4’s 16pc Camp series suspension, powder coated in yellow. Compliments were a given from any and everyone that looked under my jeep. So beefy, I may have left some yellow paint on the rocks from Maine to Florida, but no bends or breaks. Customer service has been perfect each and every time I have needed something. Their warranty is top notch! Their communication is also wonderful. Might upgrade to the Crawl Series control arms where the Johnny joints are on both sides. Great all around company and a great team to troubleshoot your issue and come to a conclusion. Nothing bad to say about this company. Just love this suspension.
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.
D
DSI Jul 26, 2025
Google
Great products with excellent customer service after the sale
MT
Ma TheMeatLoaf Mar 23, 2024
Google
Their website estimated 2 days to get my parts but actually took 11. No communication to let me know what’s going on. Parts were missing. Some days they answer questions, some they don’t. Didn’t let me know I’d have to alter stock bolts to fit their parts. All around just seems like they don’t care.
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👌🏽
GK
GLENN KOSZKA Apr 27, 2025
Google
The folks at Core 4X4 are always wonderful to deal with. They explain your options and never pressure or rush things. The quality of the Core Control Arms is top shelf, especially if your goal is to stop wheel hop. I recommend Core 4x4 without reservation ! ! !
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