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CRAWL SERIES
CORE 4X4 · Suspension SKU: CRL-ZJ-RLAK4

Jeep Grand Cherokee ZJ 6pc Long Arm Kit

Heavy-Duty Rear Adjustable Long Arm Upgrade Kit · fits 0–6″+ lift

Jeep Grand Cherokee ZJ 93-98 6pc Crawl Series Heavy-Duty Rear Adjustable Long Arm Upgrade Kit
$923.96 $1,049.95 Save $126

$ 923.96 923.96 USD $ 1,049.95

$ 1,049.95

Save $ 125.99

Built to order, usually ships in 1–3 days.
Enter ZIP for arrival estimate Delivery date by ZIP
Order by 3:00 PM MT today — we'll start tomorrow
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COLOR Pick yours
100% bolt-on, no welding Made in USA · Orem, Utah You break it, we replace it Joints you rebuild instead of replace
Talk to an Expert: 385-375-2104
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CORE 4X4 · Suspension

Jeep Grand Cherokee ZJ 6pc Long Arm Kit

Jeep Grand Cherokee ZJ 93-98 6pc Crawl Series Heavy-Duty Rear Adjustable Long Arm Upgrade Kit

Heavy-Duty Rear Adjustable Long Arm Upgrade Kit · fits 0–6″+ lift

SKU: CRL-ZJ-RLAK4
Will this fit your rig?

COLOR Pick yours

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  • Brand
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  • Series
  • Lift Size
  • Note to Core4x4:

$ 923.96 923.96 USD $ 1,049.95

$ 1,049.95

Save $ 125.99

Select Color to see price and add to cart.

100% bolt-on, no welding Made in USA · Orem, Utah You break it, we replace it Joints you rebuild instead of replace
Talk to an Expert: 385-375-2104
Built to order, usually ships in 1–3 days.
Enter ZIP for arrival estimate Delivery date by ZIP
Order by 3:00 PM MT today — we'll start tomorrow
See full timeline
Core 4x4 Manufactured Social 15 Promo Eligible

Alignment recommended You break it, we replace it. Made In USA

Made in USA Orem, Utah
You break it, we replace it Warranty on non-wear items
10 Colors In-house powder coat
Fully Adjustable 0-6" of lift
3 X-Series Options Only Core 4x4

Product Details

Make Model Submodel Years
Jeep Grand Cherokee 1993–1998

  • Vehicle Fitment: Jeep Grand Cherokee ZJ 93-98 – A rear long-arm suspension transformation that enhances articulation, axle stability, and ride quality, making your ZJ unstoppable on and off the trail.

  • CORE Advantage: This true 4-link rear long-arm system eliminates the binding and limitations of short-arm setups, allowing for smoother suspension movement, increased down travel, and enhanced off-road flexibility.

  • Adjustability: Corrects pinion angle, reduces driveline vibrations, and ensures proper axle alignment at all lift heights (0–6 inches), optimizing both off-road performance and on-road handling.

  • Construction: Heavy-duty 5/16” wall DOM tubing combined with precision-engineered 1/4” plate steel brackets for maximum durability, ensuring reliability in extreme conditions.

  • Two-Stage Powder Coating: Zinc primer base and top coat available in 10 vibrant colors protect against corrosion and allow for personalized styling of your rig.

  • Warranty and Origin: Proudly manufactured in the United States. You break it, we replace it.

Built With

Rear Lowers built with 1.75” OD 5/16” Wall DOM. Forged Johnny Joints on both adjustable ends with 1.25” x 12 TPI - 2.625” long threads. 

Rear Uppers built with 1.5” OD 5/16” Wall DOM. Forged Johnny Joints on both adjustable ends with 1” x 14 TPI - 2.32” long threads.

Johnny Joints both endsJoints
1.75" OD lowers / 1.50" OD uppersTubing
5/16" DOMWall
Periodic greasingMaintenance

Construction & Materials

Rear Lowers built with 1.75” OD 5/16” Wall DOM. Forged Johnny Joints on both adjustable ends with 1.25” x 12 TPI - 2.625” long threads. 

Rear Uppers built with 1.5” OD 5/16” Wall DOM. Forged Johnny Joints on both adjustable ends with 1” x 14 TPI - 2.32” long threads.

Vehicle Jeep Grand Cherokee ZJ (93–98)
Brand CORE 4X4
Color Black or Blue or Charcoal or Green or LightGreen or Light Green 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
Lift Size 0" — 6" or 6"+
Placement on Vehicle Rear Upper, Rear Lower, Rear
Mounting Style Bolt-On

Unmatched Off-Road Performance On-Road Comfort

Upgrade your Jeep Grand Cherokee ZJ with the Crawl Series Rear Long Arm Upgrade Kit, engineered to maximize suspension travel, axle stability, and ride quality. Designed for aggressive off-road performance and smooth highway driving, this kit transforms your ZJ’s suspension geometry, improving articulation and eliminating binding, even in extreme conditions.

Key Features and Benefits

  • Heavy-Duty Construction – Built from 5/16” wall DOM tubing, these long arms deliver exceptional strength and articulation compared to factory and short-arm setups.
  • Optimized Suspension Geometry – The longer control arms allow for a smoother, more controlled axle range of motion, improving traction and reducing stress on suspension components.
  • Precision-Engineered Brackets – 1/4” laser-cut and precision-bent steel brackets ensure a perfect fit and rock-solid durability.
  • Increased Ground Clearance Travel – Allows for maximum articulation without limiting suspension movement.
  • Full Bolt-On Installation – No welding required—bolt-on design makes installation straightforward with included hardware.

Two-Stage Powder Coating for Maximum Protection

Each component in this kit undergoes a two-stage powder coating process for long-lasting durability and corrosion resistance.

Zinc Primer Base Coat – Prevents rust and protects against harsh environmental conditions.

Durable Top Coat – Available in 10 custom colors for added protection and personalization. Custom colors available upon request.

Made in the USA

Manufactured in Orem, UT, the Crawl Series Rear Long Arm Upgrade Kit is built to the highest standards of American craftsmanship. By choosing CORE 4X4, you’re investing in high-quality, American-made products designed to withstand the most demanding conditions.


Use the vehicle selector on our website to shop by your year, make, and model. On product pages, use the kit builder to select your color, series, and any add-on options, then add to cart — you’ll confirm your lift height at checkout. If you need help, call or email our team.

Standard orders typically ship within 1–3 business days of ordering. Custom color orders take approximately 5–10 business days. Because everything is built in-house, we can turn orders quickly even for custom specifications.

You can reach our team through the contact form on our website, or browse to the Contact Us page. Our team is available to answer pre-sale and technical questions before and after your purchase.

Google

Store reviews on Google

See all on Google
5.0
★ ★ ★ ★ ★
132 reviews
5 ★
97%
4 ★
2%
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1%
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Peter Busack May 27, 2025
★ ★ ★ ★ ★ Google
Purchased a set of Trailing arms for my Ram 1500, quality is first class. I bought the ones with the Jonny Joints for more articulation and it appears from the construction I should get a lifetime of use, Zerk fittings are an added plus. Would defiantly recommend, and the the service team answered all of my questions.
MH
Matthew Handy Sep 24, 2025
★ ★ ★ ★ ★ Google
Ran into an issue with a part that I ordered. Got ahold of them explained to them the issue I was having and they jumped in and got the issue fixed. Hands down the best customer service I have ever dealt with. The parts are hands down amazing. Highly recommend.
EC
Eric Cox Jul 26, 2025
★ ★ ★ ★ ★ Google
Prompt, professional, and courteous service! Quality parts and broad assortment of products to suite your 4x4 needs:)
JG
James Griffin Jul 26, 2025
★ ★ ★ ★ ★ Google
Customer service is top notch. They answered all of my questions and got me my tracking number for my packages. I just received both of them and the quality is next level. You guys are truly awesome.
Review photo 1
CW
Cody Whitlock Sep 24, 2025
★ ★ ★ ★ ★ Google
10/10 overall experience, shipping, customer service, and such a great product!
Review photo 1
TM
Tony Moller Aug 25, 2025
★ ★ ★ ★ ★ Google
Awesome parts! Support the older Jeeps! Great customer service.
TG
Travis Grimm Mar 23, 2024
★ ★ ★ ★ ★ Google
To start off if you're looking to upgrade your control arms definitely hit this company up. Great product, easy install of the product, with three different tiers everything is priced pretty good, I'm a sticker guy and they sent a sticker for each arm each track bar and also three extra ones so the extra are on the Jeep the advertise them for sure. If you're reading this review I highly recommend you to check their website out.
Review photo 1 Review photo 2 Review photo 3 Review photo 4
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!
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.
DD
Dmitriy D May 27, 2025
★ ★ ★ ★ ★ Google
Installed rear and upper control arms and track bar on my 3rd Gen 4RUNNER to align rear axle and restore factory wheel base after 3.5" lift. Car drives better than New! Improved handling cornering and overall driving. Very solid and high quality made product. Support is outstanding. Shipping extremely fast. Thank you so much. I wish you will have something new for my car.
Review photo 1
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Made in Orem, UT · You break it, we replace it.
385-375-2104