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CORE 4X4 · Suspension SKU: CRL-J-WK-RL2

Jeep Grand Cherokee WK 2pc Kit

Adjustable control arms — rear lower · fits 0–8″ lift

Jeep Grand Cherokee WK 05-10 2pc Crawl Series Rear Lower Adjustable Control Arms

The same CRAWL SERIES kit is made for the Bronco: Ford Bronco 21+ 2pc Crawl Series Rear Lower Adjustable Control Arms · $485

$434.24 $493.45 Save $59

CRUISE from $189 · CAMP $314

$ 434.24 434.24 USD $ 493.45

$ 493.45

Save $ 59.21

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
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
Mounting hardware included
Talk to an Expert: 385-375-2104
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CORE 4X4 · Suspension

Jeep Grand Cherokee WK 2pc Kit

Jeep Grand Cherokee WK 05-10 2pc Crawl Series Rear Lower Adjustable Control Arms

Adjustable control arms — rear lower · fits 0–8″ lift

Does not fit your Ford Bronco Shop parts that fit ›

COLOR Pick yours

Build Your Kit

  • Vehicle
  • Brand
  • Color
  • Lift Size
  • Hardware
  • Series
  • Note to Core4x4:

$ 434.24 434.24 USD $ 493.45

$ 493.45

Save $ 59.21

Select Color to see price and add to cart.

Mounting hardware included
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

Alignment recommended Lifetime warranty on all non-wear items 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 2005–2010

  • Vehicle Fitment: Jeep Grand Cherokee WK 05-10 – Improves rear axle alignment, pinion angle, and suspension geometry for better drivability and off-road performance.

  • CORE Advantage: Strengthens rear suspension, reduces driveline vibrations, and provides enhanced stability and articulation with Johnny Joints at both ends.

  • Adjustability: Accommodates 0 to 6-inch lifts, allowing on-vehicle fine-tuning for precise pinion angle correction, axle centering, and optimized handling.

  • Construction: Built from 5/16” wall DOM tubing, with Johnny Joints for maximum flexibility, ensuring long-term durability and smooth suspension movement.

  • 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, our product includes a lifetime warranty on all non-wear items, providing you with confidence and peace of mind in your purchase.

Built With

Rear Lower control arms 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.

Forged Johnny JointJoints
1.75" OD lowers / 1.50" OD uppersTubing
5/16" DOMWall
Periodic greasingMaintenance

Construction & Materials

Rear Lower control arms 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.

Vehicle Jeep Grand Cherokee WK (05–10)
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.
Lift Size 0" — 8"
Hardware No Hardware or Complete Kit
Series Crawl Series
Placement on Vehicle Rear Lower, Rear
Mounting Style Bolt-On

Maximize Your Jeep Grand Cherokee WK’s Suspension Performance

Upgrade your Jeep Grand Cherokee WK (2005-2010) with the Crawl Series Rear Lower Control Arms, designed for unmatched strength, off-road articulation, and improved on-road comfort. These control arms provide superior durability over factory components, optimizing your vehicle’s suspension geometry, pinion angle, and rear axle alignment—essential for lifted vehicles.

Key Features and Benefits

  • Heavy-Duty DOM Tubing for Maximum Strength – Constructed from .313" wall DOM tubing, these control arms are engineered to withstand extreme off-road conditions.
  • Johnny Joints at Both Ends for Maximum Flexibility – Featuring Rock Jock Johnny Joints on both ends, these control arms provide unparalleled articulation and responsiveness, ensuring a smoother ride on and off the trail.
  • Fully Adjustable for Lifted Vehicles – Designed for 0 to 6 inches of lift, allowing for pinion angle correction, rear axle centering, and suspension tuning to reduce driveline vibrations and enhance handling.
  • On-Vehicle Adjustability – Left and right-hand threaded adjustment allows for fine-tuning without removing the control arms, making suspension modifications easier than ever.
  • Recommended Pairing – For optimal rear suspension performance, pair these control arms with the Crawl Series Rear Upper Control Arms (CRL-J-WK-RU2) to achieve a fully adjustable system capable of handling extreme lift modifications.

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.

Proudly Made in the USA

Manufactured in Orem, UT, our Crawl Series Rear Lower Control Arms meet the highest American quality standards, ensuring superior reliability and craftsmanship.

Optional Hardware Upgrade

Designed for a straightforward bolt-on installation, this kit uses factory hardware. For those dealing with rusted or stubborn bolts, optional Grade 8 hardware kits are available for a seamless setup.


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

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, lift height, and any add-on options, then add to cart. 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.

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Store reviews on Google

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5.0
★ ★ ★ ★ ★
132 reviews
5 ★
97%
4 ★
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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.
JM
Jay Miller Jul 26, 2025
★ ★ ★ ★ ★ Google
I purchased a upper and lower set of control arms from core 4x4 they came early then expected and seem to be very nice quality I ran into a complication installing them and emailed them my question I was expecting to get the response maybe the next day because it was after hours I got a response in about a few minutes which allowed me to finish the project that day I super appreciate that, the products are good strong lifetime warranty and their customer service is top notch
J
Justin Mar 24, 2021
★ ★ ★ ★ ★ Google
Small business, family owned, made in the USA, lifetime warranty. Purchased Tier 3 control arms and rear track bar for a 2006 Jeep LJ. Simple website and easy to contact over phone and email. I had some technical questions and they were happy to answer them. They allow local pickup and were built to order same week. The order was wrapped and ready when I walked in and even gave a tour of the shop. They abrasive blast all raw materials to achieve a better surface profile for powdercoat to adhere and create a smooth, durable finish. I also noticed several CNC machines and a robotic welder they use for all their parts. A small outfit with a robotic welder? Their concern for quality is obvious and it shows in the parts they make. Very impressed. Happy to do business with these guys.
Review photo 1
DN
Devan Nelson Mar 25, 2019
★ ★ ★ ★ ★ Google
Had a great experience with Core 4x4, I desperately needed a custom track bar and found out just a couple days before Easter Jeep Safari. Spence was a huge help and made it happen with plenty of time to spare. Their parts are top notch!
AS
Anthony Snyder Jun 26, 2025
★ ★ ★ ★ ★ Google
Great experience and really great parts
AH
Abbey Hiett Mar 25, 2019
★ ★ ★ ★ ★ Google
Company finally made things right
AL
Andrew LaFave May 27, 2025
★ ★ ★ ★ ★ Google
I am really please with this company. Great product, i had an issue with a couple of the jonnhy joint bushings, they explained what had caused it and how to fix it. Within hrs of receiving my inquiry, i had heard back with the required info I needed. A couple hrs later problem was fixed and ready for the trail again. They care about heir product and their customers. Thanks crew, you rock
RH
Rex Hodges Jun 26, 2025
★ ★ ★ ★ ★ Google
After ordering an upper and lower adjustable control arm kit manufactured by CORE 4X4 from a jeep parts distributor who's intials are E.T., they came with 3 of the threaded ends missing. After over 2 months of phone calls and emails to this E.T. company nothing was resolved. I finally decided to call CORE 4X4 myself and tell them my dilemma. I spoke with a very personable and professional gentleman named Korby, who is one of CORE 4X4's representatives, after a brief discussion of what I went thru he simply asked me for a picture and some measurements and the items I was missing and asked if I could cover ONLY the cost of shipping and I had my missing parts in exactly 1 weeks time. This company not only builds all it's parts in the U.S.A., they stand behind their products with great customer service and life time warranty. My experience with this company and their Rep Korby was fantastic. I would definitely recommend CORE 4X4 to anyone who needs parts for any 4x4 projects. You just can't beat their quality and service. Rex Hodges Valparaiso, Indiana
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.
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.
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Made in Orem, UT · You break it, we replace it.
385-375-2104
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