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Jeep Grand Cherokee WK 05-10 4pc Crawl Series Rear Adjustable Control Arm Kit

SKU: CRL-J-WK-RS4
Fits: 2005 - 2010 Jeep Grand Cherokee WK Add vehicle

923.95 923.95 USD 923.95

923.95

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.
  • Lift Size
    Choose your current front lift height. Measure from center of wheel to fender if unsure.
  • Hardware
    Choose upgraded hardware if your factory hardware is worn, damaged, or missing.
  • Series
    Cruise: daily driving and light off-road. Camp: overlanding. Crawl: aggressive rock crawling.
  • Gas Tank Skid Clearance Bend
  • 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

Maximize Your Jeep Grand Cherokee WK’s Suspension Performance

Upgrade your Jeep Grand Cherokee WK (2005-2010) with the Crawl Series Rear Control Arm Set, engineered for unmatched strength, durability, and off-road articulation. This set replaces factory components with heavy-duty adjustable control arms, ensuring precise axle alignment, optimized suspension geometry, and improved handling—essential for lifted vehicles navigating rough terrain.

What’s Included in the Kit?

  • Crawl Series Rear Upper Control Arms (CRL-J-WK-RU2)
  • Crawl Series Rear Lower Control Arms (CRL-J-WK-RL2)

Key Features and Benefits

  • Unmatched Strength Durability – Built from .313" wall DOM tubing, these control arms provide maximum resilience and longevity in extreme off-road conditions.
  • Full Suspension Adjustability – Designed to accommodate lifts from 0 to 6 inches, allowing for pinion angle correction, rear axle centering, and precise suspension tuning.
  • Rock Jock Johnny Joints for Maximum Flexibility – Featuring Johnny Joints at both ends, these control arms deliver superior articulation and responsiveness, providing smoother suspension movement over uneven terrain.
  • Precision-Engineered On-Vehicle Adjustability – Left and right-hand threaded adjusters allow fine-tuning without removal, making suspension modifications faster and easier.
  • Optional Bent Upper Control Arms for Additional Clearance – Need extra room around your gas tank skid plate? Opt for the bent rear upper control arms to optimize clearance and fitment.
  • Recommended Pairing – For a complete rear suspension upgrade, pair this kit with the Crawl Series Rear Track Bar (CRL-J-WK-RTB1) to fine-tune axle alignment and stability for maximum off-road performance.

Durable Two-Stage Powder Coating

Each control arm undergoes a two-stage powder coating process, featuring a corrosion-resistant zinc primer base coat and a top coat available in 10 colors. Ensures maximum protection against rust and wear while allowing you to customize the look of your suspension components.

Proudly Made in the USA

Manufactured in Orem, UT, our Crawl Series Rear Control Arm Set is built to top-tier American craftsmanship standards, ensuring superior reliability, precision, and strength.

Optional Hardware Upgrade

  • This kit is designed for straightforward bolt-on installation using factory hardware.
  • If you’re dealing with rusted or stubborn bolts, we offer optional Grade 8 hardware kits to ensure a seamless setup.

In Conclusion

The Crawl Series Rear Control Arm Set (CRL-J-WK-RS4) is the ultimate upgrade for Jeep Grand Cherokee WK owners looking to enhance off-road performance, improve axle stability, and achieve precise alignment correction. Whether you're lifting your Jeep or optimizing its suspension for extreme terrain, this kit provides the control, durability, and articulation needed for any adventure. Upgrade today and experience the next level in suspension performance!

Make Model Submodel Years
Jeep Grand Cherokee 2005 - 2010

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

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" — 6" or 6"+
Hardware No Hardware or Complete Kit
Series Crawl Series
Gas Tank Skid Clearance Bend No Bend or Clearance Bend

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.
SH
Shawn Hooten Apr 27, 2025
Google
Great products, shipped the next day during a big sale event. Core 4x4 gets it right and gets it done! Thank you all.
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.
MV
Mr. V Mar 24, 2021
Google
Good quality parts, much stronger than stock
HK
Harold Kruder Mar 23, 2024
Google
I needed some parts and had to replace 1 lower control arm and their customer service is great. Helped with answering my questions and got parts shipped quickly.
SC
Singer Heating and Cooling Mar 25, 2018
Google
These guys are great. You can get them on the phone for support. This important and is not always the case with other custom parts builders. Their control arms are bomb proof and offer plenty of options. You can get real genuine Currie Johnny joints without paying the price for Currie arms.
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.
OK
oleg k Nov 23, 2025
Google
I recently ordered a set of control arms from Core 4x4, and the entire experience was absolutely top-notch from start to finish. The ordering process was smooth, the parts arrived quickly, and the control arms themselves are extremely high quality—solid construction, great finish, and clearly built to last. I also want to give a special shout-out to Korby, the guy I spoke with during the process. His customer service was amazing. He went above and beyond to make sure I got exactly what I needed, answered all my questions, and made the whole experience stress-free. You don’t see service like that very often these days. If you’re looking for high-quality suspension components backed by truly exceptional customer service, I highly recommend Core 4x4. I’ll definitely be buying from them again.
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