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Jeep Grand Cherokee WK 05-10 2pc Cruise Series Rear Upper Adjustable Control Arms

SKU: CRS-J-WK-RU2
Fits: 2005 - 2010 Jeep Grand Cherokee WK Add vehicle

133.83 133.83 USD 157.45

157.45

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.
  • 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.
  • 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

Optimized Performance for Stability and Control

Eliminate axle misalignment, vibration, and rear-end instability with our Cruise Series Rear Upper Control Arms, designed specifically for Jeep Grand Cherokee WK models from 2005-2010. These control arms provide critical pinion angle correction, ensuring driveline stability, improved handling, and long-term durability—whether you're tackling tough trails or cruising on the highway.

What’s Included in the Kit?

  • Cruise Series Rear Upper Control Arms (CRS-J-WK-RU2)

Key Features and Benefits

  • Heavy-Duty Steel Construction – Built to withstand harsh terrain and heavy loads while ensuring maximum durability.
  • Adjustable for Perfect Pinion Angle – Maintains proper alignment and driveline geometry for lifts from 0 to 6 inches.
  • Tapered Polyurethane Bushings – Reduces noise, vibration, and harshness (NVH) while improving ride comfort and flexibility.
  • Greaseable and Rebuildable Joints – Designed for easy maintenance and long-term performance, keeping your suspension system in peak condition.
  • Recommended Pairing – Combine with Cruise Series Rear Lower Control Arms (CRS-J-WK-RL2) for complete rear-end alignment and axle recentering.

Precision Alignment and Drivability Enhancement

When lifting your Jeep Grand Cherokee WK, the rear pinion angle shifts, leading to driveline vibrations, premature wear, and unpredictable handling. These adjustable upper control arms allow precise pinion angle correction, ensuring smooth power delivery and reduced drivetrain stress. By pairing them with our Rear Lower Control Arms, you get full axle recentering and alignment correction, preventing excessive tire wear and instability.

Two-Stage Powder Coating for Maximum Durability

All control arms go through a two-stage powder coating process to ensure corrosion resistance and long-lasting durability: Zinc primer base coat – Provides enhanced rust protection. Durable top coat – Available in 10 color options, allowing you to customize your suspension’s look.

Made in the USA

Proudly manufactured in Orem, UT, using high-quality, locally sourced materials to guarantee precision, durability, and superior performance.

Optional Hardware Upgrade

Designed for easy installation using factory hardware. If you’re dealing with rusted or seized bolts, we offer optional Grade 8 hardware kits, available separately, to ensure a smooth installation process.

In Conclusion

The Cruise Series Rear Upper Control Arms are an essential upgrade for any lifted Jeep Grand Cherokee WK, delivering pinion angle correction, reduced vibrations, and enhanced rear-end stability. Pairing them with our Rear Lower Control Arms ensures total alignment control and superior handling performance.

Upgrade your Jeep today for a smoother, more controlled ride—on and off the road!


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.
Hardware No Hardware or Complete Kit
Series Cruise Series

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.
Z
Zion Sep 24, 2025
Google
Every product I have received from them has been nothing short of fantastic. Korby in Customer service went above and beyond to help me fix my own mistake. I cannot reccomend them enough.
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.
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!
JI
Jerome Segura III Jun 26, 2025
Google
I bought the 16pc Cruise Series Adjustable Control Arm, Track Bar, Steering, End Link Kit to replace a worn budget 4" lift on my used JKU. These are top quality parts; very solid. Customer service is unsurpassed. They even matched prices on my order placed before the tax day sale. I made an error in ordering a drag link flip kit; they were quick to help me fix this too. There's peace of mind knowing these components are made in the USA. Thank you. 👍👍
EC
Eric Cox Jul 26, 2025
Google
Prompt, professional, and courteous service! Quality parts and broad assortment of products to suite your 4x4 needs:)
VK
Victor Keele Sep 24, 2025
Google
Great customer service. I got my front upper and lower control arms and hardware on Friday afternoon. It didn’t come with instructions so I called Core 4X4 and they immediately e mailed me the instructions. Also, the kit I got had the spacers missing so I called. It was late Friday by thus time but they took care of the issue first thing Monday morning and I got the spacers on Tuesday. Great company.
RT
Ruby Timm Apr 27, 2025
Google
Bought a new 2019 Ram 1500. Had bad rear wheel hop since new, got all four core 4x4 control arms and it fixed the issue. Thanks
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