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Jeep Grand Cherokee WK 05-10 5pc Cruise Series Rear Adjustable Control Arm, Track Bar Kit

SKU: CRS-J-WK-K5
Fits: 2005 - 2010 Jeep Grand Cherokee WK Add vehicle

490.83 490.83 USD 577.45

577.45

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

Optimize Performance and Enhance Comfort

Upgrade both your on-road drivability and off-road capability with the Cruise Series Complete Rear Kit, designed specifically for Jeep Grand Cherokee WK model years 2005-2010. This all-in-one kit enhances axle alignment, corrects pinion angles, and eliminates rear-end instability, delivering a significant improvement over stock suspension components.

What’s Included in the Kit?

  • Rear Upper Control Arms (CRS-J-WK-RU2)
  • Rear Lower Control Arms (CRS-J-WK-RL2)
  • Rear Track Bar (CRS-J-WK-RTB)

Key Features and Benefits

  • Enhanced Strength Durability – Heavy-duty steel tubing ensures superior longevity compared to factory parts.
  • Optimized Adjustability – Designed to accommodate 0 to 6 inches of lift, allowing precise pinion angle correction and rear axle re-centering.
  • Tapered Polyurethane Bushings – Provides better responsiveness, smoother articulation, and reduced vibrations.
  • Recommended Pairing – To complete your suspension upgrade, pair this kit with high-performance shocks and springs to build a fully optimized lift kit.

Total Rear-End Stability Adjustability

Lifting your Jeep can disrupt suspension geometry, leading to rear-end wandering, improper pinion angles, and premature drivetrain wear. Our adjustable control arms and rear track bar work together to re-center your axle, correct driveline angles, and restore handling precision. With the ability to fine-tune your suspension setup, this kit ensures optimal performance whether you're navigating rugged trails or cruising on the highway.

Two-Stage Powder Coating for Maximum Durability

To extend product life and enhance corrosion resistance, all components undergo a two-stage powder coating process. A zinc primer base coat provides rust protection, followed by a durable topcoat available in 10 colors, allowing you to customize your suspension setup.

Made in the USA

Proudly manufactured in Orem, UT, using locally sourced materials. We maintain strict quality control to ensure our products outperform and outlast stock components.

Optional Hardware Upgrade

This kit is designed for a seamless installation using factory hardware. However, for those dealing with rusted or worn-out bolts, we offer optional Grade 8 hardware kits, available separately, to make installation effortless.

In Conclusion

The Cruise Series Complete Rear Kit is the ultimate solution for eliminating rear-end wandering, correcting pinion angles, and maximizing stability. Pair it with shocks and springs for a ready-made lift kit that outperforms anything else on the market. Upgrade your Jeep Grand Cherokee WK today and experience the difference in handling, durability, and overall 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.
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.
TH
Todd Hume Jan 22, 2026
Google
Their products are great but the service is even better!! Thanks Korby.
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.
WT
William Turton Nov 23, 2025
Google
Finally a company with a great product and customer service to match. I changed my order last minute from short arms to long arms. The lift is extremely well built. Korbey was awesome! Highly recommend Core 4x4
P
Paul Mar 24, 2023
Google
I've been having trouble with the track bar (on my 2nd gen Dodge) since I installed the 3rd gen Synergy adapter bracket and a 3rd gen stock bar.. oddly, they call it a '3rd gen bracket' and the stock 3rd gen bar doesn't quite fit, making contact with the bracket. I had attempted to clearance the bracket but it was still making contact and I could feel it over large bumps. I reached out to a lot of companies, but Core 4x4 offered to make a custom bar for the application with adjustability and dual Johnny joints. The first pass on it didn't work but they sent me out another passenger side end that made it fit incredibly well. This was all done solely over email/descriptions/pictures/measurements. Bar is super high quality and heavy duty, made in the US by a family owned company and carries a lifetime warranty. The customer service was responsive and superb, and the price was a lot less than I expected.
NP
Norb Pranger Oct 24, 2025
Google
Not sure where to start, Products or Service or Warranty. Products: I found Core4x4 through a very respected YouTuber in the Jeeping community. I purchased an entire set of Core4x4 Control Arms three years ago and have beat the daylights out of them and they are still in great condition. Now, I purchased another Jeep, this time for my daughter and bought yet another set of Control Arms because I know that these things can take a beating and stand up to it. I plan on replacing more parts on this TJ and my JL and will continue to buy from Core4x4. Service: This isn't some huge name conglomerate that treats you like you're just another customer. They are quick with responses and will always make things right should something be a problem. Oh and the quickness in which they ship their products is unmatched. I bought these CAs for my TJ on Thursday, I received them on Monday. Most other manufacturers will tell you weeks, they had them to me in 2 shipping days. Warranty: Seriously, a lifetime warranty? Yes please. Nothing more to say. I can't say enough about how great of a company this is. I've even spoken to the owner through email a few years back on some questions that I had. Support small American built businesses. P.S. Core 4x4, feel free to make me an ambassador and send me some swag :) .
GH
Gary Haag Aug 25, 2025
Google
Ordered a set of Core 4x4 control arms for my 2006 Jeep TJ. These are some heavy duty quality control arms. Can't wait to get them installed. Great customer service too!
L
luke Mar 24, 2021
Google
Excellent quality product and service. My l lower control arms broke and within the same day core 4x4 hooked me up with tier 2 arms and with the color I wanted. My Jeep rides better and has been solid for several months so far. 10/10 would recommend their products to anyone.
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