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277.16 277.16 USD 346.45

346.45

1–3 day build time + Shipping

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Toyota 4Runner 03-24 Crawl Series Rear Heavy-Duty Adjustable Track Bar

SKU: CRL-T-4R-03-RTB1
Fits: 1996 - 2024 Toyota 4Runner Add vehicle

277.16 277.16 USD 346.45

346.45

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.
  • Series
    Cruise: daily driving and light off-road. Camp: overlanding. Crawl: aggressive rock crawling.
  • 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.
  • 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

Unmatched Rear Axle Stability Suspension Control

Upgrade your Toyota 4Runner (2003-Present) with the Crawl Series Rear Track Bar, designed to provide exceptional axle centering, improved handling, and superior articulation. Whether you’re conquering tough off-road trails or maintaining control on the highway, this adjustable track bar ensures precise alignment correction and minimizes lateral axle movement for a smoother ride.

What's Included?

  • Crawl Series Rear Track Bar (CRL-T-4R-03-RTB1)

Key Features and Benefits

  • Heavy-Duty DOM Tubing Construction – Built from 1.5” OD DOM Tubing with a 5/16” wall thickness, this track bar provides exceptional strength and durability, surpassing factory and aftermarket alternatives.
  • Forged Joints for Maximum Performance – Equipped with forged Johnny Joints at both ends, this track bar offers unmatched flexibility and vibration dampening while preventing binding during articulation.
  • Left- and Right-Hand Threaded Adjustability – Designed for on-vehicle fine-tuning, this track bar allows for quick and precise axle re-centering and suspension adjustments without removal.
  • Fully Adjustable for Lifted Vehicles – Accommodates 0 to 6 inches of lift, ensuring optimal axle positioning and improved suspension geometry. For lifts beyond 6 inches, contact us for additional solutions.
  • Recommended Pairing – Pair with the Crawl Series Rear Control Arms Set (CRL-T-4R-03-RS4) for a complete rear-end suspension solution, giving you absolute control over axle centering, pinion angles, and suspension geometry.

Two-Stage Powder Coating for Maximum Protection

To ensure long-lasting durability and corrosion resistance, all track bars undergo a two-stage powder coating process.

Zinc Primer Base Coat – Provides superior rust prevention.

Durable Top Coat – Available in 10 custom colors for added protection and personalization.

Made in the USA

Manufactured in Orem, UT, the Crawl Series Rear Track Bar is built to the highest standards of American craftsmanship. By choosing CORE 4X4, you’re investing in a locally made, high-quality product designed to withstand the most demanding conditions.

In Conclusion

The Crawl Series Rear Track Bar (CRL-T-4R-03-RTB1) is the ultimate upgrade for Toyota 4Runner owners looking to optimize axle alignment, improve suspension articulation, and maximize durability. With on-vehicle adjustability, superior strength, and long-lasting performance, this track bar provides exceptional handling and control for any terrain. Upgrade today and take your 4Runner’s performance to the next level!


Make Model Submodel Years
Toyota 4Runner 1996 - 2024

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

Vehicle Toyota 4Runner (96–24)
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.
Series Crawl Series
Lift Size 0" — 6" or 6"+
Hardware No Hardware or Complete Kit

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.
CW
Cody Whitlock Sep 24, 2025
Google
10/10 overall experience, shipping, customer service, and such a great product!
AP
Ajay Paynter Mar 9, 2026
Google
Great company, who worked with me on shipping parts, to arrive in time for a show, when I explained my concern of possibly not getting the control arms in time. Quality is amazing on the part, affordable price for what you get, and the powdercoat is top notch, not a single issue with this product, would buy again.
BB
Brayden Brockey Mar 23, 2024
Google
Got a set of upper control arms for my xj, really impressed with the quality
TR
Tim Reigies Mar 25, 2018
Google
Received the track bar I ordered, product looks extremely strong, thx core 4x4
CT
Canon TeSelle Jun 26, 2025
Google
Great Experience. I wanted to make changes to my order and Korby was more than willing to work with me to get everything corrected. Hope to deal with these guys again in the future.
AH
Abbey Hiett Mar 25, 2019
Google
Company finally made things right
SG
Sal Giordano Sep 24, 2025
Google
I want to take the time to share my experience with Core 4x4. I have a 2004 Jeep Wrangler and was looking to upgrade some suspension parts. I went with Core 4x4 upper & lower adjustable control arms and a front adjustable track bar. Everything arrived quickly, and right out of the box I was impressed with the quality and craftsmanship. I had a few questions during installation (measurements and torque specs), and I spoke with Korby on a couple of occasions. Not only did he send me detailed instructions, but he also shared an installation video specific to the part and vehicle I was working on, something you don’t get from many companies. The control arms fit perfectly, look great, and perform exactly as I hoped. I did run into an issue with the front track bar touching the front diff. When I reached out, Korby had me send pictures and then immediately offered two solutions: his bar guy could make a different bend and send it out to me, or I could get a full refund. His response honestly blew me away. As much as I wanted to run the Core 4x4 track bar, I chose the refund. Korby sent me a prepaid shipping label right away, no hassle. My experience with Core 4x4 has been excellent. Korby was extremely understanding, communicative, and helpful every step of the way. The parts I received were high quality, and the customer service was second to none. I would absolutely recommend Core 4x4 10 out of 10 times and will be using them again. Just a great American company with awesome people who truly care about their customers. Thank you Korby, and thank you Core 4x4!
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