Superior Off-Road Performance On-Road Stability
Enhance your Toyota 4Runner (2003-Present) with the Crawl Series Rear Upper Control Arms, designed to provide exceptional articulation, superior axle alignment, and long-lasting durability. Whether you're tackling rough terrain or maintaining control on the road, these control arms offer unparalleled strength, adjustability, and ride quality.
Key Features and Benefits
- Heavy-Duty DOM Tubing Construction – Built from 1.5” OD DOM Tubing with a 5/16” wall thickness, these control arms outperform factory and aftermarket alternatives in both durability and strength.
- Johnny Joints for Maximum Flexibility – Equipped with Johnny Joints at both ends, these arms deliver exceptional articulation and smoother movement, reducing binding and increasing suspension travel.
- Left- and Right-Hand Threaded Adjustability – Designed for on-vehicle pinion angle adjustments, these arms allow for quick and precise alignment correction without removal.
- Fully Adjustable for Lifted Vehicles – Accommodates 0 to 6 inches of lift, ensuring optimal axle positioning and suspension geometry. For lifts beyond 6 inches, contact us for additional solutions.
- Recommended Pairing – Pair with the Crawl Series Rear Lower Control Arms (CRL-T-4R-03-RL2) for a complete rear-end suspension upgrade, providing total control over axle centering and pinion angle adjustments.
Two-Stage Powder Coating for Maximum Protection
To ensure long-lasting durability and corrosion resistance, all control arms undergo a two-stage powder coating process: Zinc primer base coat for superior rust prevention. Durable top coat available in 10 custom colors for added protection and personalization.
Proudly Made in the USA
Manufactured in Orem, UT, the Crawl Series Rear Upper Control Arms are 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.
Optional Hardware Upgrade
Designed for easy installation using factory hardware. For those dealing with rusted or stubborn bolts, optional Grade 8 hardware kits are available separately for a hassle-free setup.
In Conclusion
The Crawl Series Rear Upper Control Arms (CRL-T-4R-03-RU2) are the perfect upgrade for Toyota 4Runner owners looking to improve off-road articulation, optimize suspension geometry, and maximize durability. With on-vehicle adjustability, premium construction, and precision engineering, these control arms provide exceptional strength, flexibility, and control for any terrain. Upgrade today and take your 4Runner’s performance to the next level!
Ideal use:
Crawl Series is for aggressive rock crawling and hard use. Maximum strength and articulation for serious off-road enthusiasts.
Not sure which series fits your needs? Contact us for guidance.
- Alignment recommended after install.
- Install difficulty: moderate. Basic mechanical skills recommended.
- Estimated install time: 4–8 hours depending on experience.
- Some trimming may be required on factory axle mounts (front track bar). See our YouTube channel for guidance.
- Install videos and support available. Check product Description for links.
- Designed to reuse factory hardware. Upgrade available if yours is worn or missing.
| 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 |
| Hardware | No Hardware or Complete Kit |
| Lift Size | 0" — 6" or 6"+ |
