This kit includes 2 components, each built and powder-coated in-house.
Unmatched Off-Road Flexibility On-Road Stability
Upgrade your Toyota 4Runner (2003-Present) with the Crawl Series Rear Control Arms Set, engineered to provide superior strength, articulation, and long-lasting durability. This complete set includes two upper control arms (CRL-T-4R-03-RU2) and two lower control arms (CRL-T-4R-03-RL2), delivering maximum axle control, improved suspension geometry, and unmatched performance for both off-road terrain and highway driving.
Key Features and Benefits
- Heavy-Duty DOM Tubing Construction – Built from 1.75” OD DOM Tubing with a 5/16” wall thickness, these control arms provide exceptional strength and durability, outperforming factory and aftermarket alternatives.
- Johnny Joints for Maximum Flexibility – Equipped with Johnny Joints at both ends, these arms allow incredible articulation, reducing suspension binding and improving off-road handling.
- Left- and Right-Hand Threaded Adjustability – Designed for on-vehicle fine-tuning, these control arms allow for precise axle re-centering and pinion angle adjustments without needing removal.
- Fully Adjustable for Lifted Vehicles – Accommodates 0 to 6 inches of lift, ensuring optimal axle positioning and suspension geometry correction. For lifts beyond 6 inches, contact us for additional solutions.
- Recommended Pairing – Pair with the Crawl Series Rear Track Bar (CRL-T-4R-03-RTB1) 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 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 Control Arms Set 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.
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.
Vehicle Fitment: Toyota 4Runner 03+ – Delivers superior rear suspension control, articulation, and durability for lifted and stock-height vehicles.
CORE Advantage: Provides complete control over axle positioning, optimizing pinion angles to reduce driveline vibration and enhance rear-end articulation for smoother, more responsive performance.
Adjustability: Accommodates 0 to 6 inches of lift with left- and right-hand threaded adjusters for precise on-vehicle tuning of axle alignment and suspension geometry.
Construction: Heavy-duty DOM tubing with 5/16” wall thickness offers maximum durability and strength, significantly outperforming factory components.
Two-Stage Powder Coating: Zinc primer base and top coat available in 10 vibrant colors protect against corrosion and allow for personalized styling of your rig.
Warranty and Origin: Proudly manufactured in the United States, our product includes a lifetime warranty on all non-wear items, providing you with confidence and peace of mind in your purchase.
Built With
Rear Lower Control Arms Built With 1.75” OD 5/16” Wall DOM. Forged Johnny Joints on both adjustable ends with 1.25” x 12 TPI - 2.625” long threads.
Rear Upper Control Arms Built With 1.5” OD 5/16” Wall DOM. Forged Johnny Joints on both adjustable ends with 1” x 14 TPI - 2.32” long threads.
| Make | Model | Submodel | Years |
|---|---|---|---|
| Toyota | 4Runner | 1996 - 2024 |
Each rebuild kit includes all necessary components to replace and restore wearable parts.
Construction & Materials
Rear Lower control arms built with 1.75” OD 5/16” Wall DOM. Forged Johnny Joints on both adjustable ends with 1.25” x 12 TPI - 2.625” long threads.
Rear Upper control arms built with 1.5” OD 5/16” Wall DOM. Forged Johnny Joints on both adjustable ends with 1” x 14 TPI - 2.32” long threads.
| 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"+ |
| Placement on Vehicle | Rear Upper, Rear Lower, Rear |
| Mounting Style | Bolt-On |
Reviews of Core 4x4
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Accessories & Add-ons
Toyota 4Runner 03-24 5pc Crawl Series Rear Adjustable Control Arm, Track Bar Kit
$ 1,196.95
Toyota 4Runner 03-24 2pc Crawl Series Rear Lower Adjustable Control Arms
$ 514.45
Toyota 4Runner 03-24 2pc Crawl Series Rear Upper Adjustable Control Arms
$ 451.45Specifications
| Color | Black, Blue, Charcoal, Green, LightGreen, Orange, Purple, Red, White, Yellow, Custom Color - Other than what is listed above. Extra charge varies. We will reach out after order is placed. |
| Hardware | No Hardware, Complete Kit |
| Lift Size | 0" — 6", 6"+ |
| Vehicle | Toyota 4Runner (96–24) |
| Brand | CORE 4X4 |
| Series | Crawl Series |
| Note to Core4x4: | - |
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