Product Details
| Make | Model | Submodel | Years |
|---|---|---|---|
| Jeep | Wrangler | 2007–2018 |
Vehicle Fitment: Jeep Wrangler JK 07-18 – Enhances rear suspension strength, stability, and articulation for both off-road and daily driving.
CORE Advantage: Johnny Joints provide extreme flexibility and articulation, improving suspension movement and handling in rugged terrain.
Adjustability: Fully adjustable for 0–6” lifts, allowing precise axle re-centering, wheel positioning, and optimized suspension geometry.
Construction: Built from 1.75” OD DOM tubing with a 5/16” wall, powder-coated for superior strength, durability, and long-term corrosion resistance.
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. You break it, we replace it.
Built With
Rear Lowers built with Forged Johnny Joints on the adjustable end and a Welded Johnny Joints on the fixed end with 1.25” x 12 TPI - 2.625” long threads.
Construction & Materials
Rear Lowers built with Forged Johnny Joints on the adjustable end and a Welded Johnny Joints on the fixed end with 1.25” x 12 TPI - 2.625” long threads.
| Vehicle | Jeep Wrangler JK / JKU (07–18) |
| 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 Lower, Rear |
| Mounting Style | Bolt-On |
Unmatched Flexibility and Durability
Upgrade your Jeep Wrangler JK’s suspension system with the Crawl Series Rear Lower Control Arms (CRL-J-JK-RL2). Designed to deliver superior off-road flexibility and on-road stability, these control arms offer an unparalleled combination of strength, adjustability, and performance. Whether tackling extreme trails or enjoying daily drives, these control arms are the ideal upgrade for Jeep enthusiasts.
Key Features and Benefits
- Heavy-Duty Construction – Built with 1.75” OD DOM Tubing featuring a 5/16” wall thickness, these control arms provide exceptional strength and durability, outperforming stock and many aftermarket alternatives.
- Johnny Joints for Maximum Articulation – Equipped with original Johnny Joints at both ends, these control arms deliver unmatched flexibility, ensuring superior off-road performance and long-lasting durability.
- Adjustability for Lifted Vehicles – Fully adjustable to accommodate lifts from 0 to 6 inches, allowing you to fine-tune wheel centering and optimize suspension geometry for any setup. Custom options are available for lifts beyond 6 inches.
- Recommended Pairing – Pair with Crawl Series Rear Upper Control Arms for complete rear suspension tuning, ensuring optimal axle positioning, pinion angles, and overall handling improvements.
Two-Stage Powder Coating for Superior Protection
To ensure long-lasting durability and corrosion resistance, these control arms undergo a rigorous two-stage powder coating process. Zinc primer base coat – Provides advanced protection against rust and environmental elements. Durable top coat – Available in 10 custom color options to add a personalized finish that matches your Jeep’s style.
Made in the USA
Proudly designed and manufactured in our Orem, UT facility, the Crawl Series Rear Lower Control Arms exemplify the highest standards of American craftsmanship. By choosing CORE 4X4 products, you support local industries while investing in quality and reliability.
Each rebuild kit includes all necessary components to replace and restore wearable parts.
Use the vehicle selector on our website to shop by your year, make, and model. On product pages, use the kit builder to select your color, series, and any add-on options, then add to cart — you’ll confirm your lift height at checkout. If you need help, call or email our team.
Standard orders typically ship within 1–3 business days of ordering. Custom color orders take approximately 5–10 business days. Because everything is built in-house, we can turn orders quickly even for custom specifications.
You can reach our team through the contact form on our website, or browse to the Contact Us page. Our team is available to answer pre-sale and technical questions before and after your purchase.
Complete the build
Jeep Wrangler JK / JKU 07-18 8pc Crawl Series Adjustable Control Arm Kit
$ 1,574.95
Jeep Wrangler JK / JKU 07-18 10pc Crawl Series Adjustable Control Arm, Track Bar Kit
$ 1,994.95
Jeep Wrangler JK / JKU 07-18 12pc Crawl Series Adjustable Control Arm, Track Bar, Steering Kit
$ 3,097.45
Jeep Wrangler JK / JKU 07-18 16pc Crawl Series Adjustable Control Arm, Track Bar, Steering, End Link Kit
$ 3,622.45
Jeep Wrangler JK / JKU 07-18 4pc Crawl Series Rear Adjustable Control Arm Kit
$ 897.70
Jeep Wrangler JK / JKU 07-18 2pc Crawl Series Rear Upper Adjustable Control Arms
$ 461.95
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