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CORE 4X4 · Suspension SKU: CRL-T-4R-03-RL2

Toyota 4Runner 2pc Kit

Adjustable control arms — rear lower · fits 0–6″+ lift

Toyota 4Runner 03-24 2pc Crawl Series Rear Lower Adjustable Control Arms
$452.72 $514.45 Save $62

CRUISE from $286 · CAMP $342

$ 452.72 452.72 USD $ 514.45

$ 514.45

Save $ 61.73

Built to order, usually ships in 1–3 days.
Enter ZIP for arrival estimate Delivery date by ZIP
Order by 3:00 PM MT today — we'll start tomorrow
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COLOR Pick yours
100% bolt-on, no welding Made in USA · Orem, Utah You break it, we replace it Joints you rebuild instead of replace
Mounting hardware included
Talk to an Expert: 385-375-2104
Lift Size
What size lift will the parts be used on?
1
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CORE 4X4 · Suspension

Toyota 4Runner 2pc Kit

Toyota 4Runner 03-24 2pc Crawl Series Rear Lower Adjustable Control Arms

Adjustable control arms — rear lower · fits 0–6″+ lift

Does not fit your Jeep Gladiator JT Shop parts that fit ›

COLOR Pick yours

Build Your Kit

  • Vehicle
  • Brand
  • Color
  • Series
  • Hardware
  • Lift Size
  • Note to Core4x4:

$ 452.72 452.72 USD $ 514.45

$ 514.45

Save $ 61.73

Select Color to see price and add to cart.

Mounting hardware included
100% bolt-on, no welding Made in USA · Orem, Utah You break it, we replace it Joints you rebuild instead of replace
Talk to an Expert: 385-375-2104
Built to order, usually ships in 1–3 days.
Enter ZIP for arrival estimate Delivery date by ZIP
Order by 3:00 PM MT today — we'll start tomorrow
See full timeline

Alignment recommended Lifetime warranty on all non-wear items Made In USA

Made in USA Orem, Utah
You break it, we replace it Warranty on non-wear items
10 Colors In-house powder coat
Fully Adjustable 0-6" of lift
3 X-Series Options Only Core 4x4

Product Details

Make Model Submodel Years
Toyota 4Runner 2003–2024

  • Vehicle Fitment: Toyota 4Runner 03-24 – Enhances rear axle control, suspension articulation, and ride stability for lifted and stock-height vehicles.

  • CORE Advantage: Johnny Joints at both ends provide superior flexibility and vibration reduction, ensuring smooth suspension movement without binding.

  • Adjustability: Accommodates 0 to 6 inches of lift with left- and right-hand threaded adjustability for on-vehicle fine-tuning of axle positioning and pinion angle.

  • Construction: Heavy-duty 1.75” OD DOM tubing with 5/16” wall thickness delivers extreme strength, far surpassing factory components for long-term durability.

  • 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.

Forged Johnny JointJoints
1.75" OD lowers / 1.50" OD uppersTubing
5/16" DOMWall
Periodic greasingMaintenance

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.

Vehicle Toyota 4Runner (03-24)
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 Lower, Rear
Mounting Style Bolt-On

Unmatched Off-Road Flexibility On-Road Stability

Upgrade your Toyota 4Runner (2003-2024) with the Crawl Series Rear Lower Control Arms, designed to provide exceptional strength, articulation, and durability. These control arms deliver a significant performance boost over factory components, ensuring maximum axle control, improved suspension geometry, and enhanced durability for both on-road and off-road adventures.

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 offer superior strength and durability compared to factory and aftermarket alternatives.
  • Johnny Joints for Maximum Flexibility – Featuring Johnny Joints at both ends, these arms provide exceptional articulation, vibration dampening, and smooth operation on rough terrain.
  • 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 to remove them.
  • Fully Adjustable for Lifted Vehicles – Engineered to accommodate 0 to 6 inches of lift, allowing for optimal axle positioning and suspension geometry correction. For lifts beyond 6 inches, contact us for additional options.
  • Recommended Pairing – Pair with the Crawl Series Rear Upper Control Arms (CRL-T-4R-03-RU2) for a complete rear-end solution, providing 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 Lower 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.


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, lift height, and any add-on options, then add to cart. 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.

Google

Store reviews on Google

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5.0
★ ★ ★ ★ ★
132 reviews
5 ★
97%
4 ★
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George Mar Sep 24, 2025
★ ★ ★ ★ ★ Google
Great company. Highly satisfied with Core 4x4 customer service. Had some bushings fall apart around 600 miles from home. Called and spoke with Korby Linscomb on Thursday, late in the afternoon. He was able to get my bushings sent across country overnight at a very reasonable rate. Had me up and running by Friday evening with enough time to enjoy the Great Smoky Mountain Jeep Invasion. Thanks Guys!
Review photo 1
VK
Victor Keele Sep 24, 2025
★ ★ ★ ★ ★ Google
Great customer service. I got my front upper and lower control arms and hardware on Friday afternoon. It didn’t come with instructions so I called Core 4X4 and they immediately e mailed me the instructions. Also, the kit I got had the spacers missing so I called. It was late Friday by thus time but they took care of the issue first thing Monday morning and I got the spacers on Tuesday. Great company.
Review photo 1 Review photo 2
JH
Joe Hu Sep 24, 2025
★ ★ ★ ★ ★ Google
Amazing! I put all my new control arms and it drives a lot smoother and looks great!!!
Review photo 1
JC
John Cutler Oct 24, 2025
★ ★ ★ ★ ★ Google
In September 2025, we visited CORE 4x4 in Orem, Utah. CORE 4x4 makes control arms and other similar parts that stiffen the suspension of an off-road 4x4 vehicles, so that the off-road vehicles can travel on more rugged terrain. CORE 4x4 used to share this building with another business, and since this other business has moved elsewhere, CORE 4x4 will continue to expand and grow their business. Good for CORE 4x4 to be a growing company and to expand into the vacant part of the building.
Review photo 1 Review photo 2 Review photo 3 Review photo 4
JO
Jaime Overmyer Nov 23, 2025
★ ★ ★ ★ ★ Google
Korby was extremely helpful in helping me find the right part for my truck. He was kind, knowledgeable, and patient while I asked a million questions. He also went out of his way to find the right shipping option for me since it’s tricky where I live. I’m looking forward to getting the parts so I can fix my truck and go adventuring again soon!
MH
Matthew Handy Sep 24, 2025
★ ★ ★ ★ ★ Google
Ran into an issue with a part that I ordered. Got ahold of them explained to them the issue I was having and they jumped in and got the issue fixed. Hands down the best customer service I have ever dealt with. The parts are hands down amazing. Highly recommend.
JJ
Jason Jukich Jul 26, 2025
★ ★ ★ ★ ★ Google
Fast shipping, excellent communication, and awesome products
OJ
Oldgreg jr Mar 23, 2025
★ ★ ★ ★ ★ Google
Good company, they offer well built parts and Great customer service. I had a couple of hang ups with my control arms that I purchased, they were very easy to work with and found the solution to make them work.
JA
Jonathan Aguilera Jan 22, 2026
★ ★ ★ ★ ★ Google
Great experience with Core 4x4! I purchased some suspension parts for my dad's 98 Jeep TJ. The products they make are super durable and look even better in person. Attention to detail and overall superior quality. The staff at Core 4x4 is super helpful also, Korby has been great. Updating me on the status of my order and sending me tracking numbers as well. Thank you all at Core 4x4, keep up the amazing work!
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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Made in Orem, UT · You break it, we replace it.
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