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Toyota 4Runner 03-24 4pc Cruise Series Rear Adjustable Control Arm Kit
SKU: CRS-T-4R-03-RS4 ★★★★★ (132 reviews)
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417.34 417.34 USD 556.45

556.45

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Order today — ships by Mon, Jun 1
Salt Lake City, UT change
Order by 3:00 PM MT today — we'll start tomorrow
See full timeline
Lifetime warranty Fitment guarantee Ships from Orem, UT 4–8 hr install
Free mounting hardware included — a $40 value
COLOR 11 colors — pick yours
https://core4x4.com/web/image/product.template/1682/image_1920?unique=982bc5a

Toyota 4Runner 03-24 4pc Cruise Series Rear Adjustable Control Arm Kit

Toyota 4Runner 03-24 4pc Cruise Series Rear Adjustable Control Arm Kit
SKU: CRS-T-4R-03-RS4
Pick your vehicle to confirm fit

417.34 417.34 USD 556.45

556.45

(Save 25%)

COLOR 11 colors
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.
Compare all tiers →

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.
  • Hardware
    Choose upgraded hardware if your factory hardware is worn, damaged, or missing.
  • Series
    Cruise: daily driving and light off-road. Camp: overlanding. Crawl: aggressive rock crawling.
  • Note to Core4x4:

Select Color to see price and add to cart.

Order today — ships by Mon, Jun 1
Salt Lake City, UT change
Order by 3:00 PM MT today — we'll start tomorrow
See full timeline
Free mounting hardware included — a $40 value

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

Made in USA Orem, Utah
Lifetime Guarantee Unconditional
10 Colors In-house powder coat
Fully Adjustable 0-6" of lift
3 X-Series Options Only Core 4x4

Optimize Suspension Performance and Stability

Upgrade your Toyota 4Runner’s rear suspension with our Cruise Series Rear Control Arm Set, engineered for enhanced durability, precise handling, and long-lasting performance. Designed for model years 2003-2024, this set provides greater strength and control over your vehicle’s rear axle positioning, ensuring improved ride quality both on and off-road.

Key Features and Benefits

  • Enhanced Durability – Built from heavy-duty steel tubing, significantly stronger than factory components.
  • Adjustability for Lifts – Designed to accommodate 0 to 6 inches of lift, allowing for pinion angle correction and rear axle centering.
  • Tapered Polyurethane Bushings – Provides improved ride quality by reducing noise, vibration, and harshness (NVH) compared to stock rubber bushings.
  • Improved Handling and Tire Wear Reduction – Helps reduce excessive suspension wear and extends tire life by maintaining proper rear axle alignment.
  • Recommended Pairing – For a complete rear suspension upgrade, pair this set with the Cruise Series Rear Track Bar (CRS-T-4R-03-RTB1) to eliminate rear axle shift and improve overall stability.

Designed for Lifted and Stock 4Runners

Whether your Toyota 4Runner is stock or lifted, these adjustable control arms ensure proper axle positioning, precise suspension alignment, and a smoother ride.

When paired with our Rear Track Bar, this set offers full rear-end stability and enhanced suspension performance, making it ideal for off-road adventures and highway driving alike.

Two-Stage Powder Coating for Maximum Durability

Every Cruise Series Rear Control Arm Set undergoes a two-stage powder coating process for maximum corrosion resistance and long-term durability: Zinc primer base coat for rust protection Durable top coat, available in 10 custom colors, for lasting strength and style

Proudly Made in the USA

Each Cruise Series Rear Control Arm Set is manufactured in Orem, UT, using high-quality domestic materials. We are committed to American manufacturing excellence, ensuring precision craftsmanship and superior performance.

Optional Hardware Upgrade

  • This control arm set is designed for easy installation using factory hardware.
  • For vehicles with rusted or stubborn bolts, we offer optional Grade 8 hardware kits, available separately, to simplify installation and ensure a secure fit.

With heavy-duty construction, adjustable design, and premium bushings, this kit corrects pinion angles, enhances rear axle stability, and improves overall ride quality.

Upgrade your 4Runner’s suspension today for the ultimate combination of strength, control, and durability!


  • Vehicle Fitment: Toyota 4Runner 03-24 – Improves rear axle alignment, stability, and handling, providing better ride quality both on highways and off-road by restoring optimal suspension geometry.

  • CORE Advantage: Keeps the rear axle properly positioned, reduces suspension wear and tire degradation, and enhances handling by correcting pinion angles and improving overall suspension performance.

  • Adjustability: Fully adjustable for lifts from 0 to 6 inches, ensuring proper axle centering and suspension alignment for smooth handling and drivability at any height.

  • Construction: Built from heavy-duty steel tubing with tapered polyurethane bushings to reduce NVH (Noise, Vibration, Harshness), providing increased strength, durability, and a smoother, quieter ride compared to 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 1.875” OD 3/16” Wall DOM. Polyurethane Bushings on the fixed and adjustable ends with 1.25” x 12 TPI - 3.25” long threads.

Rear Upper Control Arms Built With 1.625” OD 3/16” Wall DOM. Polyurethane Bushings on the fixed and adjustable ends with 1” x 14 TPI - 3.25” long threads.

Make Model Submodel Years
Toyota 4Runner 2003 - 2024

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

Construction & Materials

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

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.

Toyota 4Runner 03-24 2pc Cruise Series Rear Upper Adjustable Control Arms

Rear Upper control arms built with 1.625” OD 3/16” Wall DOM. Polyurethane Bushings on the fixed and adjustable ends with 1” x 14 TPI - 3.25” 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.
Hardware No Hardware or Complete Kit
Series Cruise Series
Placement on Vehicle Rear Upper, Rear Lower, Rear
Mounting Style Bolt-On

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

Reviews of Core 4x4

See all on Google
5.0
132 reviews
5
97%
4
2%
3
0%
2
1%
1
0%
MT
Ma TheMeatLoaf Mar 23, 2024
Google
Their website estimated 2 days to get my parts but actually took 11. No communication to let me know what’s going on. Parts were missing. Some days they answer questions, some they don’t. Didn’t let me know I’d have to alter stock bolts to fit their parts. All around just seems like they don’t care.
DD
Dmitriy D May 27, 2025
Google
Installed rear and upper control arms and track bar on my 3rd Gen 4RUNNER to align rear axle and restore factory wheel base after 3.5" lift. Car drives better than New! Improved handling cornering and overall driving. Very solid and high quality made product. Support is outstanding. Shipping extremely fast. Thank you so much. I wish you will have something new for my car.
Review photo 1
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
MM
Mike Martinez Aug 25, 2025
Google
Phenomenal company - very rare to come by in the automotive industry. Also very impressing. Let me start here. I got a set of yellow sway bar end links for my 19 ram DT (new body style) and let me tell you, I’m hooked. For numerous reasons. One the craftsmanship behind the product is unmatched for sure for without breaking the bank. 2ndly, they stand behind their product. Had a very minor issue and it was resolved in a blink of an eye!!! Insane. Just because of what i listed above i will forever spend my money with core 4x4! And i think you should too! I have no affiliation at all with this company besides being a consumer. I will be ordering my yellow UCAs and the rest of my rear suspension from them here shortly! Korby on the other hand. The representative that helped me went above and beyond FAST. I hung up the phone with him, and with in no lie 3 minutes he was calling back with an answer. GREAT GREAT GREAT customer service, Korby you and core 4x4 are what give us hope in the car community! With much love and great health to you all!!
Review photo 1
JG
James Griffin Jul 26, 2025
Google
Customer service is top notch. They answered all of my questions and got me my tracking number for my packages. I just received both of them and the quality is next level. You guys are truly awesome.
Review photo 1
SH
Shawn Hooten Apr 27, 2025
Google
Great products, shipped the next day during a big sale event. Core 4x4 gets it right and gets it done! Thank you all.
RC
Robert C May 27, 2025
Google
Fantastic products! Outstanding performance!! Absolutely the best customer service!! You will not be disappointed!
JI
Jerome Segura III Jun 26, 2025
Google
I bought the 16pc Cruise Series Adjustable Control Arm, Track Bar, Steering, End Link Kit to replace a worn budget 4" lift on my used JKU. These are top quality parts; very solid. Customer service is unsurpassed. They even matched prices on my order placed before the tax day sale. I made an error in ordering a drag link flip kit; they were quick to help me fix this too. There's peace of mind knowing these components are made in the USA. Thank you. 👍👍
Review photo 1 Review photo 2
CM
Craig MacIver May 27, 2025
Google
Got the CAMP version of adjustable control arms and track bars for our 03 TJ with a 3” lift and 33x10.5 KO 2’s. Super beefy bars, great fit and adjustability. Friendly advice and support from Korby at CORE 4X4. Good follow up as well. The ride quality is great as well as the handling. I think it all looks pretty good as well.
Review photo 1 Review photo 2 Review photo 3 Review photo 4
TM
T Mac Mar 23, 2026
Google
CORE 4X4 Company produces/manufactures exceptional products. My rear upper and lower control arms and rear track bar were powder coated custom Fox “Shock Orange” for my 2024 Bronco Wildtrak. OEM looks minimal compared to the CORE 4X4 control arms. Plus they’re adjustable, serviceable and rebuildable. Shipment was very fast and packaging used custom foam wrapped around the arms and heavy duty boxes. Not even UPS could damage. Korby L. was great to work with and responded quickly with emails and product information. Great products. Great people from the State of Utah. All Made in the USA. 5 Stars!!!

Specifications

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
Vehicle Toyota 4Runner (03-24)
Brand CORE 4X4
Series Cruise Series
Note to Core4x4: -
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