KAX 3535RDT072FUS Radiators Silverado Escalade Suburban CU2423

( Brand: Kax ), ( Manufacturer Part Number: 3535RDT072FUS ), ( Model: CU2423 ), ( Type: Automotive ), ( Color: Silver ), ( Material: Aluminum ), ( Features: Standard ), ( Style: Classic ), ( Department: Unisex ), ( Product: Other ), ( Insect Repellent Treated: No )

Review KAX Automotive Radiators Replacement Silverado Escalade Suburban

The **KAX 3535RDT072FUS radiators** are a premium, high-performance cooling solution meticulously engineered to meet the rigorous demands of modern full-size Chevrolet trucks, including the Silverado, Escalade, and Suburban models equipped with the **CU2423** engine family. Designed with cutting-edge manufacturing techniques, these radiators incorporate a **72mm core depth** and a **35-inch face width**, providing an optimal balance between compact installation and superior heat dissipation. Constructed from **high-purity aluminum alloy**, the core features a **cross-flow design** with an expanded surface area, ensuring maximum airflow efficiency while minimizing pressure drop. This allows for enhanced cooling performance, even under extreme operating conditions, such as heavy towing, high-speed highway driving, or prolonged use in hot climates. The radiator s **durable plastic end tanks** are reinforced with robust internal ribs and gussets, offering superior structural integrity to withstand vibrations, thermal expansion, and mechanical stress over the long term. Additionally, the **OEM-fitment design** ensures a seamless integration with the factory cooling system, including precise mounting hole alignment and hose connection compatibility, eliminating the need for modifications. For added protection, the radiator is equipped with **reinforced side seals and a high-flow internal baffle system**, which prevents coolant leaks and ensures even distribution of fluid throughout the core. Whether installed in a high-performance application, a fleet vehicle, or a daily driver, the KAX 3535RDT072FUS radiator delivers reliable, long-lasting cooling performance, helping to maintain optimal engine temperatures and extend the lifespan of critical components. Built to exceed industry standards, this radiator is an ideal upgrade for owners seeking enhanced durability and efficiency in their Chevrolet trucks.

### **Pros and Cons of buying a KAX 3535RDT072FUS Radiators for Chevrolet Silverado, Escalade, and Suburban (CU2423 Series)**

#### **Pros**

1. **OEM Compatibility** The KAX 3535RDT072FUS is designed as an original equipment replacement part, meaning it fits perfectly without modifications. This ensures proper alignment, cooling efficiency, and compatibility with the vehicle s cooling system.

2. **High-Quality Construction** KAX (a brand under **Koyo**) is known for manufacturing radiators with durable materials, including aluminum cores and reinforced tanks. This improves heat dissipation and longevity compared to aftermarket knockoffs.

3. **Proper Cooling Performance** The radiator is engineered to match the cooling demands of the **GM CU2423 engine family** (e.g., 6.2L V8, 6.0L V8, and 3.0L Duramax diesel). This prevents overheating and ensures optimal engine performance, especially under heavy loads.

4. **Compatibility with Aftermarket Upgrades** If you plan to install a larger alternator, performance cooling fan, or upgraded hoses, this radiator provides a solid foundation for such modifications without compatibility issues.

5. **Warranty Coverage** KAX radiators typically come with a **limited warranty** (usually 1 2 years), offering some protection against manufacturing defects. This is more reliable than many generic aftermarket options.

6. **Ease of Installation** Since it s an OEM replacement, installation is straightforward, requiring only basic tools. No special adapters or modifications are usually needed.

7. **Better Than Some Aftermarket Alternatives** While not the absolute cheapest option, it often outperforms low-quality aftermarket radiators in terms of durability and cooling efficiency.

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#### **Cons**

1. **Higher Cost Compared to Aftermarket** KAX radiators are more expensive than generic or no-name aftermarket alternatives. Prices typically range between **$200 $350**, depending on the retailer and any additional features (e.g., pre-installed fans).

2. **Limited Customization** Unlike some aftermarket radiators, this is a stock replacement. If you want a larger core for better cooling (e.g., for towing or high-performance applications), you ll need a different model.

3. **Potential for Counterfeit Parts** Since KAX is an OEM brand, there is a risk of purchasing **fake or low-quality counterfeit parts**, especially from unauthorized sellers. Always buy from **authorized dealers, GM parts stores, or reputable online retailers** (e.g., RockAuto, Summit Racing, or local GM service centers).

4. **Weight Consideration** Aluminum radiators are lighter than copper-core OEM parts from older models, but they may still be heavier than some aftermarket plastic-core alternatives. This isn t usually an issue unless you re optimizing for weight savings.

5. **Installation May Require Drainage of Coolant** Like any radiator replacement, you ll need to drain the cooling system, which adds time and effort to the job. If you don t have the proper tools (e.g., a coolant recovery tank), this can be inconvenient.

6. **Not Ideal for Extreme Modifications** If you re running a **high-performance engine, turbocharged setup, or heavy-duty cooling demands** (e.g., racing, extreme towing), a standard KAX radiator may not provide enough cooling capacity. In such cases, a **larger aftermarket radiator** (e.g., from **Spal, Koyo, or Performance Radiator**) would be better.

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### **Conclusion**

The **KAX 3535RDT072FUS radiator** is an excellent **OEM-quality replacement** for the **GM CU2423 Silverado, Escalade, and Suburban** vehicles. It offers **reliable cooling performance, durability, and ease of installation**, making it a strong choice for most owners who prioritize **fitment, longevity, and compatibility** over cost savings.

However, if you re on a tight budget or looking for **custom cooling solutions** (e.g., larger cores for performance applications), aftermarket alternatives may be worth considering **but only if sourced from trusted brands** (e.g., **Spal, Koyo, or Performance Radiator**).

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### **Recommendation**

- You want a **direct OEM replacement** with no compatibility issues.

- You prioritize **durability and cooling efficiency** over cost.

- You re not planning **extreme modifications** (e.g., turbocharging, heavy-duty towing).

- You can afford the **higher upfront cost** for long-term reliability.

- You need **better cooling for performance or towing** (e.g., a larger core).

- You re working with a **tight budget** and can verify the aftermarket part is from a **reputable brand**.

- You want **additional features** (e.g., pre-installed electric fans, better corrosion resistance).

- **Authorized GM parts dealers** (e.g., **GM Parts Online, RockAuto, Summit Racing**)

- **Local GM service centers** (to ensure authenticity)

- **eBay (with seller verification)** or **Amazon (if from a trusted seller)**

**Final Verdict:** For **standard use, towing, and reliability**, the **KAX 3535RDT072FUS is the best choice** just ensure you buy it from a **trusted source** to avoid counterfeit parts. If you re modifying your vehicle aggressively, research a **high-performance aftermarket radiator** instead.

Details:

All auto radiators have undergone leak-proof testing to ensure their service life. Foam fixed in four corners to prevent deformation and damage during transportation, ensuring safe delivery. CU2423 KAX Replacement Radiator for Suburban 1500 2000 -2014, Escalade ESV 2005 -2013, Silverado HD 2001 2003 2005 -2006, 2500 1999 - 20 Automotive Radiators: Vehicle Fitment replacement engine radiators compatible with H2 2008 -2009, Yukon 2000 2014 4.8; 5.3L, 2000. Shockproof Delivery Our aluminum radiators are packaged in shockproof packaging.

part #: 3535rdt072fus prices

• $101.99-$129.99

specifications speakerpartgo:

• brand: Kax
• mpn: 3535rdt072fus
• model: Cu2423
• type: Automotive
• color: Silver
• material: Aluminum
• features: Standard
• style: Classic
• department: Unisex
• product: Other
• insect repellent treated: No

returns speakerpartgo:

• method: Money back
• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

seller speakerpartgo:

• rating: 99.0%
• # reviews: 3310
• city: Phoenix, Arizona

shipping speakerpartgo:

• class: Expedited
• service: FedEx 2Day
• type: Fixed
• transit: 3-4 Days
• carrier: FedEx
• cost: $0.00

general speakerpartgo:

• condition: New
• TV, Video Audio Parts > Speaker Parts Components > Other Speaker Parts Comp

payments speakerpartgo:

• other
• credit card: Diners-club
• wallet: Paypal

offer speakerpartgo:

• started: March 15, 2026
• quantity: 2
• sold: 0
• options: Ship-to-home
• availability: In Stock
• best offers: True

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