HONDA 109-10039 Radiator Core Clarity

( Model: CLARITY ), ( Part Type: Radiator ), ( Conditions Options: Driver Side Apron With Rail Cut ), ( Genuine Oem: Yes ), ( Ipn: 109-10039 ), ( Year: 2019 ), ( Manufacturer Warranty: 1 Year )

Review HONDA Radiator Core Support Clarity fits 2018–2021

The **Honda 109-10039 Radiator Core (18-21 Clarity)** is a precision-engineered, high-performance cooling component designed exclusively for Honda s advanced hybrid and electric vehicle platforms, specifically tailored to fit the **2018 2021 Honda Clarity Plug-in Hybrid (PHEV)** and **Clarity Electric (EV)** models. Crafted from durable **aluminum alloy**, this radiator core features an optimized **cross-flow design** that maximizes airflow efficiency while minimizing pressure drop, ensuring optimal heat dissipation even under the demanding thermal loads of hybrid battery systems and high-voltage electric drivetrains. The core s **tight-finned structure** enhances surface area for superior heat transfer, preventing overheating in both urban stop-and-go driving and extended highway cruising, where thermal management is critical for battery longevity and overall system reliability. Engineered with **Honda s proprietary core technology**, this radiator incorporates **reinforced gasket seals** and **corrosion-resistant coatings** to withstand the harsh conditions of road salt, humidity, and temperature fluctuations, providing long-term durability in diverse climates. The **compact yet robust construction** aligns seamlessly with the Clarity s sleek underhood architecture, fitting precisely within the vehicle s cooling system layout while maintaining compatibility with the factory-installed **electric coolant pump** and **heat exchanger modules**. Whether used in original equipment applications or as a high-quality replacement, this radiator core delivers **superior thermal performance**, contributing to the Clarity s efficiency, extended battery life, and overall driving comfort. Built to Honda s exacting standards, it represents the perfect balance of engineering precision, material integrity, and performance reliability for modern hybrid and electric vehicle cooling demands.

### Pros and Cons of buying a Honda 109-10039 Radiator Core (18-21 Clarity)

1. **OEM Quality and Fit** This is a genuine Honda part designed specifically for the 2018-2021 Honda Clarity (fuel cell model). It ensures a perfect fit and compatibility with the vehicle s cooling system, reducing the risk of leaks or improper installation.

2. **Reliability and Durability** Honda radiators are known for their robust construction, using high-quality materials like aluminum cores and durable gaskets. This part is built to withstand the thermal and pressure demands of the Clarity s cooling system, reducing the likelihood of premature failure.

3. **Warranty Coverage** Purchasing from an authorized Honda dealer or a reputable aftermarket supplier often includes a warranty (e.g., 1-3 years), providing peace of mind against manufacturing defects or early wear.

4. **Compatibility with Aftermarket Parts** Since it s an OEM part, it can be easily paired with other genuine or high-quality aftermarket components (e.g., hoses, fans, or coolant) without compatibility issues.

5. **Support for Resale Value** Using OEM parts during repairs or maintenance can help maintain the vehicle s value, especially if you plan to sell or trade it in the future.

6. **Ease of Installation** The part is designed to integrate seamlessly with the Clarity s cooling system, and Honda s engineering ensures that installation is straightforward for mechanics with basic tools.

7. **Long-Term Cost Savings** While the upfront cost may be higher than some aftermarket alternatives, the longevity and reliability of an OEM radiator can save money on frequent replacements or costly repairs down the line.

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1. **Higher Upfront Cost** OEM parts are typically more expensive than aftermarket alternatives. The Honda 109-10039 radiator core may cost significantly more than a third-party equivalent, which could be a barrier for budget-conscious buyers.

2. **Limited Availability Outside Dealerships** While available at Honda dealerships, this part may not be as widely stocked at independent auto parts stores or online marketplaces compared to more common Honda parts. This could require ordering in advance or paying shipping fees.

3. **Potential for Overkill** If the radiator failure is isolated to a specific component (e.g., a leaky hose or a faulty water pump), replacing the entire core may be unnecessary. In such cases, opting for a partial repair or aftermarket replacement could be more cost-effective.

4. **Longer Wait Times** Ordering from a dealership or specialized supplier may result in longer lead times, especially if the part is not in stock. This could delay repairs if you re working on a tight schedule.

5. **Brand Loyalty Bias** Some mechanics or owners may prefer aftermarket brands due to perceived cost savings or familiarity, even if the OEM part is superior in quality. This could influence your decision if you re working with a specific technician.

6. **Environmental and Ethical Concerns** OEM parts often come from manufacturing processes that may have a larger environmental footprint compared to some aftermarket brands that prioritize sustainability or recycled materials.

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The Honda 109-10039 radiator core is an excellent choice for owners of the 2018-2021 Clarity who prioritize reliability, longevity, and seamless integration with their vehicle. Its OEM status ensures compatibility, durability, and support from Honda s warranty, making it a strong investment for those who want to avoid future cooling system issues. However, the higher cost and potential overkill for minor repairs may deter buyers on a tight budget or those seeking quick, low-cost fixes.

For most Clarity owners, the benefits of an OEM radiator particularly in terms of performance and peace of mind outweigh the drawbacks. If budget is a concern, it s worth comparing the cost of this part to high-quality aftermarket alternatives (e.g., from brands like ACDelco, Denso, or Mopar) to ensure you re making the most cost-effective decision.

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- You value OEM quality and long-term reliability for your Clarity.

- You re replacing the entire radiator due to a major failure (e.g., cracked core, severe corrosion).

- You have access to a warranty or are working with a trusted mechanic who can install it properly.

- You re not concerned about the higher upfront cost and want to avoid potential compatibility issues with aftermarket parts.

- You re on a tight budget and the radiator failure is isolated to a specific component (e.g., a leaky hose or water pump).

- You ve researched high-quality aftermarket brands (e.g., Denso, ACDelco, or Power Stop) and confirmed their compatibility with your Clarity.

- You re comfortable with DIY installation and want to save on labor costs.

**Final Verdict:** For the 2018-2021 Honda Clarity, the 109-10039 radiator core is the best choice for those who want the highest standard of performance and durability. However, weigh the cost against your specific needs and the severity of the issue before making a decision. Always purchase from a reputable supplier (e.g., Honda dealerships, RockAuto, or Amazon) to ensure authenticity and avoid counterfeit parts.

Details:

Warranty HASSLE-FREE 1 YEAR WARRANTY: All parts are warrantied for a period of 12 months or year from the purchase date. Shipping Damage:: Damages and evidence of tampering on the outer packaging must be noted delivery receipt by driver. Quality, Assured Parts All are Quality Tested Inspected. Please disregard other fitment charts they may not be correct.

Radiator Core Support Fits 18-21 CLARITY 9690136: DRIVER SIDE APRON WITH RAIL CUT Included: Hassle-free 1 Year Warranty Our Part #: 9690136. Model: CLARITY. Image shown may be the vehicle from which part was pulled, or a generic image representing typical stock, rather than unique item being sold. Very happy customer, excellent value and service.

Free shipping only applies to items you keep. Please compare part numbers BEFORE purchasing. More Parts: 1 Year Warranty. Easy to find parts that don't require a mechanics knowledge.

If something is wrong with an order, we certainly do want to help you.

part #: 109-10039 prices

• $113.99-$427.49

specifications ocoosys:

• for makes: Honda
• for years: 2018-2021
• model: Clarity
• part type: Radiator
• conditions options: Driver Side Apron With Rail Cut
• genuine oem: Yes
• ipn: 109-10039
• year: 2019
• manufacturer warranty: 1 Year

offer ocoosys:

• sold: 0
• quantity: 1
• options: Seller-arranged-local-pickup
• availability: In Stock
• best offers: True
• started: March 6, 2026

returns ocoosys:

• time: 60 Days
• paid by: Buyer
• policy: Returns Accepted

seller ocoosys:

• rating: 97.1%
• city: Rancho Cordova, California
• # reviews: 23077

payments ocoosys:

• wallet: Apple-pay
• credit card: Diners-club
• other

shipping ocoosys:

general ocoosys:

• condition: Used
• Car Truck Parts Accessories > Engine Cooling Components > Radiators

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