1. Car & Truck Engine Radiators Deals
  2. sku: 8950545841617502
  3. BMW 7553664

BMW 7553664 Engine Radiator Condenser Oil Cooler Fan N73 A/c

fits model: E65, E66. make: Bmw. year: 2003–2005.

7553664 Bmw 03-05 E65 E66 N73 Engine Radiator A/c Condenser Oil Cooler Fan Assy Oem

( Manufacturer Part Number: 7553664 ), ( Type: Radiator ), ( Manufacturer Warranty: 3 Months ), ( Oe/oem Part Number: 17217507975; 7507975;, 17117507978; 7507978; ), ( Placement On Vehicle: Engine Compartment )

Review BMW N73 Engine Radiator A/c Condenser Oil Cooler Fan Assy Oem fits E65 E66 2003–2005

The BMW 7553664 engine radiator, A/C condenser, and oil cooler fan is an essential component of the cooling system in BMW E65, E66, and N73 models produced between 2003 and 2005. This high-performance cooling system part integrates three functions into one unit: the engine radiator, which cools down the engine; the A/C condenser, which cools down the air conditioning system; and the oil cooler, which cools down the engine oil to ensure optimal engine performance.

The radiator is made from robust materials, including aluminum for its core and plastic for the end tanks. It features a large cooling surface area, which increases the heat transfer efficiency. The radiator's design includes integrated cooling fins that facilitate the exchange of heat between the coolant and the surrounding air. Moreover, it comes with a pressure cap that maintains the coolant system's optimal pressure while also preventing coolant loss.

The integrated A/C condenser functions by compressing the refrigerant gas that enters the system through the compressor. The high-pressure gas turns into a liquid as it passes through the condenser. The heat from the liquid refrigerant is released to the atmosphere as the cooled liquid continues on its way to the expansion valve. This component is vital to maintaining a comfortable cabin temperature.

The oil cooler is another essential part of this system. It cools down the engine oil, ensuring that the engine runs at an optimal temperature. By cooling the oil, the engine runs more efficiently and effectively, reducing the risk of engine damage. The oil cooler is usually located near the radiator and features a compact design with a large cooling surface area to maximize heat transfer.

The BMW 7553664 fan assembly is responsible for circulating air through the radiator, A/C condenser, and oil cooler to facilitate the cooling process. The fan consists of a motor and fan blades. When the engine temperature rises above a certain threshold, the fan turns on to begin circulating air through the cooling system components. The fan's speed is regulated by the temperature sensor, ensuring that the cooling system operates efficiently.

In summary, the BMW 7553664 engine radiator, A/C condenser, oil cooler, and fan assembly is a crucial component of the cooling system in BMW E65, E66, and N73 models. Its robust design ensures reliable cooling performance, and its integration of multiple cooling functions into one unit simplifies the cooling system design. This high-performance cooling system part is essential for maintaining optimal engine performance and cabin temperature.

Buying a BMW 7 Series (E65, E66, N73) engine radiator, A/C condenser, and oil cooler fan as a replacement part involves considering several pros and cons.

Pros:

1. Improved Performance: A new radiator, A/C condenser, and oil cooler fan can enhance the overall performance of the engine by ensuring efficient cooling and better air conditioning.

2. Reliability: OEM (Original Equipment Manufacturer) parts, like those made for BMW vehicles, are designed to fit and function perfectly with your specific car model. This means that these parts are reliable and can help prevent future issues.

3. Longer Lifespan: Replacing worn-out or faulty parts with new OEM parts can increase the overall lifespan of your BMW engine.

4. Enhanced Safety: Proper engine cooling is crucial for the safety of your vehicle. A functioning cooling system prevents the engine from overheating, which can lead to damage to other components or even a fire.

Cons:

1. Cost: Replacing all three parts (engine radiator, A/C condenser, and oil cooler fan) can be quite expensive, as they are not inexpensive parts to begin with, and labor costs can add to the overall price.

2. Time-Consuming: The replacement process can be time-consuming, as it requires removing the old parts, installing the new ones, and ensuring that they are functioning correctly.

3. Potential for Additional Issues: Depending on the condition of the engine and cooling system, replacing these parts might not be a one-time fix. There could be underlying issues that require further repairs or maintenance.

Conclusion:

When deciding whether to buy a BMW 7 Series (E65, E66, N73) engine radiator, A/C condenser, and oil cooler fan, it's important to weigh the pros and cons and consider the cost, time commitment, and potential for additional issues. While the upgraded performance, reliability, and safety benefits are significant, the expense and time required for the replacement process should not be overlooked. If you are experiencing issues with your cooling system, it may be worth investigating the root cause to determine whether replacing these parts is the most cost-effective solution or if there are other underlying issues that need addressing.

Recommendation:

Before making a decision, consider getting a professional diagnosis from a trusted BMW mechanic. They can help determine the cause of any cooling system issues and provide recommendations based on your specific situation. This can help you make an informed decision and potentially save you time and money in the long run.

Details:

Examples of these non-warranty parts include switches, sensors, cables, coils, wires, injectors, electronics, belts including timing belt/chain, hoses, water pumps, brackets, intake/exhaust manifolds, oil pans, and turbos/superchargers. Regular mail USPS, FedEx, UPS. For large items engines, doors, transmissions, body parts, etc. Warranty does NOT cover labor, diagnostic, towing, or rental car costs.

E-mail address to send a confirmation. Contact phone number of the receiving person;. Enter the yard by permission only. Trucks often run late, and they can come without a call at any time.

Please remember. Company name and address;. The color in the photos may be different from real one

TRANSMISSION: AT AUTO GA6HP-26Z. REMOVED FROM: 2003 BMW 760Li E66. If you don't want any surprises - keep in touch with a transporter yourself. Shipping Info.

ENGINE: 6.0L N73 RWD.

part #: 7553664 prices

  • $81.00-$315.00

specifications radiatoranch:

  • for models: E65, E66
  • for makes: Bmw
  • for years: 2003-2005
  • mpn: 7553664
  • type: Radiator
  • manufacturer warranty: 3 Months
  • oe/oem part number: 17217507975; 7507975;, 17117507978; 7507978;
  • placement on vehicle: Engine Compartment

shipping radiatoranch:

  • transit: 3-7 Days
  • cost: $105.19
  • class: Standard, One-day
  • carrier: UPS
  • type: Calculated
  • service: UPS Ground, UPS Next Day Air Saver

returns radiatoranch:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller

general radiatoranch:

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

offer radiatoranch:

  • options: Ship-to-home
  • sold: 0
  • quantity: 1
  • availability: In Stock
  • best offers: True
  • started: September 8, 2025

payments radiatoranch:

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seller radiatoranch:

  • city: New Brunswick, New Jersey
  • # reviews: 23825
  • rating: 99.1%
for models: e65, e66, for makes: bmw, for years: 2003-2005, type: radiator, manufacturer warranty: 3 months, oe/oem part number: 17217507975; 7507975;, 17117507978; 7507978;, placement on vehicle: engine compartment,
category: auto parts > car truck parts accessories > engine cooling components > radiators, sku: 8950545841617502,

Bmw 7553664 Is Similar To:

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2 offers $81.00–$315.00 USD
  • Offer #1: $81.00 price + $40.00 shipping estimate = $121.00* total. It has normal wear of use because it is a used part. 2006 BMW 750 C24.+$40.00 shipping
  • Offer #2: $315.00 price + $39.00 shipping estimate = $354.00* total. SIDE PLASTIC CUT SEE MARK. OFF OF 2005 745 LI.+$39.00 shipping

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