BMW X5 E70 3.0si 4.8i N52N N62N Engine Coolant Radiator Cooling Unit 7585036

Visual condition of the part

The product shows signs of use visible in the photos.

BMW X5 E70 3.0si 4.8i N52N N62N Engine Coolant Radiator Cooling Unit is an original cooling system component, designed specifically for N52N and N62N petrol engines. Thanks to its factory design, it ensures stable heat dissipation from the engine, supporting safe operation across a wide range of loads. This is a practical solution for users looking for a proven, OEM-compliant water radiator for their BMW X5 E70.

Specifications and technical data

• SKU: 7585036
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7585036
• Substitutable numbers: 7585036, 17117585036, 7533471, 17117533471, 7571987, 17117571987
• Category: Radiators

Purpose and compatibility

The presented water radiator is intended for BMW X5 E70 models with 3.0si and 4.8i petrol engines, based on N52N and N62N units. The design has been developed for factory installation in the engine bay of this specific model, which translates into proper hose routing, fitting of connectors, and correct cooperation with other cooling system components.

Its original BMW origin means maintaining the flow parameters and cooling efficiency specified by the vehicle manufacturer. This is particularly important for higher-power units, where a stable operating temperature has a direct impact on engine durability and driving comfort.

Technical and functional characteristics

The radiator belongs to the Water radiators category, meaning it is responsible for heat exchange between the coolant and the air flowing through the core. The design is optimized for:

• efficient heat dissipation under typical and increased engine loads,
• cooperation with the factory fan and shrouds in the BMW X5 E70,
• stable operation in city traffic and during highway driving.

Properly selected geometry of the channels and cooling fins helps maintain the correct fluid temperature, which reduces the risk of overheating and unwanted temperature spikes in the system.

Condition, origin, and benefits of use

The offered radiator is a used component, sourced from original BMW equipment. This type of component represents a reasonable compromise between cost and maintaining the factory operating parameters of the cooling system. In many cases, installing an original, used radiator provides a better fit than aftermarket replacements of uncertain origin.

The main advantages of using this radiator in a BMW X5 E70 include:

• factory fitment for mounts and accessories in the engine bay,
• maintenance of the operating characteristics intended for N52N and N62N engines,
• the ability to restore proper cooling system efficiency after a failure or leak.

Part selection by numbers and cooling system integration

The radiator has a dedicated OEM part number and associated interchangeable numbers, which facilitates precise identification and selection of the correct component for a specific version of the BMW X5 E70. In practice, this means the ability to verify compatibility with the vehicle based on the VIN or the manufacturer's catalog, without the need to interfere with the cooling system design.

Before installation, it is recommended to check the condition of other system elements – hoses, clamps, thermostat, and fan – so that after replacing the radiator, the entire system works evenly and without interference. A properly selected and installed component helps reduce the risk of overheating, power loss, and accelerated wear of the power unit.

Technical support and additional information

If you want to better understand how the cooling system affects the durability of the power unit and when it is worth considering replacing the radiator in your BMW, check out the article: Engine cooling system – overheating, repair, and used radiators. This is a practical addition to your knowledge when planning service work.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as additional radiators, mounting elements, or fan housings, check out the available parts in the BMW water radiators category.

When preparing your car for the winter season or intensive use, it is also worth analyzing other components that may require preventive replacement – the following guide may be helpful: winter essential for used car parts, containing checklists and practical tips on component selection.