BMW E60 E63 LCI Radiator Diesel Engine Cooling Coolant Water Unit 7795878

Description

Visual condition of the part 

The product shows signs of use visible in the photos. 

BMW E60 E63 LCI Radiator Diesel Engine Cooling Coolant Water Unit is an original cooling system component designed for diesel engines, specifically engineered for facelifted BMW 5 and 6 Series models. Thanks to its factory design, it ensures stable heat dissipation from the diesel engine, supporting its durability and reliable operation. This is the ideal solution for users looking for a proven, perfectly fitted water radiator instead of universal aftermarket replacements.

Specifications and technical data

• SKU: 7795878-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7795878
• Substitutable numbers: 7795878, 17117795878
• Fuel type: Diesel
• Category: Radiators

Purpose and compatibility

The presented water radiator has been developed for the cooling systems of BMW E60, E61, E63, and E64 LCI models with diesel engines. The design, matched to the engine bay architecture of these models, allows for proper coolant flow and correct interaction with other system components, such as hoses, the expansion tank, or the fan.

Its original BMW origin ensures the retention of factory mounting points, correct pipe spacing, and compliance with the operating parameters of diesel units, which facilitates installation and reduces the risk of leaks.

Technical and functional characteristics

The water radiator in a diesel system is responsible for maintaining a stable engine operating temperature, which directly impacts performance, fuel consumption, and the lifespan of the power unit. This model utilizes solutions typical of BMW OEM construction, such as an optimized heat exchange surface and flow channels adapted to the thermal loads of diesel engines.

Key advantages of this component include:

• factory fitment for E60, E61, E63, E64 LCI diesel models,
• cooling surface designed for specific engine units,
• compatibility with original mounts and accessories,
• stable operation within typical diesel temperature and load ranges.

As a result, the radiator allows for maintaining a safe engine operating temperature, reducing the risk of overheating in urban conditions, on the highway, and under higher loads.

Condition, origin, and benefits of choosing a used radiator

The offered component comes from dismantling and is classified as a used BMW water radiator. For many users, this represents a reasonable compromise between cost and quality – especially in the case of intensively used cars, where quick and economical repair while maintaining the original manufacturer’s specification is a priority.

Choosing a used OEM radiator instead of a cheap replacement allows you to maintain:

• factory fitment to the body structure and cooling system,
• compliance with diesel engine operating parameters,
• consistency with other system components (sensors, hoses, housings).

This solution is particularly beneficial for post-accident repairs or replacing a worn-out part in daily-driven vehicles.

Cooling system maintenance and part selection

When replacing a water radiator in a BMW with a diesel engine, it is worth paying attention to the overall condition of the cooling system: hose integrity, coolant condition, and the proper operation of the thermostat and fan. A correctly selected radiator, consistent with OEM markings and interchangeable numbers, minimizes the risk of issues with operating temperature and improper fluid circulation.

If you want to better understand the impact of the radiator on engine durability and the symptoms of overheating, the following article will be helpful: Engine cooling system – overheating, repair, and used radiators. You will find practical tips regarding diagnostics and the operation of cooling systems in various models there.

When selecting a used water radiator, compliance with the OEM number and reference numbers is particularly important. In case of doubt on how to professionally compare markings and avoid an incorrect purchase, it is worth using the advice described in the material: how to professionally select used car parts for OEM compatibility.

Expanding the repair – other BMW water radiators

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as additional radiators, cooling modules, or related heat exchangers, check the available parts in the BMW water radiators category.