BMW 1 3 5 7 Series E60 E65 E87 E90 Diesel M47 M57 Thermostat Adapter 7785053

BMW E60 E87 E90 M47 M57 Water Thermostat Diesel is a cooling system component from the Thermostats and Housings category, designed for BMW diesel engines. It is responsible for precise control of coolant temperature, which translates to stable engine operation and reduced fuel consumption. This is a solution for users looking for a proven, factory component for their BMW diesel.

Specifications and technical data

• SKU: 7805811
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7805811
• Substitutable numbers: 11517805811, 7805811, 11517789014 11517787052 11517787113, 7789014, 7787052, 7787113, 2248038, 11512248038, 7785053, 7785052
• Fuel type: Diesel
• Category: Thermostats & Housings

Application and Compatibility

The presented water thermostat is designed for popular BMW E60, E87, and E90 models equipped with M47 and M57 family diesel engines. The design adapted to Diesel units ensures proper operating parameters within the typical load and temperature ranges for these engines.

By maintaining the factory geometry and mounting points, the thermostat works with the original housing and cooling system hoses, which facilitates installation and reduces the risk of leaks.

Technical and Functional Characteristics

The water thermostat in M47/M57 engines is responsible for controlling the coolant circulation between the engine block and the radiator. A properly functioning component:

• maintains the optimal operating temperature of the engine,
• accelerates engine warm-up after starting,
• stabilizes the cooling system operation under variable load,
• reduces the risk of overheating and operating at too low a temperature.

Selecting a thermostat dedicated to a specific BMW engine family allows for maintaining the correct opening and closing parameters of the circuit, which directly impacts the engine's durability and driving comfort.

Benefits of Using an Original BMW Thermostat

Choosing a component from the BMW group means adhering to the factory design assumptions of the cooling system. Thanks to this:

• the engine operating temperature remains within the range specified by the manufacturer,
• the risk of excessive load on the cylinder head, head gasket, and other system components is reduced,
• the engine control unit can operate on correct temperature maps, which contributes to smooth operation and fuel economy.

This is particularly important in modern diesels, where stable coolant temperature also affects the operation of auxiliary equipment, such as the injection system or exhaust gas aftertreatment systems.

Condition, Origin, and Environmental Aspect

The offered thermostat is a used part from disassembly and is marked as a used original element. This is a solution that allows for reduced service costs while maintaining the factory part specification. Choosing a component from the secondary market also aligns with the idea of responsible vehicle operation – reusing functional parts reduces waste and the demand for new raw materials.

If you want to learn more about the benefits of using disassembled parts in the context of environmental protection and car maintenance costs, check out the article: Circular economy in your garage and the benefits of used parts.

Selection and Other Thermostats for BMW

When selecting a thermostat for a BMW E60, E87, or E90 with a diesel engine, it is worth paying attention to compatibility with the specific engine version and cooling system configuration. If in doubt, it is helpful to compare the housing shape, port arrangement, and mounting method with the currently installed component.

If you are also looking for other BMW Thermostats and Housings for your car, check out the BMW Thermostats and Housings available in our store to select a component tailored to your specific model and engine version.