Mercedes W205 Coolant Expansion Water Tank Mounting Holder Bracket A2055050041

Mercedes W205 Coolant Expansion Water Tank Mounting Holder Bracket is an original mounting component designed for the stable positioning of the reservoir within the engine bay. Thanks to its factory-engineered geometry, it ensures secure support, proper load distribution, and reliable operation of the cooling system in Mercedes C-Class W205 generation vehicles. This is a practical solution for workshops and users looking for a proven, used mounting component.

Specifications and technical data

• SKU: A2055050041
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055050041
• Substitutable numbers: A2055050041, A 205 505 00 41
• Category: Expansion & Overflow Tanks

Purpose and function in the cooling system

The presented bracket is a component from the Expansion Tanks group, responsible for the mechanical attachment of the coolant expansion tank to the body of the Mercedes W205. A correctly selected and installed bracket:

• maintains the reservoir in the operating position designed by the manufacturer,
• reduces vibrations and movement during driving,
• supports the integrity of cooling system hose connections,
• minimizes the risk of damage resulting from mounting play.

This allows the cooling system to operate under stable conditions, which helps maintain the proper engine operating temperature and correct fluid circulation.

Construction and fitment for Mercedes W205

The bracket has been designed specifically for the body structure of the Mercedes C-Class W205 generation, taking into account factory mounting points and the shape of the expansion tank. Properly formed support and guidance surfaces facilitate its installation and subsequent service removal.

The original origin of the component translates into:

• precise fitment with factory holes and clips,
• compatibility with the stock expansion tank,
• maintenance of the rigidity of the mount as intended by the manufacturer.

Condition, service application, and installation

The item is offered as a used part, which is a cost-effective solution while maintaining the original mounting geometry. It is suitable both for standard replacement of a damaged bracket and for post-accident repairs within the engine bay.

In workshop practice, the Mercedes W205 Coolant Expansion Water Tank Mounting Holder Bracket allows for:

• restoring the factory position of the reservoir after bodywork repairs,
• eliminating unwanted play and vibrations of the reservoir,
• maintaining clear service access to cooling system components.

Application in cooling system expansion and modernization

In the case of modernization or comprehensive renovation of the cooling system in a Mercedes W205, the correct expansion tank bracket is an essential element of the entire configuration. Stable mounting of the reservoir supports even venting of the system and facilitates coolant level checks, which is important both in urban driving and on longer trips.

Related components and additional information

If you are planning a comprehensive repair or modernization of the cooling system area in your Mercedes and need other elements from the same group, such as additional holders, supports, or tank mounts, check the available parts in the Mercedes Expansion Tanks category.

For users interested in a broader approach to selecting used drivetrain components and their impact on vehicle performance, the guide article Dismantled drive axles and differentials – how to choose gear ratios for your driving style may be helpful, as it shows practical aspects of working with salvaged parts.