Gas Spring Mercedes W204 S204 Hood Bonnet Strut Right O/S A2129800564

Gas Spring Mercedes W204 S204 Hood Bonnet Strut Right O/S is an original component from the Hoods group, designed to stably support the engine compartment cover on the right side of the vehicle. This used gas spring ensures secure, controlled opening of the hood, improving ease of use and safety when working on the engine in Mercedes vehicles.

Specifications and technical data

• SKU: A2129800564
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2129800564
• Substitutable numbers: A2129800564, A 212 980 05 64
• Location on the vehicle: Right
• Category: Bonnet Panels

Purpose and function of the gas spring

The described hood strut is designed as a component responsible for keeping the engine cover in a stable position once opened. Its placement on the right side of the vehicle ensures proper interaction with the hinges and the geometry of the hood, which translates into predictable operation of the entire lifting system.

The engine hood gas spring reduces the risk of the cover falling unexpectedly, facilitates daily maintenance, and provides convenient access to components in the engine bay. Thanks to its factory fitment for the specific W204/S204 body generation, the correct force and stroke characteristics are maintained.

Construction and fitment for Mercedes W204 / S204

The strut is structurally adapted to factory mounts in the body and hood, allowing for installation without modifications. The properly selected working length and gas operating characteristics ensure smooth lifting and support of the hood, without jerking or excessive strain on the hinges.

The component comes from a Mercedes vehicle, which helps maintain technical consistency with other body parts. The used condition of the part allows for an economical replacement of a worn or leaking strut while maintaining the proper functionality of the hood lifting system.

Benefits of using an original hood strut

Using a dedicated strut on the right side of the vehicle results in:

• correct hood movement throughout the entire opening range,
• stable retention of the cover in the service position,
• reduction of loads acting on hinges and mounts,
• preservation of factory ergonomics for engine bay access.

By maintaining the original geometry and mounting points, replacing a worn strut with this component is a technically safe and predictable solution in terms of operation.

Condition of the component and service application

The product is in used condition, making it a reasonable alternative for maintenance repairs when the existing strut loses its seal or fails to hold the hood in the upper position. This type of replacement is a standard service operation that restores the comfort of engine bay access without interfering with the body structure.

The right-side engine hood gas spring is suitable both for standard replacement of a worn part and for comprehensive bodywork repairs where restoring the full functionality of the hood opening system is necessary.

Mercedes Hoods – selecting related components

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as additional struts, hinges, or cover mounting elements, check the available parts in the Mercedes Hoods category.

Additional technical and operational information

When selecting a strut, it is worth paying attention to compatibility with the body type and placement on the vehicle to ensure proper interaction with the hood and body. Replacing the component usually does not require specialized tools; however, it is recommended to exercise caution when removing the old strut due to the load resulting from the weight of the engine cover.

If you are also interested in other aspects of modern engine operation, including solutions affecting exhaust emissions and engine efficiency, you will find useful information in the article EGR: what it is and why it is worth considering used EGR valves.