Vacuum Hose Mercedes S205 Brake Booster Servo To intake Manifold A2054301829

Vacuum Hose Mercedes S205 Brake Booster Servo To intake Manifold is an original vacuum system component designed to work with the brake booster in S205 estate models. Thanks to its factory-spec geometry and precise fitment to the intake manifold, it ensures stable vacuum pressure, thereby providing reliable and predictable brake booster performance. This is the ideal solution for users who want to maintain consistency with Mercedes factory design and avoid issues with leaks often associated with aftermarket replacements.

Specifications and technical data

• SKU: A2054301829
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2054301829
• Substitutable numbers: A2054301829, A 205 430 18 29
• Category: Hoses, Lines & Pipes

The function of the vacuum hose in the braking system

The vacuum hose from the brake booster to the intake manifold is responsible for transporting vacuum from the engine to the brake booster. A properly functioning component:

• ensures stable brake assistance across the full range of engine loads,
• reduces the risk of a drop in braking efficiency during rapid acceleration,
• minimizes the possibility of electronic errors related to the vacuum system,
• maintains a seal between the intake manifold and the booster, which promotes smooth engine operation.

Thanks to its factory-spec fitment, the hose maintains the correct routing in the engine bay, which limits stress, twisting, and potential chafing during operation.

Why choose an original Mercedes hose

In a braking system, it is crucial to maintain the parameters specified by the manufacturer. The original Mercedes vacuum hose stands out due to:

• precise fitment to the brake booster and intake manifold connectors,
• the use of materials resistant to the temperature and vacuum levels typical of Mercedes engines,
• retention of factory-specified rigidity and flexibility, which facilitates installation and reduces the risk of micro-cracks,
• compatibility with factory clips and routing in the engine bay.

Choosing an original component from the Lines, Hoses, and Pipes group allows you to avoid problems with leaks, unstable idle, or a hard brake pedal, which often occur with imprecise aftermarket alternatives.

Characteristics and application in the Mercedes S205

The hose was designed specifically for the S205 body architecture, taking into account the layout of the brake booster, intake manifold, and engine accessories. Its properly selected length and shape:

• facilitate routing while maintaining safe distances from hot components,
• prevent cross-section kinks that could restrict vacuum flow,
• allow for quick, repeatable installation in service conditions.

This solution is particularly beneficial when replacing a damaged, perished, or leaking hose, especially when you want to restore the factory performance of the braking system.

Condition, verification, and benefits of choosing a used part

The item comes from dismantling and is offered as a used part, which allows you to combine reasonable costs with the original quality of Mercedes. Before resale, this type of hose is typically visually inspected for:

• the absence of visible cracks and abrasions on the surface,
• the condition of the connectors and fittings,
• the overall flexibility of the material in the bend zones.

If you want to better understand why original used Mercedes components are often the optimal choice in terms of durability and cost, check out the article Mercedes – comfort, prestige, and durability. Why is it worth choosing original used parts?.

Expanding the vacuum system and 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 vacuum lines, flexible hoses, or rigid supply pipes, check out the available parts in the Mercedes Lines, Hoses, and Pipes category.

Selecting components from the same design group allows you to maintain material and assembly consistency, which translates into stable operation of the entire vacuum system and easier diagnostics of any potential leaks in the future.