Mercedes C300h W205 Hybrid Brake Servo Vacuum Pipe Hose Line OM651 A2054301429

Mercedes C300h W205 Hybrid Brake Servo Vacuum Pipe Hose Line is an original brake system component designed for the OM651 hybrid unit. It ensures stable vacuum delivery to the brake servo, which translates into predictable brake pedal response and safe operation of the entire system. Thanks to its factory design, it is precisely matched to the engine bay geometry of the C300h W205 model.

Specifications and technical data

• SKU: RHD-A2054301429
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2054301429
• Substitutable numbers: A2054301429, A 205 430 14 29
• Part type: Line
• Category: Hoses, Lines & Pipes

Purpose and function in the brake system

The offered pipe belongs to the Lines, hoses and pipes group, responsible for transporting vacuum between the pump and the brake servo. In the hybrid Mercedes C300h W205 with the OM651 engine, it is crucial for:

• maintaining proper brake assistance under various load conditions,
• stable operation of the brake servo during frequent starting and stopping of the combustion engine,
• maintaining the factory characteristics of the brake pedal pressure force. Choosing a pipe dedicated to a specific hybrid version helps avoid problems with leaks, incorrect routing in the engine bay, or collisions with other components.

Original origin and compatibility with Mercedes C300h W205

The pipe was designed by Mercedes specifically for use with the brake servo and vacuum system in the C300h W205 Hybrid model. This means:

• factory fitment for mounts and routing along the body and engine components,
• maintenance of appropriate diameters and cross-sections for proper vacuum flow,
• compatibility with original connectors and ports of the servo and vacuum pump. As a result, installation is straightforward, without the need for modifications or additional adapters, and the brake system retains the parameters specified by the manufacturer.

Performance characteristics of the used component

The component comes from an operated vehicle, which allows for economical repair while maintaining original build quality. A used vacuum pipe is a good solution when:

• the existing pipe has suffered mechanical damage or abrasion,
• there are signs of vacuum system leaks,
• it is necessary to replace the component with a part featuring factory geometry and rigidity. Choosing an original pipe from dismantling allows for maintaining the structural integrity of the brake system, which is particularly important in technically advanced hybrid versions.

Benefits of using the original vacuum pipe

Using a pipe dedicated to the C300h W205 Hybrid brings a number of practical service and operational benefits:

• Stable brake assistance – proper vacuum in the servo ensures predictable system response in city traffic and on the road.
• Factory routing in the engine bay – the pipe is routed according to the manufacturer's design, minimizing the risk of rubbing against other components.
• Reduced risk of installation errors – no need to adapt universal hoses or additional connectors.
• Consistency with other brake system components – the pipe works with the original servo and vacuum pump as intended by the design.

Part selection by OEM number and purchase support

To ensure that the Mercedes C300h W205 Hybrid Brake Servo Vacuum Pipe Hose Line is fully compatible with your vehicle, it is worth verifying compatibility by OEM number and vehicle data. A guide describing step-by-step how to check parts by numbers and identify the vehicle can help with practical selection – you can find it in the article Guide: how to choose the right car part by VIN and OEM number. If you are planning a comprehensive repair or upgrade of the braking zone in your Mercedes and need other elements from the same group, such as flexible vacuum hoses, rigid pipes, or sections connecting the pump to the servo, check the available parts in the Mercedes lines, hoses and pipes category.