Mercedes W910 Line Oil Line Bleed Pipe Pressure Hose A9104760100

The Mercedes W910 Oil System Vent and Pressure Hose is an original part from the High-Pressure Fuel Pumps group, designed for demanding engine environments. Engineered by the vehicle manufacturer, it ensures proper routing of the working medium and stable operating conditions for related components. A used OEM part is a solution for users who expect factory geometry, a secure fit, and predictable performance parameters.

Specifications and technical data

• SKU: A9104760100
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A9104760100
• Substitutable numbers: A9104760100, A 910 476 01 00
• Category: High Pressure Fuel Pumps

Purpose and Function in the System

The hose serves as a connecting element in the oil system's supply and venting area, working in conjunction with the high-pressure fuel pump assembly in Mercedes vehicles. It is responsible for safely conveying the medium under the correct pressure and for controlled venting of air or excess fluid, which contributes to the stable operation of the entire supply system.

Thanks to its factory design, the correct routing of the hose is maintained, minimizing the risk of chafing, vibrations, and unwanted stresses. This is particularly important in vehicles used in fleet operations, transport, or with high mileage, where the fuel-oil system operates continuously.

Benefits of Using an Original Hose

Using an original oil system vent and pressure hose offers a number of practical benefits:

• maintaining the factory operating characteristics of the supply and lubrication system,
• a secure fit to the mounting points and spigots on the engine unit,
• appropriately selected resistance to temperature, pressure, and vibrations,
• reduced risk of leaks in the area of connection with the high-pressure fuel pump,
• easier diagnostics and servicing due to compliance with manufacturer documentation.

For workshops and service centers specializing in the Mercedes brand, this solution simplifies maintaining the vehicle's technical integrity and reduces the time required for fitting aftermarket parts.

Part Condition and Service Application

The offered hose is a used part, allowing for economical repair while maintaining original construction. This type of component is particularly useful for:

• repairs to the supply system in high-mileage vehicles,
• eliminating leaks in the oil-fuel hose area,
• restoring the factory configuration after previous modifications,
• servicing high-pressure fuel pumps in commercial vehicles.

Before installation, a standard visual inspection and verification for compatibility with the specific vehicle engine version are recommended to ensure proper fitment and leak-free connections.

Selection, Diagnostics, and Technical Knowledge

To correctly select the hose for a specific vehicle, it is advisable to consult catalog numbers and service documentation. In the case of supply and lubrication systems, maintaining the correct operating pressure and preventing air ingress are particularly important, so every element of the flow path affects the durability of the pump and injectors.

For users and mechanics who wish to deepen their knowledge of the construction and operation of supply systems, an article describing the function and servicing of the entire system – from the tank, through the pump, to the injectors – will be useful: Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair.

Related Parts from the High-Pressure Fuel Pumps Group

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other parts from the same group, such as supply hoses, return hoses, or additional high-pressure line sections, check the available parts in the Mercedes High-Pressure Fuel Pumps category.