Mercedes A B Class W169 W245 Ventilation Hose Pipe Line Radiator A1695010925

Mercedes A B Class W169 W245 Ventilation Hose Pipe Line Radiator is an original cooling system component, designed specifically for compact Mercedes models. Thanks to its factory geometry and fitment, it ensures stable airflow and fluid routing within the radiator, which translates into predictable engine performance. This is a practical solution for users who want to maintain the structural integrity of their vehicle and utilize proven manufacturer components.

Specifications and technical data

• SKU: rhd-A1695010925
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1695010925
• Substitutable numbers: A1695010925, A 169 501 09 25, EM
• Category: Other Exterior Parts & Accessories

Purpose and function in the cooling system

The radiator ventilation hose in Mercedes A and B-Class W169 / W245 models is responsible for controlled air discharge and stable medium routing in the radiator area. A correctly selected component:

• maintains proper circulation within the radiator,
• reduces the risk of localized overheating in the engine bay,
• ensures correct venting of the cooling system,
• minimizes mechanical stress thanks to its factory shape and diameter.

As a result, the cooling system operates under stable conditions, and the engine maintains the temperature characteristics intended by the manufacturer.

Construction and fitment for Mercedes A / B Class W169 W245

The offered hose has been designed with the specific engine bay layout of compact Mercedes vehicles in mind. Properly selected diameters, length, and bending profile allow for:

• collision-free routing in the tight space of the engine bay,
• secure seating in factory brackets and mounts,
• maintaining the proper distance from heating and moving parts.

Such fitment reduces the risk of chafing, leaks, and unwanted vibrations, which is particularly important in the daily operation of urban and suburban Mercedes vehicles.

Characteristics of the used component

The hose comes from dismantling, which means it is an original Mercedes component sourced from an operational vehicle. This type of part:

• retains factory fitment parameters for the specific platform,
• is consistent with the original cooling system design,
• provides an economical alternative to new subassemblies while maintaining installation compatibility.

For many users of older models, choosing a used component is a reasonable compromise between cost and functionality, especially when the priority is to keep the car in good technical condition.

Benefits of using the original ventilation hose

Using a factory radiator ventilation hose in a Mercedes A or B-Class brings a number of practical benefits:

• Installation compatibility – the hose is prepared to work with original connectors, brackets, and equipment in the engine bay.
• Stable cooling system operation – proper flow and venting reduce the risk of overheating and temperature fluctuations.
• Structural consistency – maintaining the original hose routing concept facilitates diagnostics and subsequent servicing.

Thanks to this, the hose can be used both for standard replacement of a worn-out element and for more extensive service work within the cooling system.

Related components and technical knowledge development

If you are planning a comprehensive repair or upgrade of the engine bay area in your Mercedes and need other elements from the same group, such as additional hoses, brackets, or small mounting parts, check the available parts in the Other Mercedes category.

For those interested in comparing technical solutions used in different brands and segments, including sports variants, an article discussing the differences in engine, brake, and chassis construction may be helpful – you can find it here: Audi RS vs other models – what is hidden under the hood and chassis?.

If you are operating an older car and are considering a wider use of dismantled components, it is worth familiarizing yourself with practical tips regarding this approach to service – more information can be found in the guide: No parts at the dealership? How to deal with repairing older models using dismantled parts.