Mercedes-Benz A B Class W169 W245 Air Duct Plastic Pipe Right O/S A1698310946

Mercedes-Benz A B Class W169 W245 Air Duct Plastic Pipe Right O/S is an original ventilation system component designed for installation on the right side of vehicles in this series. Thanks to its factory-fit design, it ensures proper airflow routing inside the cabin, which translates into stable heating and air conditioning performance as well as comfort for the driver and passengers. It is a practical solution for users who want to maintain ventilation system consistency with Mercedes factory specifications.

Specifications and technical data

• SKU: A1698310946
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1698310946
• Substitutable numbers: A1698310946, A 1698310946, A 169 831 09 46, AS
• Location on the vehicle: Right
• Category: Other Air Conditioning & Heating

Purpose and function of the air duct

The right air duct in Mercedes W169 and W245 models is responsible for directing air from the ventilation system to the appropriate channels in the dashboard or the side of the cabin. The proper shaping and rigidity of the component allow for maintaining connection tightness and reducing pressure drops in the system, which promotes stable airflow.

Using a dedicated duct instead of universal replacements reduces the risk of improper installation, unwanted vibrations, or noise during fan operation. For the user, this means predictable ventilation performance and the preservation of the ergonomics intended by the vehicle manufacturer.

Compatibility with Mercedes W169 / W245

The component has been designed specifically for the W169 and W245 platform, which results in a precise fit for factory mounts and interior geometry. The placement on the right side of the vehicle allows for the direct replacement of a damaged or worn duct without the need to modify other ventilation system components.

Such a solution is particularly beneficial when servicing vehicles where maintaining the original routing of air channels is important, e.g., due to integration with the factory air conditioning, cabin filter, or additional interior trim elements.

Characteristics of the used component

The duct comes from the secondary market, which allows combining the functionality of an original part with a more favorable purchase cost. The used component maintains a construction consistent with the original Mercedes design, making it suitable as a replacement in daily-driven vehicles where both technical efficiency and a rational approach to the service budget are important.

Choosing this solution is particularly attractive for ventilation system repairs where the fit of the shape and mounting points is key, rather than the visual effect visible from the outside of the vehicle.

Benefits of using an original duct

• Factory fit for the ventilation system in the Mercedes W169 / W245 on the right side of the vehicle.
• Stable airflow in the cabin, promoting efficient heating and air conditioning operation.
• Possibility to replace a damaged component without interfering with other system parts.
• A reasonable compromise between quality and cost thanks to the use of secondary market parts.

System expansion and related components

If you are planning a comprehensive repair or upgrade of the ventilation area in your Mercedes and need other elements from the same group, such as additional air channels, air diffusers, or duct housings, check the available parts in the Other Mercedes category.

When planning broader service work, it is also worth paying attention to general differences in construction and manufacturers' approaches to powertrains and their accompanying systems, such as cooling or ventilation. You can find a broader structural context in the article dedicated to comparing sports and standard Audi versions: Audi RS vs other models – what is hidden under the hood and chassis?.

How to optimize service costs with used parts

Choosing a used air duct is a way to reduce expenses while maintaining compliance with Mercedes factory specifications. In many cases, components of this type do not undergo rapid operational wear, which is why their reuse is technically justified.

If you want to better plan your repair budget and learn practical tips on consciously using secondary market parts, check out our guide: rising repair costs and the boom in used parts – how to save on car service?.