Mercedes W166 Air Vent Dashboard Left N/S Side A1668300154

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mercedes W166 Air Vent Dashboard Left N/S Side is an original ventilation system component designed for installation on the left side of the center console. It ensures precise airflow direction within the interior while maintaining the factory aesthetics and stylistic consistency of the cockpit. By using a component from the Mercedes range, you maintain high finishing quality and proper ventilation performance.

Specifications and technical data

• SKU: A1668300154
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1668300154
• Substitutable numbers: A1668300154, A 166 830 01 54
• Location on the vehicle: Left
• Category: Other Interior Parts & Accessories

Purpose and function of the air vent

The Mercedes W166 Air Vent Dashboard Left N/S Side is responsible for directing air from the air conditioning and ventilation system towards the driver and the central part of the cabin. This component works with factory air ducts, enabling:

• adjustment of the airflow direction both horizontally and vertically,
• even air distribution in the driver's zone,
• maintaining a consistent look of the center console panel.

Precise fitment with the dashboard reduces unwanted airflow noise and minimizes the risk of vibrations while driving.

Construction and interior fitment

The component has been designed specifically for the W166 platform, which translates into a proper fit to the console shape and correct seating in factory mounting points. The vent geometry is adapted to the original air ducts, so there is no need to modify the vehicle's installation.

The finish of the vent is consistent with the character of the Mercedes W166 interior, which allows for maintaining a uniform cockpit look after replacing a damaged part. The design provides convenient operation of the airflow direction adjusters, which facilitates daily use.

Vehicle placement and installation aspects

The vent is intended for installation on the left side of the center console, in the driver's zone. This placement is important for both ergonomics and the efficiency of the air conditioning system. Proper seating of the component ensures:

• stable mounting without play or rattling,
• proper adhesion to the console surface,
• preservation of factory gaps and parting lines in the interior.

During installation, it is recommended to exercise caution when removing trim panels to avoid damaging adjacent cockpit elements.

Characteristics of the used product

The offered air vent is a used component, which in practice means a favorable cost-to-quality ratio while maintaining the original manufacturer's specifications. Choosing a component from disassembly allows you to:

• maintain factory fitment and compatibility with the dashboard,
• preserve a consistent interior look without the need for aftermarket replacements,
• reduce repair costs compared to new parts.

This solution is particularly beneficial for post-accident repairs or replacing worn-out elements.

Integration with other interior elements

The Mercedes W166 Air Vent Dashboard Left N/S Side works with other ventilation system components and dashboard trim elements. A correctly selected part helps maintain thermal comfort in the cabin and improves the ergonomics of air conditioning operation. If you are planning a comprehensive repair or upgrade of the cockpit area in your Mercedes and need other elements from the same group, such as additional vents, grilles, or trim panels, check the available parts in the Other Mercedes category.

Technical support and knowledge about sports versions

When planning interior or ventilation system upgrades, it is worth knowing the differences between standard and sports variants of premium models. To compare technical solutions in the high-performance car segment, you can use material discussing the construction of engines, brakes, and chassis in sports versions of Audi – details can be found in the article Audi RS vs other models – what is hidden under the hood and chassis?.