Mercedes W166 Front Seat Headrest Leather Black Left Right N/O/S A1669702778

Mercedes W166 Front Seat Headrest Leather Black Left Right in black is an original interior component designed for installation on either the left or right side. Thanks to its factory design, it ensures a consistent fit with standard seats, maintaining the aesthetics and travel comfort characteristic of the Mercedes brand. It is a practical solution both for replacing a damaged component and for refreshing the vehicle's cabin.

Specifications and technical data

• SKU: A1669702778
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1669702778
• Substitutable numbers: A1669702778, A 166 970 27 78
• Location on the vehicle: Front, Left, Right
• Category: Headrests

Purpose and fitment for Mercedes W166

The presented headrest has been designed specifically for the W166 series models, which translates into correct mounting geometry and ergonomics consistent with factory front seats. The construction allows for installation on both the driver and passenger sides, making it easy to adapt to a specific interior configuration.

Thanks to the use of original black leather upholstery, the component harmoniously blends into the cabin's style without introducing differences in texture or shade compared to other equipment components. This is particularly important for partial interior replacements, where a visually consistent final effect is essential.

Construction and functional properties

The headrest features a durable internal structure covered in leather, ensuring stable head support and comfort during long journeys. The profiling corresponds to the ergonomic standards used by the manufacturer, allowing the component to support a correct seating position and reduce neck fatigue.

Key functional features:

• black leather covering matched to factory seats,
• can be used on the front seat on either the left or right side,
• original construction consistent with the Mercedes W166 interior design line,
• comfortable head support for daily vehicle use.

Benefits of using an original headrest

Choosing an original headrest for the Mercedes W166 allows you to maintain the factory safety and ergonomic standard. The component is designed as an integral part of the seat, which is why its shape, firmness, and range of adjustment are matched to the rest of the seat. In practice, this means no installation issues, proper fitment, and predictable behavior during daily use.

This component is a reasonable compromise between cost and functionality – it allows for restoring full interior functionality without the need to invest in a complete seat. For owners who care about the condition of their cabin, this is a way to aesthetically and technically replace a damaged or worn headrest.

Condition and service application

The product comes from disassembly and is intended for reinstallation in a vehicle where restoring the completeness of the front seat equipment is required. It works well both in the case of post-accident repairs and when replacing interior elements due to wear and tear.

Before installation, it is recommended to perform a standard verification of the adjustment mechanism and guides in the vehicle to ensure smooth headrest operation after installation. A correctly selected and installed component allows for maintaining a comfortable seating position and an aesthetic cabin appearance, consistent with the character of the Mercedes brand.

If you are planning a comprehensive repair or upgrade of the front seating area in your Mercedes and need other components from the same group, such as additional headrests, adjustment elements, or leather backrest modules, check the available parts in the Mercedes Headrests category.

For drivers interested in the broader context of operating premium class cars and potential repair costs of power units, the following guide article may be helpful: BMW E90 engine failures: check what can ruin your budget!.