Mercedes GL X166 Seat Front Left N/S Interior Heated Designo Leather Black

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes GL X166 Seat Front Left N/S Interior Heated Designo Leather Black is an original premium interior component, crafted from black leather and equipped with heating. This solution is designed for drivers and workshops looking to maintain the factory character of the cabin while improving driving comfort and seating ergonomics.

Specifications and technical data

• SKU: RHD-A1669106303-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1669106303
• Substitutable numbers: A1669106303, A 166 910 63 03
• Location on the vehicle: Front, Left
• Upholstery material: Leather
• Color: Black
• Category: Seats and Sofas

Seat characteristics and intended use

The presented front left seat for the Mercedes GL X166 from the exclusive Designo line has been designed as a factory interior component for high-end vehicles. The seat construction is adapted for installation on the driver's side in right-hand drive versions, allowing for full compatibility with the vehicle's original configuration.

As an item from the Seats and benches category, this seat serves as a functional solution both for replacing a damaged seat and for upgrading the interior to a higher trim level, while maintaining the stylistic consistency of the entire cabin.

Materials and interior finish

The upholstery is made of high-quality black leather, characteristic of the Designo line, which ensures an elegant, understated look and ease of maintenance. The leather surface enhances comfort during long journeys and blends well with other interior trim elements of the Mercedes GL X166.

The choice of material and color scheme makes the seat suitable both as a replacement for a factory seat and as an element that elevates the overall level of cabin finish in vehicles used intensively, e.g., in fleet or family applications.

User comfort and heating function

An integral feature of this seat is the heating function, which significantly improves driving comfort in low temperatures. The heated seat cushion and backrest accelerate the warming of the contact zone with the body, which is particularly noticeable during the autumn and winter seasons and when frequently driving short distances.

Once properly connected to the vehicle's electrical system, the heating system works with the factory Mercedes controllers, allowing for the preservation of the original operating logic and integration with the existing control panel in the cabin.

Installation aspects and fitment

The seat has been designed specifically for the GL X166 body, which translates into a proper fit for the rails, mounting points, and interior geometry. This allows for maintaining the correct driving position, appropriate seat height, and the correct backrest angle, which directly impacts ergonomics and driving safety.

Replacing the seat with an original component from the same series facilitates work for workshops and service centers, as it does not require body structure adaptation or mounting modifications. Visual consistency with the remaining seats in the vehicle is also maintained, which is important for professional post-accident repairs and interior renovations.

Application in tuning and interior modernization

The leather, heated Designo seat also works well in projects aimed at improving interior quality without the need to invest in new components. Choosing an original used seat allows for achieving a higher standard of equipment at reasonable costs, while maintaining the factory Mercedes styling.

If you want to better plan your cabin modernization and learn about practical examples of using second-hand seats, check out the guide Car interior tuning with Global Parts, which describes how to effectively combine used seats and steering wheels in interior refreshment projects.

Modernization expansion – other interior elements

If you are planning a comprehensive repair or modernization of the seating area in your Mercedes and need other components from the same group, such as additional seats, backrests, or rear benches, check out the available parts in the Mercedes Seats and benches category.

For users who want to consciously choose used interior components, the practical buying guide Safe purchase of used car parts online may also be helpful, describing step-by-step how to verify component compatibility and minimize the risk of a poor choice.