Mercedes ML W166 Boot Trunk Trim Left N/S Side Trunk Floor Cover A1666841131

Mercedes W166 Left Trunk Floor Side Trim Strip is an original cargo area trim element, designed specifically for the W166 series body. This used but fully functional trim strip from the Linings, decorative strips and decorations category allows you to restore the aesthetics of the trunk and maintain the factory fit of the floor elements. Thanks to its precise fit to the left side of the trunk floor, it is a practical solution for post-accident repairs or interior renovation.

Specifications and technical data

• SKU: A1666841131
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1666841131
• Substitutable numbers: A1666841131, A 166 684 11 31
• Location on the vehicle: Left
• Category: Trim

Purpose and Function of the Element

The described trim strip is the left side cover of the trunk floor intended for Mercedes SUV models from the W166 family. Its purpose is to aesthetically finish the edges of the floor and protect the side part of the trunk lining from mechanical damage, scratches, and dirt during daily use.

Thanks to its factory geometry, the element ensures:

• a visually cohesive transition between the trunk floor and the side lining,
• stable support for linings and upholstery in the rear of the vehicle,
• maintenance of the correct assembly line for other covers and decorative elements.

Construction and Body Fit

The trim strip has been designed as a dedicated element for a specific body area – the left side of the trunk floor. This means it has appropriately shaped edges, mounting points, and a profile adapted to the factory floor and trunk side panels in the Mercedes W166.

Key mounting features:

• factory mounting points allowing installation in place of the original trim strip,
• a profile adapted to the body shape, which limits the risk of looseness and creaks while driving,
• a design consistent with the styling line of the trunk interior in W166 models.

This solution allows for maintaining visual consistency of the interior and facilitates installation without the need for modifications or forcing the element into place.

Condition, Service Application, and Benefits of Installation

The element is from a dismantling and is offered as a used part, which is a cost-effective alternative to a new component while maintaining original manufacturing quality. This type of trim strip is particularly useful in situations where:

• mechanical damage to the left side of the trunk floor has occurred (e.g., after cargo impact),
• replacement of a worn or cracked cover is necessary as part of post-accident repair,
• an interior renovation of the vehicle is being carried out with an emphasis on maintaining the factory appearance.

Choosing an original trim strip from this series allows for maintaining a fit consistent with the manufacturer's standard, which translates to the absence of unwanted noises while driving and an aesthetically pleasing cargo area.

Why Choose Original Mercedes Linings and Decorative Strips

Original trim elements, such as the described trunk floor side trim strip, are designed for long-term use in the demanding conditions of an SUV. Using a component from the same production line as the factory equipment means:

• a guaranteed fit to the body structure without the need for modifications,
• color and material consistency with other linings,
• maintaining the vehicle's utility value by preserving the original finish.

This solution will be particularly appreciated by users who want to keep the interior in a condition close to factory, while optimizing repair costs by using a used part.

Additional Information and Related Products

If you are planning a comprehensive refresh of the cargo area in your SUV and also need other trunk trim elements from this brand, such as sill covers, side panels, or additional protective strips, check out the available parts in the Mercedes Linings, decorative strips and decorations category.

When choosing dismantled parts, it is worth knowing the differences between original parts, aftermarket parts, and used parts – especially in terms of cost-effectiveness and fit for a specific model. To better plan the repair or interior upgrade of your car, read the article: Original, aftermarket, or used – which car parts are most cost-effective?.