Mercedes W166 Door Card Front Left N/S A1667200170

Left front door upholstery for Mercedes W166 is an original interior element designed for installation on the driver's side. Thanks to its factory fit for the W166 body, it ensures a cohesive cabin appearance, correct hardware mounting, and maintains operational ergonomics. This is a solution for users who want to restore the factory aesthetics and functionality of the door panel in a technically correct manner.

Specifications and technical data

• SKU: A1667200170
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1667200170
• Substitutable numbers: A1667200170, A 166 720 01 70
• Location on the vehicle: Front, Left
• Category: Door Panels

Purpose and Fitment

The presented upholstery is an element from the Door Upholstery category, designed for installation on the front left side of the Mercedes W166 series vehicle. The panel's construction accounts for factory mounting points, wiring harnesses, and spaces for door hardware, which simplifies installation and reduces the risk of improper fitment with the door sheet metal and other interior trim elements.

Construction and Function of the Element

The door upholstery performs several key functions in the vehicle:

• it creates an aesthetic finish for the inner side of the door, stylistically matched to the Mercedes W166 interior,
• it covers the door structure and the wiring and mechanisms routed inside,
• it provides mounting points for control elements and handles,
• it contributes to the cabin's acoustic comfort through its shape and materials used.

Thanks to its factory geometry, the panel maintains the correct transition line between the dashboard, pillar, and door, which is important for both user comfort and maintaining a cohesive interior look.

Benefits of Using Original Upholstery

Using the original left front door upholstery in a Mercedes W166 allows you to:

• maintain compliance with the vehicle's factory specifications,
• ensure proper fitment with the window, seals, and trim strips,
• reduce installation time thanks to the manufacturer-provided mounting points,
• achieve an interior appearance close to its original state after a collision, body repair, or replacement of a damaged door panel.

An element from this group is particularly useful for repairs after mechanical damage to the door, replacement of worn or damaged trim, and for restoring the vehicle to a condition that meets used car market requirements.

Characteristics of a Used Product

The upholstery comes from secondary circulation, meaning it is a used part that retains its original construction and purpose. This type of component allows for economical vehicle repair while maintaining the factory standard of workmanship. Before installation, a standard inspection of mounting points, working surfaces, and preparation for re-installation of door hardware is recommended.

Additional Information and Related Products

If you are planning a comprehensive repair or upgrade of the door area in your Mercedes and need other elements from the same group, such as rear panels, passenger-side door panels, or additional trim, check the available parts in the Mercedes Door Upholstery category.

If you want to better plan your repair budget and consider wider use of used parts, you can find practical tips on the cost-effectiveness of purchasing used components in the article Rising Repair Costs vs. the Boom in Used Parts – How to Save on Car Service?.