Mercedes W166 Door Lock Latch Trim Cover Panel Rear Right O/S A1667330808

Mercedes W166 Door Lock Latch Trim Cover Panel Rear Right O/S A1667330808 is a precisely fitted component from the Locks and latches group, designed for the rear right section of the vehicle body. It ensures proper coverage of the lock mechanism, stable panel mounting, and an aesthetic finish to the door edge, which translates into smooth, trouble-free vehicle operation.

Specifications and technical data

• SKU: A1667330808
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1667330808
• Substitutable numbers: A1667330808, A 166 733 08 08
• Location on the vehicle: Rear, Right
• Part type: Door Lock
• Category: Exterior Locks & Lock Hardware

Purpose and function of the lock panel cover

The described cover is dedicated to the rear right part of the body in Mercedes W166 series models. Its task is to protect the door lock mechanism from contaminants and ensure proper guidance and support for the mounting elements. As a result, the lock operates under more stable conditions, and the entire door structure maintains its factory rigidity.

This component also helps maintain the correct geometry of the door panel, which is important for proper closing, limiting unwanted play, and reducing potential rattles and vibrations while driving.

Construction and fitment for the rear right side

The cover has been designed specifically for the geometry of the rear right body section, taking into account the characteristic door profile of the Mercedes W166. Properly shaped mounts and pressings allow for installation at factory points without the need for modifications or forced fitting.

Such a solution promotes the maintenance of tightness and proper adhesion of upholstery and trim elements, which is essential for both acoustic comfort and the durability of the entire lock system.

Benefits of using an original cover

Using an original lock panel cover in the rear right body section allows for maintaining the structural integrity of the door and compliance with the manufacturer's factory specifications. This is particularly important in premium class vehicles, where not only functionality counts, but also the operating culture of the mechanisms and the stability of the assembly.

Key advantages of this solution include:

• better protection of the lock mechanism against dust and moisture,
• maintenance of factory fitment of door elements,
• reduced risk of unwanted noises while driving,
• easier diagnostics and service within the lock area thanks to a predictable layout of components.

Characteristics of the used component

The offered cover comes from the secondary market, which allows for an economical restoration of the lock system's efficiency while maintaining the original manufacturer's specification. A used component of this type is a good choice wherever structural compatibility with the factory solution and reasonable repair costs are important.

In the case of items from the Locks and latches group, using original used parts often ensures a better fit than universal aftermarket replacements, which translates into stable operation of the mechanisms in the long term.

Further upgrades within locks and latches

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 locks, latches, or additional mechanism covers, check out the available parts in the Mercedes locks and latches category.

For drivers interested in a broader perspective on selecting components from the secondary market, including the differences between original used parts and replacements, an article describing the practical aspects of operation and installation may be helpful – you can find it here: Volkswagen – solidity and reliability. Why are used VW parts a reasonable choice?.