Mercedes W164 Rear Bumper Lower Diffuser Trim Panel Covering 1886 Edition

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W164 Rear Bumper Lower Diffuser Trim Panel Covering 1886 Edition is an original body component from the Bumpers and reinforcements group, designed for installation in the rear section of the vehicle. The paint in the Tanzanite Blue Metallic - 359 shade allows for an aesthetic match to the factory body color, and the used condition of the part represents a reasonable compromise between quality and repair cost.

Specifications and technical data

• SKU: A1648853323
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1648853323
• Substitutable numbers: A1648853323, A 164 885 33 23
• Location on the vehicle: Rear
• Color: Tanzanite Blue Metallic - 359
• Category: Bumpers & Reinforcements

Purpose and function of the component

The presented Mercedes W164 Rear Bumper Lower Diffuser Trim Panel Covering 1886 Edition is dedicated to the Mercedes W164 series models in the 1886 Edition version and is mounted in the rear body zone. It is responsible for the aesthetic finish of the lower part of the bumper, while simultaneously helping to streamline airflow behind the vehicle, which affects stability at higher speeds and reduces turbulence in the bumper area.

This element is particularly useful for:

• post-accident repairs of the rear body section,
• restoring the vehicle's factory appearance after mechanical damage,
• aesthetic modernization of the standard bumper in versions without a diffuser.

Color and visual fit

The diffuser is finished in Tanzanite Blue Metallic - 359, which allows for a consistent connection with the body paint in the same shade. The metallic coating provides a characteristic depth of color and harmonizes well with the styling line of W164 models, especially in the 1886 Edition variant.

In practice, this means:

• reducing or completely eliminating the need for repainting if the paint code matches,
• maintaining a uniform color scheme for the rear body section,
• aesthetic transition between the bumper and other body panels.

Installation characteristics

The diffuser was designed as a factory element for the W164 platform, thanks to which it maintains the correct mounting points and geometry matched to the original bumper. This facilitates installation in service conditions and allows for precise fitting with other components of the rear body section.

The main installation advantages include:

• maintaining the factory bumper line and mounting gaps,
• compatibility with original brackets and mounts,
• possibility of use in the process of professional body and paint repair.

Condition and service application

The item is in used condition, which makes it an attractive solution for repairs where both proper fit and cost control are important. This type of part will work well in workshops specializing in the Mercedes brand, as well as for conscious users independently collecting components for repair.

Choosing an original diffuser from the secondary market allows you to:

• maintain compliance with the factory body specification,
• minimize the risk of fitment problems characteristic of aftermarket replacements,
• restore the vehicle to a state close to factory condition in terms of appearance.

Support in selection and repair expansion

If you are planning a comprehensive repair or modernization of the rear body zone in your Mercedes and need other elements from the same group, such as reinforcements, beams, or additional covers, check the available parts in the Mercedes Bumpers and reinforcements category.

To better select the right diffuser and other used body components for the specific version of your car, it is worth using practical tips on verifying markings and OEM compatibility – you will find them in the article No more bad purchases! How to professionally choose used car parts.