BMW G20 G21 Interior Inner Mirror Sill Trim Cover Rear Right O/S Side 9168040

BMW G20 G21 Interior Inner Mirror Sill Trim Cover Rear Right O/S Side is a precision interior trim component, designed specifically for the 3 Series G20/G21 generation models. This used, original cover ensures a consistent fit with the factory assembly and an aesthetic finish for the rear right area of the interior mirror, enhancing the visual continuity of the upholstery. Thanks to a design compliant with the manufacturer's specifications, it maintains stable mounting and proper alignment of the trim edge, which is important for both appearance and comfort of use.

Specifications and technical data

• SKU: 9168040
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9168040
• Substitutable numbers: 9168040, 51169168040
• Location on the vehicle: Rear, Right
• Category: Body Mouldings & Trims

Purpose and function of the component

The rear right interior mirror sill trim cover serves as a precision finish in the rear part of the cabin, on the passenger side. Its purpose is to:

• aesthetically close the space around the trim in the area of the interior mirror,
• protect the edges of the upholstery and adjacent plastic elements,
• maintain the consistent interior styling line characteristic of the BMW 3 Series G20/G21,
• ensure stable seating in the designated mounting point on the rear right side.

Thanks to its factory geometry, the cover ensures proper fitment with adjacent panels, which reduces the risk of looseness, rattling, or unwanted vibrations while driving.

Compatibility and fitment for BMW G20/G21

The component has been developed with the interior architecture of the BMW 3 Series G20 and G21 generations in mind, taking into account the specific shape of the pillars, headliner, and assembly in the area of the interior mirror. This means that it:

• fits the dedicated mounting point in the rear right part of the cabin,
• maintains the line of creases and edges consistent with the original BMW design,
• allows for installation without interfering with the body structure or upholstery.

Such fitment translates into seamless integration with other trim elements, which is particularly important for post-accident repairs, replacing damaged panels, or restoring the interior to factory condition.

Performance characteristics and installation

As an element from the Protective and decorative trims group, the cover operates in a zone exposed to daily contact with passengers and temperature changes inside the vehicle. The design provided by the manufacturer ensures:

• stable mounting in the rear right area of the vehicle,
• appropriate rigidity while maintaining the flexibility required for installation,
• a surface visually matched to the rest of the BMW interior finish.

The used component allows for an economical replacement of a damaged cover while maintaining the original character of the cabin, which is important for both private users and workshops that care about compliance with factory specifications.

Application in repairs and interior renovation

The rear right interior mirror sill trim cover will prove particularly useful in situations where there has been:

• mechanical damage or cracking of the original cover,
• interior disassembly after body and paint repairs,
• wear or visible scratching of the element as a result of use.

Replacing it with an original component from disassembly allows you to maintain material and color consistency with other interior elements, which is important both aesthetically and for the potential resale of the vehicle.

If you are planning a comprehensive repair or upgrade of the interior trim zone in your BMW and need other elements from the same group, such as covers, overlays, or additional trims, check the available parts in the BMW protective and decorative trims category.

Additional information and technical support

When choosing interior trim elements for the BMW 3 Series, it is worth using knowledge about the specifics of electronics and comfort systems in these models. In the context of comprehensive work on cars of this brand, an article describing the use of parts from disassembly in the 3 and 5 Series may be helpful – more information can be found in the material Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 Series models.

In summary, BMW G20 G21 Interior Inner Mirror Sill Trim Cover Rear Right O/S Side is a practical finishing element that allows you to restore the factory look of the rear right part of the cabin, maintaining compliance with the manufacturer's design and ensuring an aesthetic, orderly finish to your BMW's interior.