BMW X3 E83 LCI Front Right O/S Finisher Window Frame B-Pillar Door Black

BMW E83 X3 B-Pillar Trim Cover Right Front is an original BMW body part, designed for installation on the front right B-pillar. This black, discreet trim provides an aesthetic finish to the door edge and pillar, while also helping to protect the body structure from minor damage. It's a practical solution for users who want to maintain a cohesive look for the side of their vehicle and preserve the factory character of their X3.

Specifications and technical data

• SKU: 3427640
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3427640
• Substitutable numbers: 51333427640, 3427640, 51703331188, 3331188
• Location on the vehicle: Front, Right
• Color: Black
• Category: Other Exterior Parts & Accessories

Purpose and Function of the Part

The B-pillar trim cover on the passenger side is responsible for the aesthetic and technical finishing of the area between the front and rear doors. The part is mounted on the front right section of the body, which:

• conceals the structural edges of the B-pillar,
• organizes the vehicle's side profile, improving visual consistency,
• provides an additional protective layer for the pillar's surface.

As a part dedicated to the BMW X3 E83, the trim is designed for specific dimensions and body geometry, ensuring a precise fit to the factory mounting points.

Construction, Color, and Fitment

The cover is finished in black, which complements both light and dark body paint colors. This color minimizes the visibility of minor dirt and helps maintain a neutral, factory appearance of the car.

The part is intended for installation on the right front B-pillar, eliminating the need for adjustments or modifications. The trim's construction is adapted to the pillar's factory profile, facilitating installation and allowing for a flush line with adjacent door elements and seals.

Characteristics of a Used Part

The presented B-pillar trim cover is a used part, sourced from disassembly. Such components are a good choice when you aim to maintain original BMW quality while optimizing the cost of repair or body refresh. A used body part often allows for a better match in shade and texture to other components than a new aftermarket replacement.

Application in Service and Body Repairs

The right-side B-pillar trim cover is particularly suitable in situations where:

• the original trim has been damaged or cracked due to door impact or a minor collision,
• the part needs replacement after bodywork and painting in the B-pillar area,
• you want to restore the cohesive look of the vehicle's side after previous repairs.

Thanks to its factory fit for the BMW X3 E83, installation is straightforward, without the need to modify the pillar's geometry or interfere with the body structure.

Other BMW Body Parts and Additional Materials

If you require other parts related to side bodywork, covers, or trims for your BMW during repairs or modernization, check the available parts in the Other BMW category.

For users interested in a broader context of selecting components for sports and standard car versions, an article discussing the differences in construction and equipment of high-performance models may be helpful – find more information in the material Audi RS vs. Other Models – What's Under the Hood and Chassis?.

If you are also interested in factory modifications and the differences between standard and sports versions of BMW, it's worth reading the guide BMW M Performance: How Do BMW M Components Differ from Standard Ones?, which shows where used body and equipment parts have practical applications.