BMW F30 F31 F80 Rear Finisher B Pillar Outer Left N/S Black 7258307

BMW F30 F31 F80 Rear Finisher B Pillar Outer Left N/S Black is an original body component from the Window seals and trims group, designed for installation in the rear left section of the vehicle body. This black part allows for an aesthetic finish of the B-pillar and ensures proper door seal alignment, which contributes to the vehicle's acoustic and visual comfort.

Specifications and technical data

• SKU: 7258307
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7258307
• Substitutable numbers: 51357258307, 7258307
• Location on the vehicle: Rear, Left
• Color: Black
• Category: Window Seals, Gaskets & Trims

Purpose and function of the component

The described B-pillar finisher cover is dedicated to the rear left part of the body in selected BMW F-series models. Its purpose is to cover the pillar structure, organize the door seal edges, and maintain a consistent side body line. Thanks to this component, the contact area between the door and the body remains properly protected against external factors, and the visual continuity of the glazing and side trims is maintained.

The black color of the trim allows for harmonious integration with factory window frames and other side trim elements, which is particularly important during post-accident repairs or when replacing individual body components.

Construction, color, and fitment

The trim has been designed as a component matched to the geometry of the B-pillar in the rear left part of the body. The shape and profile are adapted to factory mounting points and the door edge path, which facilitates installation and ensures proper adhesion to the bodywork.

The black color scheme is a standard for this type of component, making the trim blend well with both light and dark body paints. This makes it easier to maintain a consistent vehicle appearance after replacing a single cover, without the need for additional painting or modifications.

Condition, origin, and benefits of use

The component comes from the BMW range and is a used part, which allows for economical repair while maintaining the manufacturer's original specifications. Choosing an original trim from the secondary market is a cost-effective solution that also ensures proper fitment with doors, windows, and other pillar covers.

Using this B-pillar finisher cover in the rear left part of the body allows you to:

• restore the correct appearance of the side body line after mechanical damage,
• maintain proper routing of the rear door seals,
• preserve visual consistency with other window and pillar trim elements.

Practical installation tips and part selection

Before installation, it is worth verifying the compatibility of the component with the specific body version and the side of the vehicle, paying attention to the placement in the rear left zone. Proper fitment to the B-pillar is crucial for the tightness of the door seals and the absence of stress within the trims and covers.

When selecting body components, including trims and covers, it is helpful to use the manufacturer's markings and reference numbers, which minimizes the risk of purchasing an incompatible part and speeds up the repair process.

If you are planning a comprehensive repair or upgrade of the glazing and door frame area in your BMW and need other components from the same group, such as covers, overlays, or additional trims, check the available parts in the BMW window seals and trims category.

More about the cost-effectiveness of used parts

When choosing used body components, such as trims and pillar covers, it is worth knowing the general principles of selecting parts by manufacturer markings and the real cost differences between new and used components. A broader discussion of this topic, along with practical examples and advice, can be found in the article Why it is worth buying used gearboxes and engines – facts instead of myths, the conclusions of which can also be applied to other car components, including bodywork.