BMW F40 Door Pillar B Trim Cover Moulding High Gloss Front Right O/S 7452378

Visual condition of the part 

The product shows signs of use visible in the photos. 

BMW F40 Door Pillar B Trim Cover Moulding High Gloss Front Right O/S is an original body component from the Protective and decorative trims group, designed for installation on the front right door of F40 series models. It provides an aesthetic finish to the B-pillar and ensures stable mounting for seals and linings, supporting the correct geometry of door and window fitment.

Specifications and technical data

• SKU: 7452378
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7452378
• Substitutable numbers: 7452378, 51337452378
• Location on the vehicle: Front, Right
• Category: Body Mouldings & Trims

Purpose and function of the component

The described B-pillar trim is dedicated to the side zone of the body, in the area of the front right door. Its function is to:

• protect the B-pillar structure from minor mechanical damage,
• organize the edges of the upholstery and door seals,
• maintain a consistent stylistic line of the side part of the body,
• limit the ingress of dirt around the seals.

Thanks to its factory fit, the trim works in harmony with other door assembly components, which facilitates maintaining proper alignment and repeatable assembly quality.

Construction and fitment for BMW F40

The trim has been designed specifically for the B-pillar structure of the BMW F40, taking into account the characteristic body geometry of this model. This means:

• precise profiling to the shape of the front right door,
• adaptation to factory mounting points in the B-pillar zone,
• compatibility with original door seals and linings.

Such a solution allows for installation without interfering with the body structure and also facilitates service in the case of subsequent bodywork and paint repairs or the replacement of other components in this part of the vehicle.

Performance characteristics and installation

As an element from the Protective and decorative trims category, the B-pillar trim combines a protective function with an aesthetic finish. In practice, this translates into:

• an orderly appearance of the side part of the body,
• the ability to restore the factory look after body repairs,
• easier cleaning in the area of the door edges.

The component is intended for installation on the front right side of the vehicle, which minimizes the risk of error when selecting parts for a specific position on the car. The used nature of the product allows for an economical replacement of a damaged trim while maintaining the original assembly specification.

Use in body repairs and restoration

The front right B-pillar trim will prove useful both for the local replacement of a damaged element and for broader restoration work within the side part of the body. It can be used, among other things, after:

• collisions resulting in damage to the door edge or pillar,
• paint work requiring the removal of covers,
• visual modernization of the vehicle while maintaining original design solutions.

Thanks to the preservation of factory geometry, the trim helps to recreate the side line of the vehicle in a way consistent with the manufacturer's specifications, which is important both visually and for service purposes.

If you are planning a comprehensive repair or modernization of the side body zone 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 Protective and decorative trims category.

For drivers interested in a broader approach to selecting used body and interior components, practical tips on the cost-effectiveness of purchasing and methods for verifying the condition of elements can be found in the article Used car parts for Mini Cooper – a way for style and savings, which discusses the general principles of choosing proven parts from the secondary market.