Window Strip BMW F30 F31 Door Trim Front Left N/S Weatherstrip Alu Matt 7298917

Visual condition of the part

The product shows signs of use visible in the photos.

Window Strip BMW F30 F31 Door Trim Front Left N/S Weatherstrip Alu Matt in alu matt finish is an original body component from the Doors and door panels group, designed for installation on the front left door. It provides an aesthetic finish to the window edge, assists in proper water drainage, and stabilizes the seal in the side body area.

Specifications and technical data

• SKU: 7298917
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7298917
• Substitutable numbers: 7298917, 51357298917, 4858303, 51354858303
• Location on the vehicle: Front, Left
• Category: Doors & Door Skins

Purpose and function of the window strip

The presented strip is tailored for BMW 3 Series F30/F31 models and is mounted on the front left door. It is responsible for the aesthetic finish of the upper door skin edge and works in conjunction with the window seal, limiting the ingress of water and contaminants into the door interior.

The alu matt finish gives the side body line a cohesive, understated look characteristic of factory BMW styling packages. Thanks to its OEM design, the strip maintains the correct geometry, which facilitates proper window guidance within the tracks.

Construction and body fitment

The strip has been designed as a component dedicated to a specific body zone, taking into account the door shape, bending radii, and mounting points. This allows for:

• precise fitment to the door skin edge,
• stable seating of the seal along the window line,
• maintenance of factory gaps between body elements.

As a result, no additional adjustments or modifications are required after installation, and the vehicle's side line remains consistent with the original BMW design.

Benefits of using an original strip

Using an original window strip in alu matt finish allows for restoring the cohesive look of the side body section following mechanical damage or corrosion of trim elements. This solution is particularly beneficial for:

• post-accident repairs of the front left door,
• visual restoration of the window and frame area,
• replacing missing components after previous bodywork repairs.

The original geometry and mounting method help reduce the risk of rattles, looseness, or leaks in the window area, which translates into stable operation of the window lifting mechanism and acoustic comfort inside the cabin.

Installation zone and service application

The component is intended for installation in the front left part of the body, within the driver's or passenger's door area on the left side (depending on the market). In practice, it is used both in body and paint shops as well as for individual vehicle repairs where maintaining the original BMW styling line is required.

When replacing the strip, it is recommended to check the condition of the seals and window guides to ensure proper interaction of all components within the door and to avoid the need for further intervention in the near future.

If you are planning a comprehensive repair or upgrade of the side door area in your BMW and need other components from the same group, such as skins, reinforcements, or additional strips, check out the available parts in the BMW Doors and door panels category.

For better planning of service work and selection of used body components before the low-temperature season, it is worth using the practical tips and checklists available in the article Winter essentials: which used car parts are worth checking and replacing before the frost?.