BMW F45 F46 LCI Gasket Joint Seal Door Front Left Right N/O/S 7298833

BMW F45 F46 LCI Gasket Joint Seal Door Front Left Right is an original part from the Window seals and moldings group, designed for installation on the front door on either the left or right side. It ensures a tight, stable connection between the lower edge of the door and the body, which translates into better protection of the interior against moisture, noise, and contaminants. This is a practical solution for users who want to restore the factory sealing parameters in their BMW F45/F46 LCI series.

Specifications and technical data

• SKU: 7298833
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7298833
• Substitutable numbers: 7298833, 51767298833
• Location on the vehicle: Front, Left, Right
• Category: Window Seals, Gaskets & Trims

Purpose and function of the lower door seal

The presented lower seal has been designed specifically for the front doors of the BMW F45/F46 series after the LCI facelift. The component operates in the critical area where the door meets the sill and side panel, where it is exposed to water, mud, road salt, and temperature fluctuations. A correctly selected and installed seal:

• limits the ingress of water and moisture into the interior and around the sills,
• reduces wind noise and road noise in the cabin,
• stabilizes the door line relative to the body, improving closing comfort,
• supports corrosion protection for the lower parts of the doors and sills.

Thanks to its fitment for the specific BMW model, the seal works with factory mounting points and door geometry, which facilitates installation and allows for consistency with other body components.

Compatibility and vehicle placement

The seal is designed for installation on the front door on the left or right side, which provides flexibility when selecting parts depending on the scope of the repair. Placement in the lower door zone requires a component with a properly profiled cross-section and the correct length to ensure continuity of the sealing line along the entire edge.

The original BMW origin means maintaining factory geometry, allowing the seal to work with existing linings, moldings, and other seals around the door. This is particularly important for post-accident repairs or replacing components after long-term use.

Performance characteristics and application benefits

Choosing an original lower door seal for the BMW F45/F46 LCI allows you to maintain the structural and aesthetic consistency of the vehicle. Key benefits include:

• Factory fit – no need for modifications, drilling, or cutting, which shortens installation time.
• Stable lower edge sealing – reducing the risk of water and dirt entering the interior and the sill area.
• Improved acoustic comfort – better cabin insulation from external noise at higher speeds.
• Consistency with other body elements – maintaining a uniform line of seals and moldings around the door.

This solution is especially recommended when replacing worn, perished, or mechanically damaged seals that no longer provide an adequate level of protection and comfort.

Component condition and installation aspects

The offered seal is a used item, which in practice means a beneficial combination of original BMW part quality and an attractive price compared to a new component. With proper installation, you can achieve sealing and functionality close to factory standards without the need to invest in more expensive replacements.

During installation, it is worth paying attention to:

• thorough cleaning of the contact surfaces on the door and sill,
• checking the condition of other seals around the door,
• correct positioning of the profile along the entire length of the edge.

This approach allows you to fully utilize the potential of the seal and reduce the need for future adjustments.

Expanding the scope of service work

If you are planning a comprehensive repair or upgrade of the door area in your BMW and need other elements from the same group, such as additional seals, trim moldings, or window profiles, check out the available parts in the BMW window seals and moldings category.

If you are considering a wider use of used components in your vehicle fleet and want to better understand when such a solution is most cost-effective, the guide article Volkswagen – solidity and reliability. Why are used VW parts a reasonable choice?, which discusses the practical aspects of selecting and installing second-hand parts, may be helpful.