BMW F10 Gasket Seal Door Roof Rear Left N/S 7182303

BMW F10 Gasket Seal Door Roof Rear Left N/S is a precisely fitted body component designed for the rear left door area in 5 Series F10 models. It is responsible for providing a tight seal for the window and reducing noise, moisture, and contaminants, which translates into stable operation of the window lifting mechanism and higher acoustic comfort inside the cabin. As an original BMW part, it ensures proper geometry and compatibility with the factory door construction.

Specifications and technical data

• SKU: 7182303
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7182303
• Substitutable numbers: 7182303, 51357182303, EM
• Location on the vehicle: Rear, Left
• Category: Door Seals

Purpose and technical function

The rear left door window gasket in the BMW F10 works in direct contact with the side window, creating a barrier between the interior and the environment. Its tasks include:

• limiting the ingress of water and moisture into the door interior,
• reducing wind noise at higher speeds,
• stabilizing the window movement in the guide,
• protecting the window edge from excessive wear.

Thanks to the correct profile and material flexibility, the gasket works with the factory window lifting mechanism, which promotes smooth operation of the entire system and reduces the risk of jamming.

Compatibility and fitment for BMW F10

The presented gasket has been designed specifically for the rear left side of the BMW 5 Series F10 generation body. This means that its shape, length, and mounting points are adapted to the factory door construction, without the need for modifications or forced fitting. The original origin from the Door seals group guarantees:

• proper adhesion to the door frame and window,
• compliance with factory assembly tolerances,
• consistent appearance with other body sealing elements.

Such fitment is particularly important in premium class cars, where cabin tightness and acoustic comfort are an important element of the overall quality perception.

Performance characteristics of the used component

The gasket is offered as a used item, which in practice means it comes from vehicle dismantling and retains the functional properties intended by the manufacturer. In the case of this type of component, it is crucial that:

• the gasket profile remains stable and is not excessively deformed,
• the material retains the flexibility required for proper sealing,
• the mounting points allow for re-installation in factory locations.

For many BMW F10 users, choosing a used door window gasket is a reasonable compromise between cost and maintaining original manufacturing quality, especially during post-collision repairs or door component replacements.

Benefits of using an original door window gasket

Using a dedicated rear left gasket in the BMW F10 allows maintaining body parameters close to factory specifications. The most important benefits include:

• better cabin acoustic insulation compared to aftermarket replacements with uncertain profiles,
• lower risk of window fogging due to reduced moisture in the doors,
• protection of the window lifting mechanism against water and contaminants,
• aesthetic finishing of the window edge and door frame.

For owners who value consistency and driving comfort in the BMW 5 Series, a properly selected door window gasket is a practical element of keeping the car in good operational condition.

Related BMW Door seals and service knowledge

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 door frame seals, threshold seals, or additional sealing profiles, check the available parts in the BMW Door seals category.

When performing body and door service work, it is also worth knowing the typical weak points of this brand's engines – you can find practical information on this topic in the article Troublesome BMW E90 engines: check what can ruin your budget, which helps in better planning the long-term operation of the car.