BMW X4 F26 Front Door Window Seal Gasket Rubber Surround Left N/S 7335505

BMW X4 F26 Front Door Window Seal Gasket Rubber Surround Left N/S is an original BMW body component designed for installation on the driver's side. Thanks to its precise rubber profile and perfect fit to the door frame, it ensures stable window guidance, reduces wind noise, and helps seal the cabin against water and debris.

Specifications and technical data

• SKU: 7335505
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7335505
• Substitutable numbers: 7335505, 51317335505
• Location on the vehicle: Front, Left
• Part type: Window Seal
• Category: Window Seals, Gaskets & Trims

Purpose and function in the vehicle

The presented seal belongs to the Window seals and moldings group and is designed specifically for the BMW X4 F26 model, for the front left side. The component creates a flexible frame around the door window, stabilizing its movement in the guides and improving interior acoustics. A properly selected window seal:

• reduces air drafts at higher speeds,
• minimizes the risk of water entering the door interior,
• supports the proper operation of the window lifting mechanism,
• reduces vibrations and unwanted noises while driving.

Why choose an original BMW component

The original BMW X4 F26 Front Door Window Seal Gasket Rubber Surround Left N/S has been designed for the specific body geometry, which translates into precise fitment with the door frame and proper adhesion to the glass. Unlike universal replacements, the rubber profile and corner shapes comply with BMW factory specifications, which facilitates installation and reduces the need for additional adjustments. The component from this group is particularly important in vehicles used daily, where frequent door opening and window operation cause natural wear of rubber components. Replacing it with an original seal restores factory acoustic comfort and sealing parameters.

Installation characteristics

The seal is intended for installation on the perimeter of the front door window on the left side. The design based on the factory profile facilitates seating in the door slot and proper positioning along the entire length of the frame. During replacement, it is worth paying attention to:

• thorough cleaning of the contact surface in the door,
• checking the condition of the window guides and the lifting mechanism,
• even pressing of the seal along the entire perimeter, without twists or kinks. Such prepared installation allows for full utilization of the factory fitment of the component and reduces the risk of subsequent leaks or rattling during window operation.

Practical application and benefits of replacement

Replacing a worn window seal in a BMW X4 F26 has a direct impact on the daily comfort of using the vehicle. A new component from the Window seals and moldings group helps to:

• reduce cabin noise levels during highway driving,
• limit window fogging resulting from moisture ingress,
• protect the interior of the door against accelerated corrosion,
• maintain stable window operation in the guides, without play or knocking. This is particularly important in BMW X4 class cars, where a higher standard of soundproofing and durability of body components is expected.

Related components and further body area upgrades

If you are planning a comprehensive repair or upgrade of the side glazing area in your BMW and need other components from the same group, such as additional door frame seals, trim strips, or window guide seals, check the available parts in the BMW window seals and moldings category. When working on the sealing and acoustic comfort of the body, it is also worth paying attention to the condition of other system elements, such as door, sunroof, or trunk lid seals. For users who are also considering savings on other repairs, a guide on the safe selection of used fuel system components may be helpful – you can find it in the article "Fuel dosing problems: what to look for when buying a used injection pump and fuel rails?".