BMW X5 E70 Door Window Guide Rear Left N/S Seal Sealing 7305631

BMW X5 E70 Door Window Guide Rear Left N/S Seal Sealing is a precisely fitted component from the Door seals category, designed for installation in the rear left door. It is responsible for guiding the window securely, reducing noise, and protecting the interior from water and contaminants, which directly impacts acoustic comfort and the durability of the upholstery. This used original BMW component ensures proper geometry and compatibility with the door structure of the X5 E70 model.

Specifications and technical data

• SKU: 7305631
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7305631
• Substitutable numbers: 51357305631, 7305631, 51357136985, 7136985, 51334879137, 4879137, 51357208581, 7208581
• Location on the vehicle: Rear, Left
• Category: Door Seals

Purpose and function of the seal

The presented seal is designed for installation in the rear left door of the BMW X5 E70, in the area of window guidance and sealing. Its tasks include:

• limiting the ingress of water and moisture into the door interior and cabin,
• reducing wind noise at higher speeds,
• stable window guidance within the channel,
• protecting the window edge against excessive mechanical wear.

Thanks to its appropriate profile, the seal works in harmony with the window lifting mechanism, ensuring smooth movement without jamming or unwanted vibrations.

Original BMW fitment

The seal comes from the BMW OE line, which means it adheres to factory dimensional and material standards. Original manufacturing translates into:

• proper adhesion to the door frame and window edge,
• compatibility with factory mounts and clips,
• consistent appearance with other door trim elements.

Such fitment minimizes the risk of leaks and eliminates the need for modifications during installation, which is particularly important for components responsible for body sealing.

Installation characteristics

The seal is prepared for installation in a specific location on the body – rear, left side. When replacing, it is worth paying attention to:

• thorough cleaning of the contact surface in the door frame,
• checking the condition of the window guides and the lifting mechanism,
• correct positioning of the seal profile along the entire perimeter.

Proper installation helps restore the factory level of sealing and reduces the risk of window fogging and unwanted noises from the door area while driving.

Condition and service application

The item is used, making it an attractive cost-effective alternative while maintaining the original BMW specification. Such components are often chosen for:

• accident repairs within the rear left door area,
• eliminating leaks and drafts in the window zone,
• body restoration when the existing seal is perished or deformed.

Selecting an original seal for a specific model and side of the vehicle reduces the risk of door closing issues and improves the overall comfort of using the car.

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 edge seals, frame seals, or guide seals, check the available parts in the BMW door seals category.

For larger service tasks involving the body and drivetrain, guide materials may also be helpful – practical tips on diagnostics and component selection can be found in the article Clutch and dual-mass flywheel – diagnostics and selection of parts for the drivetrain, which facilitates planning a wider range of repairs in a single service cycle.