Ford Kuga Mk3 Door Window Glass Run Seal Front Left N/S LV4B-S21511-CF

Ford Kuga Mk3 Door Window Glass Run Seal Front Left N/S is an original component from the Window seals and trims group, designed for installation on the front left door. The carefully engineered profile ensures stable glass guidance, limits water ingress and noise, and helps maintain acoustic comfort inside the vehicle. Thanks to its factory-fit design, the seal allows for precise replacement without interfering with the door structure.

Specifications and technical data

• SKU: 2639718
• Mark: Ford
• Condition: Used
• OEM Part Number: 2639718
• Substitutable numbers: LV4B-S21511-CF, LV4BS21511CF, 2639718, LV4B-S21511-C
• Location on the vehicle: Front, Left
• Part type: Window Run Channel
• Category: Window Seals, Gaskets & Trims

Purpose and function of the window seal

The presented seal is dedicated to the front left door area of the third-generation Ford Kuga. Its task is to provide a tight guide for the window within the door frame, which results in:

• reduced wind noise at higher speeds,
• reduction of exterior noise,
• increased protection against water and moisture in the door area,
• stable glass guidance during raising and lowering. Due to its design, which complies with Ford factory standards, the component maintains the correct geometry and works seamlessly with the window lifting mechanism and door fittings.

Benefits of using an original Ford seal

Using an original window seal in the Ford Kuga Mk3 allows for maintaining the structural integrity of the entire door panel. In practice, this means:

• a secure fit to the shape of the door frame and glass,
• no need for modifications or adjustments to the component,
• preservation of the factory contact line between the glass and the seal,
• better compatibility with existing door fittings and upholstery. Using an original component is a solution that combines reasonable cost with the preservation of proper performance parameters. In many cases, this effectively eliminates issues with noise, leaks, or glass vibrations without the need to invest in expensive replacements.

Vehicle placement and installation aspects

The seal is intended for installation in the front left door area, which facilitates the identification of the correct installation point. A properly selected component for this body zone:

• ensures proper adhesion to the door frame and glass,
• minimizes the risk of play and rattling while driving,
• allows for the correct operation of the window lifting mechanism. During installation, it is recommended to thoroughly clean the contact surfaces and check the condition of the window guides and other door components to fully utilize the sealing properties of the product.

Practical application and selection of the appropriate component

This window seal will prove particularly useful in situations where symptoms appear in the vehicle such as increased wind noise from the front left door, traces of water around the window frame, or noticeable play during the operation of the lifting mechanism. Replacing it with an original component from the Window seals and trims group allows for restoring proper operating conditions without interfering with other sub-assemblies. Before purchasing, it is worth verifying the compatibility of the part with the specific equipment version and vehicle year, using the vehicle's identification data and information about the placement on the vehicle. This makes the installation process smoother and ensures the end result is predictable and durable. If you are planning a comprehensive repair or upgrade of the door glazing area in your Ford and need other elements from the same group, such as additional guide seals, trim strips, or window frame seals, check the available parts in the Ford window seals and trims category. When working on body sealing and driving comfort, it is also worth paying attention to the condition of other system components, such as power supply elements or engine accessories – practical tips on the safe selection of used sub-assemblies can be found in the article Fuel dosing problems: what to look for when buying a used injection pump and fuel rails?.