Seat Ibiza Mk5 5Dr Door Window Inner Seal Gasket Rear Left N/S 6F0839471C

Seat Ibiza Mk5 5Dr Door Window Inner Seal Gasket Rear Left N/S is a precisely fitted body component designed for the rear left door of the five-door Ibiza. Thanks to its factory-spec geometry, it ensures a tight seal against the window, which translates into stable protection against water, noise, and wind gusts. It is a practical solution for users who want to restore proper window operation and acoustic comfort inside the vehicle.

Specifications and technical data

• SKU: 6F0839471C
• Mark: Seat
• Condition: Used
• OEM Part Number: 6F0839471C
• Substitutable numbers: 6F0839471C, 6F0 839 471 C
• Location on the vehicle: Rear, Left
• Category: Window Seals, Gaskets & Trims

Purpose and function of the seal

The described inner seal is a guiding and sealing component for the window in the rear left door. It is responsible for:

• limiting the ingress of water and moisture into the door interior,
• reducing wind noise at higher speeds,
• stable window guidance in the track, which promotes smooth operation of the lifting mechanism,
• protecting the window edge against excessive vibrations and micro-damage.

Thanks to its proper profile, the seal works in harmony with the factory window lifting mechanism, supporting its trouble-free and quiet operation.

Construction and fitment for Seat Ibiza Mk5 5Dr

The seal has been designed specifically for the fifth-generation five-door Ibiza, taking into account the characteristic construction of the rear body section. Its precise profiling allows for:

• an exact fit to the edge of the rear left door frame,
• proper adhesion to the window surface along its entire length,
• maintaining factory gaps between the window and the door panel.

Such fitment reduces the risk of rattling, resonance, and unwanted play, which is particularly important in the daily operation of a city car like the Ibiza.

Benefits of using an original seal

Using an original inner window seal in the rear left door provides a number of practical benefits:

• Body compatibility – maintaining factory mounting points and door geometry.
• Better protection of the door interior against moisture, which promotes the durability of the window lifting mechanism and electrical wiring.
• Improvement of acoustic comfort in the rear part of the passenger cabin.
• Aesthetic finish of the window edge from the vehicle interior.

This solution is especially recommended when replacing a damaged, perished, or deformed seal, especially when noise, leaks, or problems with smooth window closing occur.

Characteristics of the used component

The item comes from dismantling, which allows for maintaining compliance with factory specifications and door construction. A used seal is a good choice for drivers who are looking for an economical solution while wanting to maintain the original fit and window operation characteristics. This type of component will work well both for routine repairs and for restoring the completeness of door equipment after a collision or window replacement.

Related components and additional information

If you are planning a comprehensive repair or upgrade of the side glazing area in your Seat and need other elements from the same group, such as inner window seals, outer window trims, or additional sealing profiles, check the available parts in the Seat window seals and trims category.

If you are interested in a broader approach to improving the vehicle's performance and want to learn practical tips regarding vehicle modification using dismantled components, it is worth checking out the guide How to increase engine power: a practical guide to engine tuning with used parts, which shows how to consciously plan modernization work.