BMW Mini Cooper One R55 R56 R57 Inner Right Window Channel Cover Seal Gasket O/S

MINI R56 R57 Right Door Window Seal Strip is a precisely fitted body part from the Doors and Door Panels group, designed for installation on the right side of the vehicle. It ensures a watertight seal for the window in the door, reduces wind noise, and protects the interior from water and dirt, contributing to the comfortable daily use of your MINI.

Specifications and technical data

• SKU: 7146090
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7146090
• Substitutable numbers: 51337146090, 7146090, 35006876794, 6876794, 35006860644, 6860644
• Location on the vehicle: Right
• Category: Doors & Door Skins

Function and Application of the Window Seal Strip

The described seal strip acts as a guide and sealing element for the window in the right-hand door, working in conjunction with the window regulator mechanism and the door frame structure. Its correct fit minimizes window vibrations, reduces wind noise at higher speeds, and limits the risk of moisture ingress into the door interior.

Thanks to its proper profile and geometry, the seal strip stabilizes the window edge during opening and closing, contributing to the smooth operation of the regulator and reducing mechanical stress on other door components. This is particularly important for vehicles used daily, where frequent window opening cycles can accelerate wear on improperly fitted replacements.

Compatibility and Fit for MINI

The seal strip has been designed with the MINI door structure in mind, maintaining the factory body line and the characteristic window frame geometry. Its specified placement on the right side of the vehicle allows for unambiguous assignment to the correct door, simplifying part selection for bodywork repairs or post-collision replacements.

As a component from the Doors and Door Panels group, the seal strip works with the door skin, window, guides, and hardware, ensuring the integrity of the entire system. Proper alignment minimizes the need for additional adjustments and helps maintain the original acoustic and functional parameters of the MINI body.

Product Characteristics and Condition

The presented window seal strip is a used part, meaning it comes from a dismantled vehicle and may show signs of wear typical for such components. However, it retains the functionality necessary for continued use as a sealing and guiding element for the door window.

For the user, this offers the opportunity to use an original component as a cost-effective alternative to new parts, while ensuring a proper fit with the MINI door structure. This solution is often chosen for accident repairs, restorations, and for restoring full body sealing after years of use.

Benefits of Using an Original Window Seal Strip

• Stable Window Guidance – reduces play and vibration of the window edge during driving and when the window regulator operates.
• Improved Acoustic Comfort – reduces wind noise around the door on the passenger or driver's side, depending on vehicle configuration.
• Moisture Protection – reduces the risk of water entering the door and cabin, contributing to the longevity of interior components.
• Better Body Fit – maintains the factory seal line between the window and the door frame, without requiring structural modifications.

Expanding Door Area Modernization in MINI

If you are planning a comprehensive repair or modernization of the door area in your MINI and need other parts from the same group, such as skins, reinforcements, or additional trim, check the available parts in the Mini Doors and Door Panels category.

If you are considering further modifications to your car and want to better understand the potential of this brand's models, an article describing the characteristics of the John Cooper Works versions and the possibilities of using used components might be helpful – you can find it here: MINI John Cooper Works – What Sets It Apart and How to Enhance Your MINI?.