Description
BMW F20 Entrance Trim Strip Cover Panel Black Rear Right O/S is an original trim component for the door sill area, designed for installation on the rear right side of the vehicle body. This black, discreet trim strip effectively protects the sill against mechanical damage while maintaining the factory character of the BMW interior. It is a practical solution for users who want to restore the vehicle’s original finish in a consistent, aesthetic, and functional manner.
Specifications and technical data
- SKU: 7221920
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 51437221920
- Substitutable numbers: 51437221920, 7221920, 51477272616, 7272616
- Location on the vehicle: Rear, Right
- Color: Black
- Category: Trim
Purpose and function of the component
The described door sill trim is dedicated to the rear right side of the BMW F20 series body. Its purpose is to protect the painted part of the sill from scratches, scuffs, and dirt caused by passengers entering and exiting the vehicle. Thanks to its precise fit to the body shape, the component adheres firmly to the surface, which reduces the risk of looseness, rattling, or unwanted vibrations during operation.
The black color of the trim blends well with factory upholstery and interior plastics, allowing for a consistent, toned-down interior look. This is particularly important for post-accident repairs, sill restoration, or returning the car to its original specification.
Construction, color, and fitment
The trim has been designed as a component mounted in the rear part of the sill area on the right side, taking into account the factory mounting points in the BMW F20. Its properly contoured geometry facilitates installation and ensures correct adhesion to the bodywork and adjacent trim elements.
The black surface of the trim is visually neutral and effectively masks typical signs of wear, which is significant in daily use. At the same time, the orderly appearance of the sills characteristic of BMW is maintained, without accidental color transitions or differences in material texture.
Performance and installation characteristics
As a component from the Cladding, trim strips, and decorations group, the door sill trim combines protective and aesthetic functions. When properly installed, it:
- protects the sill edge from mechanical damage during entry and exit,
- limits the accumulation of dirt in hard-to-reach areas,
- helps maintain a consistent look of the side interior,
- facilitates potential future service work within the sills and upholstery.
The component is intended for installation in a specific location on the body, so it is worth verifying the compatibility of the side and placement with your BMW F20 before purchasing. A correctly selected trim allows for avoiding modifications and ensures installation in accordance with the manufacturer’s specifications.
Condition and use in BMW restoration
The door sill trim is offered as a used part, making it an attractive solution for budget repairs, restorations, and returning the car to its original appearance after mechanical damage. In many cases, using an original used component allows for better fitment and a more natural visual effect than universal aftermarket replacements.
This approach is particularly valued by owners of cars from model years gaining youngtimer status, where preserving the factory finish line and compliance with the original specification is paramount.
Expanding your BMW sill area upgrade
If you are planning a comprehensive repair or upgrade of the sill area in your BMW and need other elements from the same group, such as covers, overlays, or additional trim strips, check out the available parts in the BMW Cladding, trim strips, and decorations category.
If you are interested in a broader approach to refreshing older models and want to better utilize the potential of used trim and body components, it is worth reading our guide: The second life of a youngtimer – how used car parts rejuvenate cars from the 1998–2012 model years.
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