BMW E90 E91 LCI Rear Left Entrance Door Sill Trim Cover N/S 7172297

BMW E90 E91 LCI Rear Left Entrance Door Sill Trim Cover is an original body component from the Door seals group, designed for installation in the rear left section of the vehicle. It provides an aesthetic finish to the sill area and additional protection for the body edge against mechanical damage and dirt. It is a practical solution for users who want to maintain a consistent look for the side of the bodywork and proper sealing in the rear door area.

Specifications and technical data

• SKU: 7172297
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7172297
• Location on the vehicle: Rear, Left
• Category: Door Seals

Purpose and function of the component

The rear left door sill trim cover for BMW 3 Series E90/E91 models is responsible for protecting the lower edge of the cabin entrance and for stable guidance of the seal in the door area. Its placement on the rear left side of the vehicle allows for precise alignment with the factory body profile, which reduces the risk of looseness, squeaking, or unwanted vibrations while driving.

The component from this group performs several key tasks:

• stabilizes the sill line and door edge in the rear part of the body,
• helps maintain proper adhesion of the seals,
• limits the ingress of contaminants into the sill area,
• improves the visual consistency of the side of the bodywork.

Advantages of using an original BMW trim

Using an original BMW rear left sill trim ensures proper fitment to the body geometry and compatibility with factory mounts. As a result, installation is straightforward, without the need for modifications or adjustments to the shape of the component. This is particularly important in the sill area, where improper fitment can lead to leaks or accelerated corrosion.

The main benefits include:

• factory fit to the body lines – compliance with the original sill geometry,
• compatibility with factory brackets and mounting clips,
• maintaining a consistent look for the side of the vehicle,
• easier inspection of the sill and seal condition during service.

Characteristics of the used component

The presented trim belongs to the group of used parts, which means it comes from vehicle dismantling. Such components are often chosen for body repairs when the goal is to maintain the manufacturer's original specifications while optimizing costs. A used body component allows for restoring the factory look of the sill area without having to resort to aftermarket replacements with uncertain fitment.

In practice, this translates into:

• preserving the original line of the sills and doors,
• the possibility of an aesthetic replacement of a damaged or worn trim,
• favorable price-to-quality ratio compared to new components.

Compatibility and installation in the rear left sill area

The placement of the component in the rear left part of the vehicle requires maintaining the correct orientation during installation so that the trim works properly with the door seals and other sill covers. Proper seating in the mounting points reduces the risk of looseness, which could result in noise or accelerated wear of the seals. Replacement is usually performed as part of body and paint work or during interior renovation in the sill area.

Why choose original used OEM components

In the case of body components such as sill trims and door seals, choosing original parts from dismantling is often a technically sound solution. Material, shape, and mounting compatibility with the factory BMW specification are maintained, which facilitates service and subsequent operation. If you want to better understand why original second-hand components are a safe and economical choice, it is worth reading the article: Quality assurance and OEM safety – why used original car parts are the best choice for your car?.

Expanding work in the BMW sill area

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 trims, check the available parts in the BMW door seals category.