BMW X5 E53 Aluminium Side Step Foot Plate Running Board Left N/S 8403077

Visual condition of the part

The product shows signs of use visible in the photos.

BMW X5 E53 Aluminium Side Step Foot Plate Running Board Left N/S is an original body component from the Side steps category, designed for installation on the left side of the vehicle. The aluminium construction provides solid protection for the door sill against mechanical damage and offers an aesthetic finish to the lower part of the bodywork. It is a practical solution for users who want to maintain a consistent body appearance and proper protection of the door sill area in their BMW X5 E53.

Specifications and technical data

• SKU: 8403077-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8403077
• Substitutable numbers: 51718403077, 8403077, 51710392735, 0392735
• Location on the vehicle: Left
• Category: Running Boards & Side Bars

Purpose and function of the side step

The presented aluminium side step has been designed specifically for the BMW X5 E53 model for installation on the left side of the vehicle. It is responsible for protecting the outer edge of the door sill against typical operational damage, such as scuffs from footwear, minor impacts, or dirt accumulated during entry and exit. At the same time, it serves as a finishing element that streamlines the body line and emphasizes the characteristic profile of the BMW SUV.

Aluminium construction and performance properties

The aluminium construction of the side step provides a favorable strength-to-weight ratio, which is important in vehicles of the BMW X5 E53 class. This material withstands daily use well, and when properly installed, it stabilizes the edge of the door sill and reduces the risk of corrosion in this critical area of the body. Thanks to its factory profile, the step fits the shape of the door sill, which facilitates installation and allows for visual consistency with other body components.

Selection and compatibility with BMW X5 E53

The step has been developed as a part dedicated to the BMW X5 E53, which means that its geometry, mounting points, and edge shape are adapted to the factory design solutions of this model. As a result, after proper installation, the gaps and parting lines remain consistent with the original body design. The product has an assigned OEM part number and interchangeable numbers, which facilitates verification of compatibility with a specific equipment version and vehicle model year.

Condition of the component and service application

The offered side step is a used component, making it an attractive service solution for users looking for original parts at a reasonable price. This type of part is suitable both for post-accident repairs and for replacing worn or damaged steps in a daily-driven BMW X5 E53. Maintaining the original body structure helps to preserve the proper rigidity of the door sills and the aesthetics of the side of the vehicle.

Support in part selection and additional information

If you are considering a choice between new and used parts and want to better understand the differences in costs, durability, and availability, our guide article may be helpful: Car parts – new or used? We compare costs, quality, and durability. You will find practical tips there that will make it easier to make an informed decision when planning repairs or upgrades for your BMW.

If you are planning a comprehensive repair or upgrade of the door sill area in your BMW and need other components from the same group, such as covers, overlays, or additional strips, check the available parts in the BMW side steps category.