BMW X5 Series E53 Left Engine Hood Hinge Bonnet N/S Black Sapphire 475 8402173

BMW X5 Series E53 Left Engine Hood Hinge Bonnet N/S Black Sapphire is an original body component designed for precise guidance and stable support of the engine hood. Thanks to its factory geometry and perfect fit for the X5 E53 model, it ensures reliable opening and secure closing of the hood, while maintaining the correct body lines and the aesthetics of the Black Sapphire Metallic paint.

Specifications and technical data

• SKU: 8402173-BS
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8402173
• Substitutable numbers: 41617006123, 7006123, 41618402173, 8402173, EM
• Location on the vehicle: Left
• Color: Black Sapphire Metallic - 475
• Category: Bonnet Panels

Purpose and function of the component

The presented hinge operates on the left side of the engine bay, responsible for guiding the hood during opening and closing. Its construction has been designed to withstand the loads occurring in a large SUV, which translates into stable support of the hood along its axis and the reduction of unwanted play. The properly selected operating characteristics of the hinge support the correct alignment of the hood with the fenders, radiator grille, and headlights.

The component belongs to the Hoods group, i.e., components that directly affect the protection of the engine bay from external factors and the visual consistency of the front part of the body. A properly selected hinge minimizes the risk of the hood becoming misaligned, edges rubbing against adjacent panels, and accelerated paint wear.

Color and visual fit

The hinge is factory-finished in the Black Sapphire Metallic – 475 shade, which facilitates integration with a body of the same color and reduces the need for additional painting work in areas visible after opening the hood. The metallic paint coating is matched to BMW standards, ensuring visual consistency with other body components.

Such a finish is particularly beneficial for post-accident repairs and when replacing individual components within the front body area, where both correct geometry and the aesthetics of details visible after lifting the engine hood are important.

Installation characteristics

The hinge has been designed as a component dedicated to the BMW X5 E53 series, which means it retains factory mounting points and is compatible with the original engine hood. As a result, installation is straightforward, without the need for body modifications or the use of makeshift solutions.

The used nature of the part allows for economical repair while maintaining the original manufacturer's specifications. In practice, this translates into:

• maintaining the factory hood opening geometry,
• proper guidance of the hood throughout its entire range of motion,
• the ability to adjust the hood position within the limits provided by the manufacturer.

Benefits of using an original hinge

Using an original left hood hinge for the BMW X5 E53 allows for maintaining the structural integrity of the front body and reducing the risk of issues with closing the hood. Compared to aftermarket replacements, the factory component provides a better fit to the shape of the hood, which is important for both operational safety and the comfort of daily vehicle use.

This solution is particularly recommended for post-collision repairs, replacing corroded or mechanically damaged hinges, and for body restoration, where maintaining the original body lines and correct panel gap alignment is crucial.

Expanding the scope of repairs – related components

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as complete hoods, reinforcements, or additional supports, check out the available parts in the BMW Hoods category.

For users interested in deepening their knowledge regarding diagnostics and component selection based on OEM numbers, as well as the principles of proper vehicle component maintenance, an article describing the construction and servicing of the fuel system may be helpful – you can find it here: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.