BMW Z4 Series E85 Door Hinge Bottom Lower Right O/S Sterlingrau Silver 7051748

BMW Z4 Series E85 Door Hinge Bottom Lower Right O/S Sterlingrau Silver is an original body component designed for the right side of the vehicle. It ensures stable door operation, proper geometry, and secure support during opening and closing. Thanks to its factory origin from BMW, the hinge maintains correct fitment to the door structure and pillar, which facilitates installation and adjustment.

Specifications and technical data

• SKU: 7177258-STR
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7051748
• Substitutable numbers: 41517177258, 7177258, 41517064772, 7064772, 7051748
• Location on the vehicle: Right
• Color: Silver
• Category: Other Interior Parts & Accessories

Purpose and function in the BMW Z4 E85 body

The presented hinge is dedicated to the right side of the BMW Z4 E85 series body, where it is responsible for the lower door mounting. Its task is to transfer loads resulting from the weight of the door and daily use, while maintaining the correct axis of rotation. A properly selected lower hinge reduces door sagging, minimizes stress on the door skin, and facilitates precise closing.

The placement on the right side of the vehicle allows for direct identification during installation and eliminates the risk of confusion between the driver and passenger sides. This is particularly important in bodywork and mechanical repairs, where compliance with the factory body geometry is essential.

Sterlingrau Silver color and visual aspects

The hinge is finished in the Sterlingrau Silver shade, which corresponds to the factory paint used on the BMW body. As a result, the component harmoniously blends into the body line, and after proper installation and adjustment, it does not require additional color matching in visible areas.

The silver finish also makes it easier to assess any signs of wear or corrosion during installation and service, which is important for restoration work and technical condition checks of the hinge area.

Characteristics of the used component

The item comes from dismantling, which means it is a used part with preserved structural functionality. Such components are often chosen for accident repairs and body maintenance because they allow for maintaining the original vehicle specification at a reasonable cost. The hinge may show typical signs of use, however, its task remains to ensure stable door guidance and the ability to adjust clearances.

Choosing an original used hinge is particularly beneficial where maintaining factory mounting points, proper rigidity, and compatibility with standard bolts and adjustment elements is essential.

Installation tips and service application

It is recommended to install the lower right door hinge in the BMW Z4 E85 after verifying the condition of the pillar and door, while following the manufacturer's procedures regarding the adjustment of gaps and the position of the door leaf. During installation, it is worth:

• checking the condition of the upper hinge and mounting points,
• aligning the door with the body axis while maintaining even gaps,
• checking the smoothness of the hinge operation over the full range of opening,
• verifying the closing and sealing fit after adjustment is complete.

This approach allows for restoring proper door operation after body repairs or replacement of body components, and also reduces wear on the lock and seals.

Expanding knowledge and selecting other components

If you are planning a comprehensive repair or modernization of the body area in your BMW and need other elements from the same group, such as hinges, mounts, or additional brackets, check the available parts in the Other BMW category.

For projects related to retrofitting or upgrading premium cars, it is worth knowing the structural differences between standard and sports versions – a good starting point would be the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how manufacturers differentiate mechanical and body components.

If you are considering a wider retrofit or upgrading your car using dismantled parts, the guide Retrofitting in VAG and BMW group cars: How to affordably upgrade your car using used parts from higher versions?, which describes a practical approach to selecting and installing used components, may also be helpful.