BMW 3 X5 Series 1 E46 E53 Front Right Seat Backrest Adjustment Actuator 8251618

BMW 3 X5 Series 1 E46 E53 Front Right Seat Backrest Adjustment Actuator is an original seat mechanism component designed for precise adjustment of the backrest position. Thanks to its factory-fit design for BMW 3 Series and X5 models, it ensures consistent operation with other seat components and maintains the ergonomics intended by the manufacturer. It is a practical solution for repairing the driver or front passenger seat adjustment system on the right side.

Specifications and technical data

• SKU: 8251618-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8251618
• Substitutable numbers: 52108251618, 8251618, EM
• Location on the vehicle: Front, Right
• Category: Additional Seat Parts

Purpose and function of the backrest adjustment actuator

The presented actuator is responsible for adjusting the tilt angle of the front right seat backrest, which directly affects driving comfort and safety. The component works with the seat structure in BMW vehicles, allowing for smooth changes in backrest position within the range specified for the given model.

The placement on the vehicle is the front right side, meaning the part is dedicated to the seat located in this area of the cabin. As a result, the mechanism maintains proper operating geometry and does not require structural modifications.

Compatibility with BMW 3 Series E46 and X5 E53

The actuator has been designed for seats used in the BMW 3 Series E46 and BMW X5 E53, which guarantees compatibility with factory mounting points and the backrest adjustment system in these models. Proper fitment to the seat structure allows for the preservation of the original interior ergonomics and correct back support for the user.

As an item from the Other seat parts category, the actuator can be used both for repairing a single seat and during more extensive service work related to the vehicle's seating system.

Technical characteristics and installation

The backrest adjustment actuator is a part intended for operation in the front right seat, which determines its geometry and how it interacts with other parts of the mechanism. The design provided by BMW allows for installation in place of the factory component, while maintaining the correct direction of operation and range of motion.

The element comes from the group of original BMW solutions, which helps maintain consistency with other seat components. This facilitates service installation and subsequent operation without the need for adaptation or modification of the seat's installation.

Part condition and service application

The offered actuator is a used part, making it a reasonable choice for maintenance repairs when the priority is to preserve the original seat structure while optimizing costs. Such components are particularly useful when restoring the functionality of the backrest adjustment mechanism after a failure or wear of the factory component.

Replacing the actuator allows for the recovery of full backrest adjustment functionality, which translates into driver and passenger comfort and the ability to properly adjust the seating position to the user's physique.

If you are planning a comprehensive repair or upgrade of the seating area in your BMW and need other elements from the same group, such as seat rails, adjustment mechanisms, or additional structural components, check the available parts in the Other BMW seat parts category.

Expert support and selection of used components

When selecting used components for the vehicle interior, it is worth paying attention to the quality and origin of the parts to maintain consistency with original BMW solutions. Helpful guides on using dismantled parts for body and cabin equipment repairs may be useful – you can find more on this topic in the article Replacing body parts with used ones – can dismantled body parts look like new?.

If you are interested in a broader context of using original used parts in BMW cars, selection procedures based on manufacturer markings, and practical service tips, it is also worth reading the entry BMW – sports performance and precision. How do original used parts extend the life of a Bavarian icon?.