BMW 3 E93 Cabrio Sport Front Seat Backrest Width Adjustment Motor Unit 9113361

BMW E93 Convertible Seat Backrest Width Adjustment Motor Front is a precise seat adjustment system component, designed for installation in the front seats of this model. It is responsible for smooth adjustment of the backrest width, which translates to better lateral support and increased driving comfort. Thanks to the factory BMW design, this motor ensures consistent operation with the original electrical system and proper cooperation with the seat mechanism.

Specifications and technical data

• SKU: 9113361-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9113361
• Substitutable numbers: 52109113361, 9113361
• Location on the vehicle: Front
• Category: Seats and Sofas

Purpose and Function in the Seat System

The backrest width adjustment motor operates within the front seat, controlling the mechanism that moves the side parts of the backrest closer together or further apart. This allows the driver or passenger to adjust the backrest shape to their physique, improving body stabilization during driving and reducing fatigue on longer journeys. In the BMW E93 convertible, this is particularly important, as proper lateral support enhances the feeling of control over the vehicle during dynamic driving.

Compatibility and Integration with BMW

The component has been specifically designed for BMW seat systems, ensuring correct mounting points and compatibility with the factory electrical controls. This means that after proper installation, the motor will work with the existing seat adjustment buttons and does not require additional wiring modifications. This type of solution is particularly beneficial for repairs where maintaining the original interior functionality is a priority.

Performance Characteristics and Application Benefits

Using a dedicated backrest width adjustment motor in the front seat of a BMW E93 Convertible allows for the restoration of full adjustment functionality when the existing actuator has become worn or damaged. Key benefits include:

• restoration of smooth operation of the backrest narrowing and widening mechanism,
• maintenance of seat ergonomics in line with the manufacturer's design,
• no need for modifications to the seat structure or electrical system,
• consistent operation with other seat adjustment functions.

Therefore, replacing a damaged actuator with an original motor from the Seats and Benches group is a technically safe and predictable solution in terms of the final outcome.

Component Condition and Installation Aspects

The motor is a used part from a dismantled vehicle, allowing for an economical repair of the seat adjustment system while maintaining the original BMW specifications. Before installation, standard verification of the seat's electrical system and the guide mechanism is recommended to ensure proper cooperation of all components. Its placement in the front of the cabin facilitates service access, and the design intended for a specific model reduces fitting time.

BMW Interior Expansion and Tuning

Replacing or repairing the backrest adjustment actuator often accompanies broader seat work, such as upholstery replacement, installation of seats with a different profile, or interior equipment upgrades. If you plan to improve the ergonomics and appearance of your cabin, it is worth familiarizing yourself with the practical tips described in the article Car Interior Tuning with Global Parts, which discusses, among other things, the use of used seats and steering wheels as a way to functionally refresh the interior.

Related BMW Seat Components

If you are planning a comprehensive repair or upgrade of the front seating area in your BMW and need other components from the same group, such as seat frames, adjustment mechanisms, or backrest sub-assemblies, check the available parts in the BMW Seats and Benches category.