BMW E91 Parcel Shelf Actuator Compartment Rear Left N/S Motor Boot 8972002399

The BMW E91 Left Roller Blind Motor is an original component of the trunk cover mechanism, designed for installation on the left side of the rear body. Thanks to its factory design, it ensures proper operation of the trunk roller blind, stable material guidance, and secure closing. This solution allows you to restore the functionality and aesthetics of the cargo space in the BMW 3 Series E91.

Specifications and technical data

• SKU: 8972002399
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8972002399
• Substitutable numbers: 8972002399, KD
• Location on the vehicle: Rear, Left
• Category: Parcel Shelves

Purpose and Function in BMW E91

The left roller blind motor is responsible for driving and controlling the movement of the trunk cover at the rear of the vehicle. Its placement on the left rear side allows for precise mechanism guidance, which translates to:

• smooth unrolling and rolling of the trunk roller blind,
• stable holding of the cover in the set position,
• protection of the transported cargo from external view,
• preservation of factory ergonomics for using the luggage compartment.

Being tailored to the specific generation of the BMW 3 Series Touring, this component works with the original shelf and roller blind construction, without requiring modifications.

Construction and Fit for Touring Body

The roller blind motor has been designed with the touring body type in mind, where the luggage space is intensively used. Its placement in the rear left part of the vehicle allows for optimal routing of the mechanism relative to the roller blind guides and side trim. This solution:

• facilitates servicing and potential disassembly if needed,
• ensures compatibility with factory mountings,
• minimizes the risk of collision with other luggage compartment equipment.

Proper integration with the interior structure helps maintain a cohesive appearance and comfortable use of the cargo space.

Characteristics of a Used Component

The offered roller blind motor is a used part, meaning it is an original BMW component with preserved factory geometry and mounting method. A used element of this type is a good solution when you want to:

• maintain compatibility with the original trunk roller blind system,
• avoid fitting issues characteristic of aftermarket parts,
• ensure consistent operation with other interior equipment.

This allows you to restore the functionality of the trunk cover mechanism without altering the vehicle's structure.

Benefits of Using an Original Roller Blind Motor

Using a dedicated roller blind motor in the BMW E91 translates into specific, practical benefits:

• Factory Fit – the component works with the original trunk roller blind and shelf, maintaining the manufacturer's intended operation.
• Stable Mechanism Operation – correct placement in the rear left part of the vehicle reduces stress and uneven wear of the roller blind.
• Comfort of Daily Use – a functional roller blind drive facilitates quick covering and uncovering of the trunk, which is particularly important for frequent loading.

This solution allows you to maintain the luggage compartment's functionality at the level intended by the vehicle manufacturer.

If you are planning a comprehensive repair or modernization of the luggage area in your BMW and need other elements from the same group, such as guides, mountings, or complete covers, check the available parts in the BMW Trunk Shelves and Roller Blinds category.

To better assess when it's worth choosing an original used part over a new aftermarket one, read the practical tips in the article 5 Reasons Why a Used OEM Part is a Better Choice Than an Aftermarket Replacement.