BMW 3 Series E46 Rear Seat Upper Belt Seatbelt Left Right N/O/S Black 8201031

BMW 3 Series E46 Rear Seat Upper Belt Seatbelt Left Right N/O/S Black is an original component from the Seat belts and parts group, designed for installation in the rear section of the vehicle body. It allows for the restoration of full functionality of the rear passenger restraint system, ensuring consistency with the factory BMW design. The black color facilitates aesthetic matching with most upholstery used in this model.

Specifications and technical data

• SKU: 8201031
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8201031
• Substitutable numbers: 72118201031, 8201031, 72117138683, 7138683, EM
• Location on the vehicle: Rear, Right, Left
• Color: Black
• Category: Seat Belts & Parts

Purpose and function in the vehicle

The presented upper seatbelt is dedicated to the rear cabin of the BMW E46 and can be used on both the left and right sides. This component is responsible for the stable guidance of the belt webbing in the upper pillar area and for proper positioning relative to the seat and the passenger's silhouette. Thanks to this, the passive safety system maintains proper geometry during daily use and in emergency situations.

The placement on the vehicle covers the rear interior, which allows for the use of the same type of component on both sides of the seat. This solution facilitates service and reduces the risk of selecting an incorrect variant.

Construction, color scheme, and interior integration

The belt is made in a universal black color, which promotes consistent integration with the factory BMW interior finish. The black webbing and guide elements blend well with both dark and lighter upholstery, maintaining a neutral, factory look. The design provided by the manufacturer ensures proper belt guidance and cooperation with lower mounting points and buckles.

The original BMW origin means that the mounting geometry, operating angle, and adjustment range have been designed for the specific E46 body architecture. This ensures proper fitment with the pillar trim, upholstery, and other elements of the safety system.

Performance characteristics and advantages of use

Replacing the upper seatbelt in the rear of the BMW E46 is particularly important after a collision, mechanical damage, or operational wear. Using an original element from the same group allows you to:

• maintain proper belt guidance relative to the backrest and seat,
• preserve factory mounting points and adjustment range,
• reduce the risk of improper operation of the passive safety system.

Compatibility with the factory mounting system facilitates installation and allows for the use of existing infrastructure in the vehicle, without the need for body structure modifications. This is the preferred solution in professional workshops and for post-accident repairs, where compliance with the manufacturer's technical documentation is essential.

Condition, origin, and service application

The element comes from the BMW range and is classified in the Seat belts and parts group, which confirms its purpose for the passenger restraint system. As a N/O/S (New Old Stock) part, it represents an economical solution while maintaining the original installation specification. This type of component is often chosen for:

• post-accident repairs of the rear cabin,
• interior restoration while maintaining the factory character,
• restoring full functionality of seatbelts after mechanical damage.

By maintaining the original design, it is possible to recreate the initial level of safety in the rear of the vehicle, without compromises in terms of fit or ergonomics.

Safety system expansion and additional materials

If you are planning a comprehensive repair or upgrade of the rear passenger safety zone in your BMW and need other elements from the same group, such as additional belts, tensioners, or mounts, check the available parts in the BMW Seat belts and parts category.

When working on vehicle safety and lighting, it is also worth checking out educational materials. In the context of selecting original lighting components and equipment, the article See more and better – a complete guide to selecting and replacing used LED and Xenon headlights may be useful, which discusses practical aspects of choosing used OEM parts for BMW and other models.