BMW 3 Series E36 Rear Seat Right Lower Belt Buckle O/S 8135348

BMW 3 Series E36 Rear Seat Right Lower Belt Buckle O/S is an original mounting component designed for the factory safety system in the rear seat. Thanks to its precise fit to the E36 structure, it ensures proper operation with the rear right seat belt and maintains factory mounting points. It is a practical solution for post-accident repairs, replacing worn-out components, or completing the interior.

Specifications and technical data

• SKU: 8135348
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8135348
• Substitutable numbers: 8135348, 72118135348, 72118122222, 8122222
• Location on the vehicle: Rear, Right
• Category: Seat Belts & Parts

Purpose and function in the safety system

The described belt buckle is a component from the Seat belts and parts category, mounted in the rear part of the cabin on the right side. It is responsible for securely fastening the belt buckle, keeping it stable in the intended position, and correctly transferring loads in the event of sudden braking or a collision. The vehicle placement in the rear zone, on the right side, allows for easy identification of the correct mounting point during service.

Compatibility and fit for BMW 3 E36

The component was designed specifically for the 3 Series E36, which means it maintains the factory geometry, length, and angle relative to the seat. As a result:

• the position of the buckle relative to the seat and passenger remains consistent with the manufacturer's specifications,
• there is no need to modify mounting holes or the seat structure,
• compatibility with standard rear seat belts is maintained.

The original BMW origin helps maintain the integrity of the entire safety system and facilitates future diagnostics.

Characteristics of the used component

The belt buckle comes from dismantling, which allows for economical repair while maintaining the manufacturer's original specifications. A used OEM component is often preferred for older models, such as the E36, because it:

• maintains structural compliance with factory equipment,
• facilitates installation without additional adapters,
• allows for maintaining the consistent character of the vehicle's interior.

Before installation, a standard check of the locking mechanism and the condition of the mounting is recommended to ensure full functionality in daily use.

Safety, installation, and service application

The lower rear right belt buckle works in direct connection with the seat belt and the seat structure. Replacing this component is recommended, among other things, after:

• a collision in which the belt was subjected to heavy load,
• detecting play in the mounting or problems with the buckle lock,
• mechanical damage to the housing or belt guide.

Professional installation at the appropriate mounting point restores the proper operation of the safety system on the rear seat and maintains compliance with BMW's factory standards.

Expanding knowledge and selecting BMW parts

To better understand the differences between standard components and high-performance parts in the BMW brand, it is worth checking out the guide material describing the body, interior, suspension, brakes, and drivetrain – especially in the context of used parts. Practical tips can be found in the article BMW M Performance: what is the difference between BMW M components and standard ones?.

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