The BMW 3 Series E36 Lower Seat Belt with Left Pretensioner is an original safety system component, designed for installation on the left side of the seat or driver's seat (depending on the body version). This is a functional solution for users who want to restore the full functionality of the factory safety system in their BMW E36.
Specifications and technical data
- SKU: 8221013
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 8221013
- Substitutable numbers: 72118221013, 8221013, 72119071870, 9071870, 8221011, EM
- Location on the vehicle: Left
- Category: Seat Belts & Parts
Purpose and Function in the Safety System
The lower seat belt with pretensioner is responsible for securely attaching the belt to the seat structure on the left side. The integrated seat belt pretensioner works with the vehicle's safety system, ensuring the belt is properly tensioned at a critical moment, which helps to limit body movement during a collision.
This component is essential for maintaining:
- correct belt routing geometry relative to the seat and body,
- consistent operation of the airbag and pretensioner system,
- secure user restraint in the seat during sudden braking.
Compatibility with BMW 3 Series E36
The presented BMW E36 lower seat belt with left pretensioner has been specifically designed for this generation of the 3 Series. This means a factory fit for the seat structure, mounting points, and vehicle installation, without the need for modifications or adaptations.
By adhering to the original specifications:
- mounting holes and angle of adjustment are consistent with factory mounting points,
- the length and shape of the component are adapted to the BMW E36 interior,
- integration with the factory safety system proceeds according to the manufacturer's design.
Construction and Installation Characteristics
The lower seat belt with pretensioner is installed on the left side, which is important for both user ergonomics and the correct operation of the system. The design anticipates cooperation with the factory seat and other components of the seat belt system.
Key design advantages include:
- factory fit for the left-side seat,
- pretensioner operating geometry designed by BMW,
- possibility of installation in place of the original component without altering the body structure.
Installation by an experienced professional in safety systems, following the vehicle manufacturer's procedures, is recommended.
Condition and Benefits of Choosing a Used Part
The offered BMW lower seat belt with pretensioner is a used part from a dismantled vehicle. This type of solution allows for maintaining the original BMW specifications while reducing costs compared to new components.
Choosing an original used part offers:
- preservation of factory build quality characteristic of the BMW brand,
- guaranteed fit for the specific model with no risk of incompatibility,
- a sensible compromise between price and functionality for safety system repairs.
Other BMW Seat Belts and Parts, and Knowledge about Used Parts
If you are looking for other BMW seat belts and parts for your car, check out our dedicated category: BMW Seat Belts and Parts. You will find a wide selection of safety system components tailored to various models of this brand.
When planning repairs using dismantled components, it is worth exploring the broader context of using original used parts in premium cars. Practical tips, application examples, and a discussion of the cost-effectiveness of such solutions can be found in the article: Used Mercedes Parts – Original Parts from Dismantling.
Summary
The BMW 3 Series E36 Lower Seat Belt with Left Pretensioner is an original safety system component designed for installation on the left side of the seat. It ensures compliance with the factory BMW E36 construction, proper cooperation with the safety system, and enables economical repairs while maintaining the vehicle's original specifications.
