Volvo V40 Front Left Seat Belt Height Adjuster Manual 16521700

Volvo V40 Front Left Seat Belt Height Adjuster Manual is an original component from the Seat belts and parts group, designed for installation in the front left area of the cabin. It ensures proper guidance and adjustment of the seat belt, which translates into stable support for the driver's or passenger's torso and improves safety during daily vehicle operation.

Specifications and technical data

• SKU: 16521700
• Mark: Volvo
• Condition: Used
• OEM Part Number: 16521700
• Substitutable numbers: 6521700A
• Location on the vehicle: Front, Left
• Gearbox type: Manual
• Part type: Adjuster
• Category: Seat Belts & Parts

Purpose and function in the safety system

The seat belt adjuster is responsible for setting the height and guiding the belt webbing so that it runs correctly relative to the user's shoulder. In the case of the Volvo V40, this component works with the factory body mounting system, ensuring the geometry intended by the manufacturer is maintained. Its location in the front left part of the vehicle means it is used on the driver's or passenger's side depending on the market, but always in the main protection zone for front-seat occupants.

Compatibility with the manual version

The presented adjuster has been designed for vehicles equipped with a manual transmission. In practice, this means it is tailored to the interior and center console configuration characteristic of this drivetrain version, which facilitates installation and integration with other cabin equipment. Using a component compatible with the transmission type reduces the risk of interference with other subassemblies and helps maintain the ergonomics of the driver's station.

Installation and operational characteristics

The seat belt adjuster is a component structurally linked to the body pillar and factory mounting points. Thanks to this, the appropriate rigidity of the connection and the stability of the entire belt system are maintained after installation. Using an OEM component allows for:

• maintaining the original geometry of the seat belt guidance,
• reducing repair costs while maintaining the factory standard of workmanship,
• easier integration with existing upholstery elements and pillar covers. A properly selected adjuster affects user comfort – it allows the belt to be positioned so that it does not press against the neck and does not cause discomfort during longer drives, while maintaining the required protection parameters.

Application in Volvo vehicles

As a Volvo brand product, the adjuster is consistent with the manufacturer's design assumptions regarding passive safety. The original solution from the Seat belts and parts group ensures consistency with other system elements, such as tensioners, buckles, or floor mounts. Choosing an OEM component is particularly important in the case of post-accident repairs, where restoring the factory functionality of the safety system is required.

Support in selection and repair time optimization

When selecting a seat belt adjuster, it is worth paying attention to compatibility with the body version, mounting side, and transmission type. In case of doubt, comparing it with the removed part and verifying the markings in the product's technical specification may be helpful. If you want to better understand how the availability of used OEM parts affects vehicle downtime in the service center and maintenance costs, check out the article: Availability of car parts off the shelf vs. repair time – how do used OEM parts shorten workshop stays?.

Expanding repairs within the seat belt system

If you are planning a comprehensive repair or upgrade of the cabin safety zone in your Volvo and need other elements from the same group, such as guides, tensioners, or belt mounts, check the available parts in the Volvo seat belts and parts category.