VW Golf Mk5 Rear Bench Seat Belt Double Buckle Latch Centre Left N/S 1K0857739D

VW Golf Mk5 Rear Bench Seat Belt Double Buckle Latch Centre Left N/S is an original component from the Seat belts and parts group, designed for the rear left section of the bench seat. It allows for the secure fastening of two seat belts in the central area of the rear bench, ensuring stable mounting and proper operation of the passenger safety system. This is a practical solution for users who want to maintain the factory functionality and consistency of their Volkswagen interior equipment.

Specifications and technical data

• SKU: 1K0857739D
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 1K0857739D
• Substitutable numbers: 1K0857739D, 1K0 857 739 D
• Location on the vehicle: Rear, Left
• Part type: Buckle Tongue
• Category: Seat Belts & Parts

Purpose and function in the vehicle

The rear seat belt double buckle, mounted on the left side, operates in the central part of the rear bench and is responsible for securely fastening two independent seat belts. The component is structurally matched to the seating layout in the VW Golf Mk5, ensuring the correct geometry of belt routing and comfort for rear-seat passengers.

Its placement in the rear zone of the vehicle helps maintain the original safety system, which is important for daily use as well as for technical inspections or post-accident assessments.

Construction and compatibility

The double seat belt buckle was designed by Volkswagen as an OEM component, which means a perfect fit for factory mounting points in the body and proper compatibility with standard seat belts. The buckle design allows for intuitive fastening and unfastening, while also reducing the risk of accidental release during driving.

The original manufacturing ensures visual consistency with other interior elements – both in terms of shape and the way the belt webbing is routed. As a result, replacing a damaged buckle with this model allows you to maintain the factory character of the rear bench without the need for upholstery or mounting modifications.

Condition, origin, and benefits of using a used part

The item comes from vehicle dismantling and is offered as a used original part, which represents a reasonable compromise between repair costs and maintaining factory quality. Unlike aftermarket replacements of unknown origin, the original buckle is designed for a specific body model, which translates into the proper operation of the locking mechanism and compliance with the manufacturer's safety standards.

If you are considering whether it is better to refurbish the component or install a complete, used OEM part, it is worth checking the practical tips in the article Refurbished or used original – which part to choose for repairs?, which discusses the differences between these solutions using popular components as examples.

Safety and comfort of use

A functional double seat belt buckle in the rear left section of the bench has a direct impact on passenger safety, especially when the vehicle is fully occupied. A properly working latch mechanism:

• ensures stable fastening of two seat belts in the central area of the rear bench,
• reduces unwanted slack at the buckle,
• facilitates quick fastening and unfastening of belts, which improves daily comfort.

By maintaining the original design, the user can be sure that the seat belt mounting system operates according to the vehicle manufacturer's specifications, without the need for modifications or adaptations.

Expanding the safety system in the VW Golf Mk5

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