Volkswagen Golf Gti 5k Bench Couch Seat Belt Rear Left N/S 1K6857805AA

Volkswagen Golf Gti 5k Bench Couch Seat Belt Rear Left N/S is an original component from the Seat belts and parts group, designed for installation on the rear left side of the bench seat. This is a solution for users who want to maintain the factory design of the safety system while ensuring compliance with the manufacturer's technical requirements.

Specifications and technical data

• SKU: 1K6857805AA-1
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 1K6857805AA
• Substitutable numbers: 1K6857805AA, 1K6 857 805 AA
• Location on the vehicle: Rear, Left
• Category: Seat Belts & Parts

Purpose and function of the seat belt

The presented seat belt has been designed specifically for the rear left side of the bench seat in the fifth-generation Volkswagen Golf GTI. Its task is to stably hold the passenger in the seat while driving, as well as to limit body movement in the event of sudden braking or a collision. Thanks to the factory geometry of the mounts and belt routing, proper cooperation with the body anchor points is maintained.

The original design ensures a proper fit to the bench profile, the correct belt routing angle, and compatibility with stock buckles and interior trim elements. This is particularly important in vehicles with a more dynamic character, such as the GTI version, where the passive safety system must operate in a predictable and repeatable manner.

Construction and vehicle fitment

The seat belt is mounted in the rear part of the vehicle on the left side, which means that its length, mounting points, and mechanism operating range have been adapted to this specific position. The used retractor and locking mechanism operate based on parameters intended for the Golf body, which translates into proper belt tension while driving and correct operation in emergency situations.

Because this is an item from the Seat belts and parts group, consistency with other system components – buckles, latches, and body mounts – is maintained. Installation is carried out at factory points, without the need for structural modifications, which facilitates workshop work and reduces the risk of installation errors.

Benefits of using an original seat belt

Using an original seat belt in the rear left part of the bench seat brings a number of practical benefits:

• preservation of factory belt routing geometry and mounting points,
• consistency with the body structure and stock interior elements,
• predictable operation of the locking mechanism in emergency situations,
• easier installation due to fitment to a specific model and location in the vehicle.

For the user, this means greater confidence that the passive safety system is working according to the manufacturer's specifications, as well as no issues with fitting the element to the upholstery, side panels, or the bench backrest.

Condition of the item and practical application

The offered seat belt is a used item, which in practice allows for combining reasonable cost with maintaining the original design. This solution is particularly useful for post-accident repairs, replacing worn or damaged belts, and restoring the car to its factory specification after previous modifications.

Due to its intended use for a specific mounting location in the rear of the vehicle, the belt will work best as a direct replacement for the factory-installed component. This allows you to avoid compromises associated with universal solutions and maintain the consistency of the entire passenger safety system.

Part selection by numbers and technical support

When selecting components such as seat belts, it is worth using the manufacturer's markings and vehicle data to ensure full compatibility. Both part numbers and identification by model and mounting location in the car can be helpful. In case of doubt, a good solution is to compare the design with the currently installed element or consult a specialized service center.

If you want to better understand how to properly select original, used components based on manufacturer markings and vehicle data, it is worth checking out our guide: Audi five-cylinder engine – a legend from Quattro to RS3 and how to take care of it with original Audi parts. The article discusses a practical approach to identifying OEM parts, which can also be applied when selecting safety system components.

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