Seat Leon Cupra 1P Rear Seat Seat Belt Left N/S Three Point 1P0857805C

Seat Leon Cupra 1P Rear Seat Seat Belt Left N/S Three Point is an original component from the Seat belts and parts group, designed for installation on the rear left side of the vehicle. The three-point design provides stable support for the torso and pelvis, which translates into a higher level of passenger protection and compliance with modern safety standards. This solution is dedicated to users who want to maintain the factory specification and technical consistency of their Seat vehicle.

Specifications and technical data

• SKU: 1P0857805C
• Mark: Seat
• Condition: Used
• OEM Part Number: 1P0857805C
• Substitutable numbers: 1P0857805C, 1P0 857 805 C, 1P0 857 805 C RAA, 1P0857805CRAA, 1P0 857 805 D RAA, 1P0857805DRAA
• Location on the vehicle: Rear, Left
• Part type: Seat Belt
• Category: Seat Belts & Parts

Purpose and function of the seat belt

The presented seat belt is designed as a component mounted in the rear part of the cabin, on the left side. The three-point mounting system guides the webbing across the passenger's shoulder and hips, which allows for effective distribution of forces in the event of sudden braking or a collision. As a result, the seat belt works in conjunction with the body and seat structure, reducing the risk of body displacement and improving passive safety. As an original part, the seat belt is matched to the interior geometry of the specific model generation, which facilitates installation and ensures proper webbing guidance relative to the anchor points and buckle latch.

Construction and key technical features

The three-point seat belt consists of a retractor assembly, webbing, and mounting elements, forming a cohesive protective system. The retractor is responsible for the controlled extension and locking of the webbing in emergency situations, while the appropriately selected width and structure of the webbing promote stable retention of the passenger in the seat. The design has been developed to work with factory mounting points in the vehicle body, without the need for interference with the vehicle's structure. The placement on the vehicle on the rear left side means that the webbing length, guidance angle, and retractor position are adapted to this specific position, which is important for both user comfort and the effectiveness of the safety system.

Application in service and post-accident repairs

Replacing a seat belt is recommended after the locking mechanism has been triggered as a result of a collision or after damage to the webbing, retractor, or mounting points has been identified. Using an original element from the same model group allows for the preservation of the safety system's design parameters, which is important both from the point of view of passenger protection and compliance with technical inspection requirements. Choosing a used OEM component represents a reasonable compromise between repair costs and maintaining the vehicle's factory specification. If you are planning a comprehensive repair or upgrade of the safety zone inside the cabin of your Seat and need other elements from the same group, such as retractors, buckles, or seat belt mounts, check the available parts in the Seat belts and parts Seat category.

Benefits of choosing an original seat belt

The original seat belt ensures compatibility with factory mounting points, which translates into predictable system behavior during operation. The lack of need for adaptation or modifications reduces the risk of installation errors and shortens service time. For the user, this means maintaining fastening ergonomics, proper webbing guidance relative to the seat, and daily comfort. In the context of rising service costs, the use of a used OEM element allows for significant expenditure reduction while maintaining a high level of safety. More on how to reasonably use the second-hand parts market and where such a solution is most cost-effective can be found in the article Rising repair costs and the boom in used parts – how to save on car service?.

Summary

Seat Leon Cupra 1P Rear Seat Seat Belt Left N/S Three Point is an original passenger protection system component, intended for installation in the rear left part of the cabin. The three-point design, compatibility with factory mounting points, and adherence to manufacturer specifications make this a suitable solution both for post-accident repairs and for replacing worn components to maintain the proper level of safety in the vehicle.