Mercedes R172 Seatbelt Retractor Front Right O/S Seat Belt Red A1726803085

Mercedes R172 Seatbelt Retractor Front Right O/S Seat Belt Red is an original factory-fitted component designed for the front passenger side (or driver side in RHD vehicles). The used retractor mechanism ensures that the factory mounting geometry is maintained, while the distinctive red seat belt webbing emphasizes the sporty character of the interior and improves the visibility of the buckle during daily use.

Specifications and technical data

• SKU: A1728603085-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1728603085
• Substitutable numbers: A1728603085, A 172 860 30 85
• Location on the vehicle: Front, Right
• Color: Red
• Category: Car Stereos & Head Units

Purpose and function in the vehicle

The presented seatbelt retractor is designed for the front, right side of the body in Mercedes R172 series models. The component is responsible for the controlled extension and retraction of the belt webbing, maintaining proper tension while driving and locking in emergency situations. Thanks to the factory design, compatibility with original body mounting points as well as standard buckles and latches is preserved.

Construction and technical features

The retractor mechanism is based on the standard solution used by the manufacturer, which allows for maintaining the correct operating characteristics throughout the entire range of belt extension. The red color of the belt improves the visibility of the buckle, which is particularly important in vehicles with a sporty character, while also serving as an aesthetic addition to the interior. The retractor design is prepared for operation in the mounting position intended for the right front side of the vehicle, which minimizes the risk of malfunction.

Benefits of using an original component

Using an original retractor in a Mercedes R172 allows for maintaining the consistency of the passive safety system with the manufacturer's factory specifications. The main advantages include:

• maintaining the correct geometry of the belt routing on the seat and pillar,
• proper cooperation with standard mounting points,
• visual consistency with other interior elements,
• reduction of the risk of installation problems compared to aftermarket replacements.

As a result, the safety system remains compliant with the factory concept, and installation does not require interference with the body structure or modification of the mounts.

Installation and service application

The component is intended for direct installation in place of the factory retractor on the right front side of the vehicle. In practice, this means it can be used both for post-accident repairs and for replacing a worn or damaged seatbelt. The used component allows for an economical restoration of the system's efficiency while maintaining the original manufacturer's specification.

Mercedes head units – selecting related components

If you are planning a comprehensive repair or upgrade of the multimedia zone in your Mercedes and need other elements from the same group, such as head units, control panels, or audio modules, check out the available parts in the Mercedes head units category.

How to effectively source used parts

When planning a larger scope of service work, it is worth using a one-stop-shop approach, combining interior elements, safety systems, and additional equipment in a single order. This allows you to reduce vehicle downtime and better control the repair budget. If you want to learn practical tips on choosing original used components and avoiding low-quality replacements, see the article Comprehensive supply: from the engine to the smallest clip – how to source used car parts in one place?.