Mercedes R172 Seatbelt Retractor Front Left N/S Seat Belt Black

Front left seatbelt retractor for Mercedes R172 in black is an original safety system component, designed for installation on the driver's seat. It ensures proper belt guidance, stable mounting, and correct operation of the retraction mechanism, which translates to safe and predictable belt behavior while driving.

Specifications and technical data

• SKU: A1728602985-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1728602985
• Substitutable numbers: A1728602985, A 172 860 29 85
• Location on the vehicle: Front, Left
• Color: Black
• Category: Seat Belts & Parts

Technical Characteristics and Purpose

The offered front left seatbelt retractor for Mercedes R172 is a component intended for installation at the front of the vehicle, on the left side. The design has been specifically tailored to the R172 body geometry, ensuring proper belt webbing guidance relative to the seat, pillar, and mounting points.

The black color of the belt allows for seamless integration with most factory interior configurations, without interfering with the cabin's styling. The retraction mechanism is responsible for controlled belt tension, smooth extension, and quick retraction after unbuckling.

Construction and Function in the Safety System

The front left seatbelt retractor in the Mercedes R172 plays a crucial role in the passive safety system. Its functions include:

• maintaining proper belt tension during normal driving, without slack or jamming,
• ensuring smooth extension and retraction, which improves comfort when buckling and unbuckling,
• interacting with the vehicle's safety systems in emergency situations to limit occupant movement.

Its placement at the front left side makes this component directly responsible for the driver's protection. A properly functioning retractor minimizes the risk of incorrect belt positioning, which is important both for daily use and in situations of sudden braking.

Color Scheme and Interior Integration

A black seatbelt is a universal solution for Mercedes R172 models with predominantly dark finishes on the dashboard, seats, and door panels. This configuration:

• maintains visual consistency of the interior, without contrasts or shade differences,
• facilitates the replacement of a single component without the need to modify other belts,
• provides a neutral, factory appearance expected in premium vehicles.

Component Condition and Practical Application

The presented seatbelt retractor is a used part, allowing for an economical repair of the safety system while maintaining the original manufacturer's specifications. This type of component is particularly useful in situations where the safety system has deployed, the retraction mechanism has been damaged, or due to wear and tear.

Choosing an original used retractor often allows for:

• maintaining factory fitment to the seat and pillar structure,
• reducing repair costs compared to new components,
• maintaining compatibility with the vehicle's original safety system.

Other Mercedes Seatbelts and Parts

If you also need other components from the Mercedes Seatbelts and Parts category, check out the Mercedes Seatbelts and Parts available in our store to find a complete solution for your car.

Technical Support and Additional Knowledge

When modernizing or repairing systems responsible for vehicle safety and handling, it's also worth considering the condition of the suspension. Practical information on this topic can be found in the article Suspension System – A Comprehensive Guide to Shock Absorbers, Control Arms, and Stabilizers, which helps to better understand the impact of individual components on vehicle stability.

If you are interested in a broader approach to purchasing used parts, including seatbelts and parts, it's worth reading the guide Used Parts – Your Guide to the Best Deals in the Automotive Store, which describes how to make informed choices when selecting used components and how to care for their further use.