Mercedes W415 Rear Sliding Door Left N/S Lower Roller Bracket Black A4157602300

The Lower roller carriage for the rear, left sliding door of a Mercedes W415 is a precision guide component responsible for the smooth movement and stable guidance of the door along its track. Thanks to its factory geometry and precise fit for the Mercedes W415 body, this part allows for the restoration of correct sliding door mechanism operation without altering the vehicle's structure. Its black color facilitates aesthetic integration with other body elements.

Specifications and technical data

• SKU: A4157602300
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A4157602300
• Substitutable numbers: A4157602300, A 415 760 23 00
• Location on the vehicle: Rear, Left
• Color: Black
• Category: Doors & Door Skins

Vehicle Application and Function

The presented lower roller carriage is designed for installation in the rear, left sliding door of the Mercedes W415 body. It is responsible for:

• Guiding the door along the lower track,
• Stabilizing the door panel during opening and closing,
• Minimizing lateral play and unwanted vibrations,
• Maintaining the correct operating geometry of the entire sliding mechanism.

A properly selected and functional roller carriage helps minimize movement resistance, leading to more comfortable door operation and reduced stress on other guiding system components.

Construction and Features

The lower roller carriage for the rear, left sliding door of the Mercedes W415 is designed to work in conjunction with the factory guide track and door structure. The black finish ensures a cohesive match with other components in the sill area and the lower part of the body.

Key features include:

• Dedicated placement in the rear, left section of the vehicle,
• Construction adapted for operation within the sliding door mechanism,
• Compatibility with the factory mounting system in the Mercedes W415,
• Black color that promotes discreet integration with the bodywork.

By maintaining the original mounting geometry, this component allows for precise door alignment with the car body, which is crucial for both user comfort and sealing against external elements.

Benefits of Using an Original Door Component

Using a dedicated lower roller carriage in the rear, left sliding door area of the Mercedes W415 provides a range of practical operational benefits:

• Stable Door Guidance – reduces jamming, skipping, and excessive play during sliding.
• Improved Handling Ergonomics – requires less force to open and close the door, which is particularly noticeable during frequent use.
• Protection of Other Mechanism Components – a correctly functioning carriage reduces stress on hinges, tracks, and mountings.
• Visual Consistency – the black finish blends well with factory covers and sheet metal elements in the door area.

Choosing an original component from the Doors and Door Panels group helps maintain the factory operating parameters of the mechanism and facilitates future servicing.

Condition, Fitment, and Service Application

The offered lower roller carriage is a used part, making it an attractive solution for operational repairs and restoring the functionality of the sliding door mechanism in the Mercedes W415. The part is designed for direct installation in the rear, left zone of the vehicle, utilizing factory mounting points.

This solution is particularly suitable in situations where:

• The sliding door operates with noticeable resistance,
• There is play or sagging of the door panel relative to the body,
• The worn or damaged guide carriage needs replacement.

Selecting the correct component from this group allows for the restoration of proper mechanism operation without the need for modifications to the door or guide tracks.

If you are planning a comprehensive repair or upgrade of the sliding door area in your Mercedes and require other parts from the same group, such as guides, hinges, or door carriages, check the available parts in the Mercedes Doors and Door Panels category.

To better plan service work on the drivetrain system and select appropriate accompanying components, a guide on gearboxes may be helpful – you can find more practical information in the article Gearbox: Manual, Automatic, or DSG – Common Faults and a Used Gearbox Buying Guide.