Mercedes W415 Citan Door Check Strap Stop Opening Rear Left Right A4157400016

Mercedes W415 Citan Door Check Strap Stop Opening Rear Left Right is an original component from the Doors and door panels group, designed to control the movement of the rear doors in the Citan model. It ensures stable positioning of the door leaf, limiting its opening to a safe range and improving daily operational comfort.

Specifications and technical data

• SKU: A4157400016-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A4157400016
• Substitutable numbers: A4157400016, A 415 740 00 16
• Location on the vehicle: Rear, Right, Left
• Category: Doors & Door Skins

Purpose and function in the vehicle

The door check strap is responsible for the controlled opening and holding of the rear doors in set positions, which is particularly important in commercial vehicles such as the Mercedes Citan. This component operates in the hinge area, absorbing some of the loads resulting from the weight of the door and the force exerted during opening and closing.

Thanks to its precise design, the check strap stabilizes the door leaf, reduces the risk of uncontrolled closing due to wind, and limits the stress transferred to the hinges and door skin. A properly selected component translates into a longer service life for the entire door system.

Vehicle placement and compatibility

The presented door check strap is designed for installation in the rear part of the body, with the possibility of application on both the right and left sides. This solution facilitates the selection of the correct element when servicing the cargo or passenger area, and also allows for maintaining consistent operating characteristics for both rear doors.

The original Mercedes origin ensures the preservation of factory mounting points, appropriate geometry, and operating parameters, which facilitates trouble-free installation and correct cooperation with other door components.

Performance characteristics and advantages of use

Replacing a worn-out check strap with a functional one allows for the elimination of typical operational symptoms, such as:

• irregular resistance when opening the rear doors,
• lack of stable door retention in intermediate positions,
• excessive load on hinges and door panels,
• uncontrolled "slamming" of the door during wind gusts.

Using an original door check strap from the Doors and door panels group helps restore predictable mechanism operation, improves loading ergonomics, and enhances user safety while utilizing the cargo or work space.

Condition and technical aspect

The item is offered as a used part, which allows for an economical repair of the door system while maintaining the factory design specifications. This type of check strap is a mechanical component with a simple structure, so with proper installation, it can continue to provide stable and repeatable operation in daily use.

Before installation, it is recommended to perform a standard inspection of the mounting points on the door and the body pillar, as well as verify the condition of the hinges, in order to fully utilize the potential of the newly installed component and avoid uneven loading of the door structure.

Expanding door area service

If you are planning a comprehensive repair or upgrade of the door area in your Mercedes and need other elements from the same group, such as reinforcements, panels, or additional mounting hardware, check the available parts in the Mercedes Doors and door panels category.

For drivers who are simultaneously planning drivetrain service or considering purchasing a vehicle with a different type of transmission, a practical guide on choosing and operating transmissions may be helpful – you can find it in the article Manual, automatic, or DSG transmission – typical faults and a guide to buying a used gearbox.