Mercedes Citan W415 Sliding Door Rear Left N/S Lower Rail Strip A4157601600

Mercedes Citan W415 Sliding Door Rear Left N/S Lower Rail Strip is a precision component from the Doors and door panels category, designed for stable guidance of the rear left sliding door. This used original part ensures the correct geometry of the door leaf operation, which translates into smooth opening and closing and reduces unwanted play in the mechanism.

Specifications and technical data

• SKU: A4157601600
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A4157601600
• Substitutable numbers: A4157601600, A 415 760 16 00, BG
• Location on the vehicle: Rear, Left
• Category: Doors & Door Skins

Purpose and vehicle placement

The presented lower guide rail is intended for installation in the rear left area of the body, in the sliding door mounting zone. It is responsible for the proper guidance of the door leaf along the lower track, stabilizing its position relative to the bodywork during driving and frequent opening and closing.

Thanks to its dedicated fit for the Citan W415 model design, the rail works with factory carriages and rollers, which reduces the risk of jamming, misalignment, or excessive wear of moving parts.

Technical and functional characteristics

The lower guide rail operates at a critical point of the door system, transferring loads resulting from the weight of the door and forces acting during vehicle operation. The properly shaped profile ensures:

• stable guidance of the rear left sliding door along the body,
• maintenance of the correct sliding axis relative to the upper and middle mounting points,
• reduction of vibrations and noise generated by door operation,
• proper closing of the door leaf without excessive pressure.

The original design of the rail is adapted to factory mounting points, which facilitates service and allows for consistency with other elements of the door system.

Benefits of using the original guide rail

Using a dedicated rail in the rear left part of the body allows for restoring the correct operation of the sliding door without the need for body modifications. This solution is particularly beneficial in intensively used vehicles, where the door system is exposed to frequent opening and closing cycles.

Key advantages include, among others, maintaining factory guidance geometry, improving door operation comfort, and the ability to precisely fit with other elements from the doors and door panels group. The used original part represents a reasonable compromise between repair costs and maintaining proper operational parameters.

Application in body and door repairs

The lower guide rail is suitable both for typical replacement of a worn element and for broader bodywork and adjustment tasks in the rear left body zone. It can be used in situations where there are problems with smooth door sliding, sagging, or improper closing.

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

Technical support and additional knowledge

When selecting body elements as well as drivetrain and braking system components, it is worth using reliable sources of technical knowledge. To compare design solutions used in higher-performance cars, you can refer to material describing the differences in the construction of engines, brakes, and chassis – you will find it in the article Audi RS vs other models – what is hidden under the hood and chassis?.