Mercedes W169 Door Lock Door Front Right O/S Key Automatic Lock A1697204035

Mercedes W169 Door Lock Door Front Right O/S Key Automatic Lock is an original component from the Locks and latches group, designed for vehicles equipped with an automatic transmission. It is a factory-made locking mechanism that ensures proper closing, locking, and integration with the central locking system on the front passenger side.

Specifications and technical data

• SKU: RHD-A1697204035
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1697204035
• Substitutable numbers: A1697204035, A 169 720 40 35
• Location on the vehicle: Front, Right
• Gearbox type: Automatic
• Category: Exterior Locks & Lock Hardware

Purpose and function of the Mercedes W169 door lock

The presented lock is dedicated to the front right door in Mercedes W169 class models operating with an automatic transmission. It is responsible for the mechanical locking of the door panel, interaction with the external and internal handles, and correct transmission of movement to the central locking system.

Thanks to its factory design, it ensures:

• correct positioning within the door panel,
• stable guidance of latches and rods,
• consistent operation with the vehicle's factory locking system.

Construction and body fitment

The lock has been designed specifically for installation in the front right door, which guarantees proper fitment with the door sheet metal, guides, and handles. The construction is designed to work with the electrical system of a vehicle equipped with an automatic transmission, which is important for locking logic and ease of use.

Its original Mercedes origin helps maintain:

• compatibility with factory mounting points,
• proper latch geometry relative to the pillar and striker,
• correct operation in conjunction with other door components.

Condition, verification, and benefits of use

The item is used, which allows for an economical replacement while maintaining original build quality. This type of lock is particularly useful when experiencing issues with closing, locking, or unlocking the passenger side door, as well as in cases of improper interaction with the central locking system.

Using an original front right door lock allows you to:

• restore correct door locking and unlocking,
• maintain factory-level cabin access security,
• avoid modifications to mounts and door wiring.

Selection by OEM number and purchase support

To ensure full compatibility with your Mercedes, it is worth verifying compliance using the OEM number and interchangeable numbers assigned to this lock. If needed, you can use a practical guide that explains step-by-step how to compare part markings with vehicle data – you can find it in the article Guide: how to choose the right car part by VIN and OEM number.

Related Mercedes Locks and latches

If you are planning a comprehensive repair or upgrade of the door area in your Mercedes and need other components from the same group, such as locking mechanisms, cylinders, or additional locking modules, check out the available parts in the Mercedes Locks and latches category.