Mercedes M ML W164 1 Door Lock Front Right Mechanism Actuator A1647201535

The Right Front Door Lock for Mercedes M/ML W164 is an original mechanism with an actuator designed for the factory locking system in Mercedes M-Class SUVs. This component, from the Doors and Door Panels category, ensures the correct operation of the central locking, locking mechanism, and the passenger-side door handle, restoring full door functionality.

Specifications and technical data

• SKU: rhd-A1647201535-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1647201535
• Substitutable numbers: A1647201535, A 164 720 15 35, A1697202635, A 169 720 26 35, EM
• Location on the vehicle: Front, Right
• Category: Doors & Door Skins

Vehicle Application and Placement

The presented lock mechanism is designed for installation on the front right door of Mercedes M/ML W164 generation models. Its construction is adapted to the factory door panel, guides, and linkages, which preserves the original geometry of the external and internal door handle operation.

Its placement on the vehicle is clearly defined as the front – right side, making it easy to verify compatibility with the specific mounting position on the body.

Mechanism Construction and Actuator Function

The lock mechanism combines a mechanical part and an integrated actuator responsible for central locking operation within a single housing. This assembly performs, among other functions:

• locking and unlocking the doors via remote control or an interior button,
• door locking during driving and while stationary,
• operation with the external and internal door handles,
• transmitting movement of linkages to the door latch.

Thanks to its factory design, the correct operational characteristics are maintained – a perceptible resistance of the door handle, secure locking, and stable door closing without the need for additional adjustments beyond standard settings.

Benefits of Using an Original Door Lock

Using an original right front door lock for Mercedes M/ML W164 helps avoid problems typical of aftermarket parts, such as imprecise fitment or unstable actuator operation. Key advantages include:

• Full compatibility with the electrical system – factory connector and actuator operating parameters matched to the comfort module.
• Proper fitment to the door structure – compatibility with original mounting holes and linkage routing.
• Stable locking – correct door closing and opening, contributing to safety and user comfort.

This solution is particularly recommended for issues with the central locking system, lack of door response to the remote, or difficulties with opening on the passenger side.

Item Condition and Service Application

The offered lock is an original used part, sourced from disassembly. This type of component offers a cost-effective alternative to a new part while maintaining factory construction and operating parameters. It is suitable for both routine repairs and comprehensive door refurbishment in intensively used vehicles.

Prior to installation, a standard check of the door's electrical system and the condition of the wiring harness in the grommet is recommended to eliminate any potential additional sources of faults.

Mercedes Doors and Door Panels – Selecting Related Components

If you require other components from the Mercedes Doors and Door Panels category – for example, for repairing other doors or for a complete bodywork – check the Mercedes Doors and Door Panels available in our store to select parts that are structurally compatible with your model.

Preparing Your Car for Winter and Door Mechanisms

A functional lock with an actuator is particularly important during low temperatures, when frozen seals and increased mechanical resistance can reveal wear in components. It is advisable to include a check of door mechanisms in a broader seasonal inspection – practical tips can be found in the article Winter Essentials – Which Used Car Parts Are Worth Checking and Replacing Before the Frost, which describes, among other things, checklists and approaches to selecting used components.