Mercedes W470 Front Door Lock Mechanism Actuator Latch Right O/S A4707203500

Mercedes W470 Front Door Lock Mechanism Actuator Latch Right O/S is an original locking mechanism designed for installation on the passenger side of the front door. This component from the Locks and Latches group is responsible for precise locking, unlocking, and integration with the central locking actuator, ensuring safe and predictable door operation in your Mercedes.

Specifications and technical data

• SKU: RHD-A4707203500
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A4707203500
• Substitutable numbers: A4707203500, A 470 720 35 00
• Location on the vehicle: Front, Right
• Category: Exterior Locks & Lock Hardware

Purpose and function in the vehicle

The presented lock mechanism is dedicated to the front right door, i.e., the exterior side of the vehicle on the passenger side. It is responsible for:

• mechanical locking and unlocking of the door leaf,
• transferring movement from the exterior and interior handles to the lock latches,
• cooperation with the central locking system and remote control operation,
• maintaining a stable door position while driving and when parked.

Thanks to the factory design tailored to the W470 body, the lock maintains the correct geometry of mounts and attachment points, which translates into secure door closing and proper operation of seals and guides.

Construction and installation compatibility

The Mercedes W470 Front Door Lock Mechanism Actuator Latch Right O/S has been designed as a complete unit integrated with the actuator. This means that one housing contains the elements responsible for:

• mechanical locking (latches, levers, springs),
• electric drive controlled by the comfort module,
• connection interface with the door wiring harness.

Such a solution facilitates service – replacement is performed as a complete module, without the need to disassemble and adjust individual components. The original origin from the Mercedes group ensures compliance with factory tolerances and correct cooperation with the vehicle's electronics.

Performance characteristics and advantages

Using an original door lock in a Mercedes W470 allows you to maintain factory door operation comfort and consistency with the vehicle's security system. Key benefits include:

• stable central locking operation – correct locking of all door points on the passenger side,
• proper cooperation with handles and rods, without play or jamming,
• maintaining the functionality of factory comfort systems, such as remote opening,
• installation in original mounting points, without bodywork modifications.

A component from this group is particularly important in the case of symptoms such as the door not responding to remote control commands, closing problems, or the need to pull the handle multiple times to open the door. Replacing it with a functional lock restores predictable door mechanism operation and improves the daily ergonomics of using the vehicle.

Condition and service application

The offered Mercedes W470 Front Door Lock Mechanism Actuator Latch Right O/S comes from the secondary market, which makes it a cost-effective solution while maintaining the manufacturer's original design. This type of part is often chosen by workshops and users who want to combine factory fitment with a reasonable repair budget, especially in the case of mechanical damage or electric drive failure in the door.

In service practice, replacing the lock is recommended when adjusting the rods and checking the electrical installation does not improve door operation. Using an original module allows for reducing diagnostic and installation time, and also reduces the risk of compatibility issues.

Related components and additional information

If you are planning a comprehensive repair or upgrade of the door closing zone in your Mercedes and need other elements from the same group, such as locking mechanisms, actuators, or lock cylinders, check the available parts in the Mercedes Locks and Latches category.

To better plan your repair and shorten the car's downtime in the workshop, it is worth familiarizing yourself with practical tips on using original parts from the secondary market – this is discussed in detail in the article Availability of car parts off the shelf vs. repair time – how do used OEM parts shorten the stay in the workshop?.