Mercedes W202 W210 Front Right O/S Door Lock Mechanism Actuator A2027203635

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W202 W210 Front Right O/S Door Lock Mechanism Actuator is a factory-original mechanism designed for installation in the front right door of the vehicle. This component belongs to the Doors and door panels group and ensures precise cooperation with the factory locking system and central locking control, guaranteeing proper operation of the handle, latch, and lock from the driver's or passenger's side, depending on the body version. Thanks to its original design, it is a solution technically matched to the specifics of the Mercedes C-Class W202 and E-Class W210 models.

Specifications and technical data

• SKU: rhd-A2027203635
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2027203635
• Substitutable numbers: A2027203635, A 202 720 36 35
• Location on the vehicle: Front, Right
• Category: Doors & Door Skins

Purpose and placement in the vehicle

The presented door lock mechanism is designed for installation in the front right door area of the body. It is responsible for:

• mechanical locking and unlocking of the door leaf,
• transferring movement from the external and internal handle to the lock latches,
• cooperation with the actuator responsible for central locking,
• stable maintenance of the door in a closed position while driving.

Placement in the front right part of the body allows for direct replacement of a damaged factory lock without the need for modifying the door structure.

Construction and function of the lock mechanism

The mechanism combines a mechanical part and an actuator responsible for controlling the lock in one housing. This assembly works with:

• external and internal handle rods,
• a rod or cable leading to the locking latch,
• the electrical installation controlling the central locking.

Such a solution ensures consistent operation of the door locking system, reduces operating play, and allows for maintaining the factory characteristics of handle operation and closing force. The appropriate geometry of the catches and levers translates into repeatable locking without jamming.

Benefits of using an original door lock

Using an original lock mechanism with an actuator in a Mercedes W202 / W210 allows for maintaining the structural consistency of the entire door system. Key advantages include:

• Factory fit – correct positioning of mounting points relative to the door skin and pillar, without the need for modifications.
• Compatibility with the electrical system – proper cooperation with the central locking and remote or key control.
• Stable operation of the locking system – reduced risk of accidental door opening while driving and problems with closing.
• The ability to restore the proper operation of the handle, latch, and child lock (if present in the vehicle's specific configuration).

Thanks to this, replacing a damaged element with an original one from the same design group is a technically safe and predictable solution in operation.

Characteristics of the used component

The offered door lock comes from vehicle dismantling, which means it is a used part that retains the manufacturer's factory specifications. This type of component is particularly attractive in situations where:

• a quick replacement of a damaged lock is necessary without investing in a new set,
• it is important to maintain the original design and compatibility with the existing door wiring harness,
• a favorable cost-to-functionality ratio is important when repairing older generations of Mercedes.

Choosing a verified used component allows for restoring full door functionality while maintaining a reasonable service budget.

Related door components and further expansion

During the repair of the locking system, it is worth verifying the condition of other components within the door area – rods, handles, guides, and other elements responsible for closing and sealing. 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 skins, reinforcements, or additional structural elements, check the available parts in the Mercedes Doors and door panels category.

For users interested in a broader approach to vehicle operation and the use of dismantled parts in other areas of the car, practical tips regarding work with electronics and control modules may be useful – you will find them in the article Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models, which shows how to effectively use used components in advanced vehicle systems.