Mercedes A238 Front Door Lock Actuator Mechanism Right O/S Assembly A0997208601

Mercedes A238 Front Door Lock Actuator Mechanism Right O/S Assembly is an original component from the Locks and Latches group, designed for precise operation of locking and unlocking the passenger-side door. It ensures proper integration with the vehicle's factory locking system, maintaining the correct geometry and operating parameters specified by the manufacturer.

Specifications and technical data

• SKU: RHD-A0997208601
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0997208601
• Substitutable numbers: A0997208601, A 099 720 86 01
• Location on the vehicle: Front, Right
• Category: Exterior Locks & Lock Hardware

Purpose and vehicle placement

The presented mechanism is dedicated for installation in the front right door, which means it operates in a demanding area of the bodywork exposed to frequent opening and closing cycles. Its placement on the driver's side for right-hand drive versions requires a stable construction and adequate resistance to operational loads.

As part of the locking system, the latch works with the handle, linkages, and control installation, responsible for secure door locking, keeping them in a closed position, and responding correctly to signals from inside the vehicle.

Construction and function of the lock mechanism

The Mercedes A238 Front Door Lock Actuator Mechanism Right O/S Assembly is a complex system of mechanical components responsible for:

• transferring movement from the external and internal handle to the door latches,
• stably keeping the door leaf in a closed position while driving,
• proper cooperation with the factory door locking system,
• precise locking and unlocking during every opening cycle.

Thanks to the factory design tailored to the specific body model, the lock maintains the correct mounting points and operating geometry, which facilitates installation and limits the need for additional adjustments.

Benefits of using an original Mercedes lock

Using an original lock mechanism in the front right door provides a number of practical operational benefits:

• Factory fit – compatibility with the door and body structure, with no need for mounting modifications.
• Stable operation of the locking system – proper door closing, reduction of play and unwanted noises while driving.
• Consistency with the vehicle's locking system – correct cooperation with other elements of the locks and latches system.
• The ability to restore the original functionality of the door after damage or wear of the previous mechanism.

An element from this group is particularly important in vehicles used intensively, where frequent opening and closing of the door requires maintaining the appropriate quality of lock operation for a long time.

Condition, installation, and service application

The offered mechanism comes from a vehicle in which it was already in use, which allows it to be used as a service part as an attractively priced alternative to a new component. This type of solution is often chosen for post-accident repairs, replacing a damaged lock, or restoring full door functionality after a locking system failure.

Thanks to the preservation of the factory design, the installation is carried out based on original mounting points and standard service procedures provided for the given body model, which facilitates workshop work and shortens repair time.

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

For users considering broader service work on the vehicle and the selection of used components, an article describing the differences between stock elements and more specialized suspension solutions may be helpful – you can find it here: Stock vs. sports suspension – design differences and selection of used parts.