Mercedes X218 CLS350 Door Lock Rear Left N/S Mechanism Actuator A2047303535

Mercedes X218 CLS350 Left Rear Door Lock Actuator Mechanism A2047303535 is an original part from the Locks and Latches group, designed for the rear left body area. The mechanism ensures proper door locking operation, stable closing, and secure holding of the door leaf while driving.

Specifications and technical data

• SKU: A2187330108
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2187330108
• Substitutable numbers: A2187330108, A 218 733 01 08, A2047303535, A 204 730 35 35
• Location on the vehicle: Rear, Left
• Category: Exterior Locks & Lock Hardware

Purpose and Function of the Lock

The presented left rear door lock actuator has been specifically designed for Mercedes vehicles with the X218 CLS350 body type. It is responsible for the mechanical operation of opening and closing the door, cooperation with the handle and locking system, as well as maintaining the correct door seal pressure.

Thanks to its precise construction, the mechanism ensures:

• stable door locking in the closed position,
• proper cooperation with rods and handles,
• appropriate response to handle movement from the inside and outside,
• consistent operation with the vehicle's factory locking system.

Construction and Body Fitment

The lock is structurally adapted for installation in the left rear door area, taking into account the geometry of the panel, window guides, and factory mounting points. The lever and pawl system has been developed to work with original rods and other door components without requiring modifications.

Proper fitment to the specific body model reduces the risk of play, leaks, and improper closing, which translates to user comfort and proper interior acoustics.

Benefits of Using an Original Mechanism

Using an original lock from the Locks and Latches group allows for maintaining the factory door operating parameters and consistency with other body components. Compared to aftermarket alternatives, the original mechanism ensures:

• compliance with factory assembly tolerances,
• proper cooperation with existing wiring and door hardware,
• retention of the locking characteristics intended by the manufacturer.

The product is a used part, allowing for economical repair while maintaining original construction and fitment for the specific model.

Installation Area and Service Tips

The mechanism is intended for installation in the rear left part of the vehicle, within the passenger door. When replacing, it is recommended to:

• check the condition of rods and handles cooperating with the lock,
• verify the door alignment with the body after installation,
• check the locking operation by opening and closing multiple times.

A correctly selected and installed lock restores full door functionality, reduces unwanted noises during driving, and improves overall vehicle comfort.

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

To better care for your vehicle's operation in high temperatures and optimize service costs, it is worth familiarizing yourself with the guide on the cooling system – details can be found in the article Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings.