Mercedes W211 Rear Left N/S Door Lock Latch Mechanism Actuator A2117300535

The Mercedes W211 Rear Left Door Lock is an original part from the Doors and Door Panels category, designed for installation in the rear left door of the vehicle. The precise construction of the lock ensures proper cooperation with the handle mechanism, locking system, and electrical installation, which translates to secure and stable door closure. This is a practical solution for users who want to restore full door functionality to their Mercedes W211 without compromising on fit.

Specifications and technical data

• SKU: A2117300535
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2117300535
• Substitutable numbers: A2117300535, A 2117300535, A 211 730 05 35
• Location on the vehicle: Rear, Left
• Category: Doors & Door Skins

Intended Use and Fit for Mercedes W211

The Mercedes W211 Rear Left Door Lock has been specifically designed for the rear left side of the body, thus maintaining factory mounting points and the correct geometry of the mechanism's operation. Its placement on the vehicle is clearly defined, making part selection easier during repair or replacement of a damaged lock.

Original sourcing from the Mercedes group means adherence to factory tolerances and proper cooperation with rods, the lock cylinder, and the central locking system (if applicable). This is particularly important for rear doors, where reliable locking and correct operation of safety features are crucial.

Construction and Function of the Rear Left Door Lock

This component belongs to the Doors and Door Panels construction group, responsible for the mechanical locking of the door leaf to the body. The lock cooperates with:

• internal and external handle mechanisms,
• control rods or cables,
• the door lock mechanism,
• control installation (if the vehicle is equipped with central locking).

Precisely selected internal kinematics ensure smooth opening and closing of the door, and the appropriate design of the latches limits door leaf play during driving. Consequently, the lock not only affects safety but also acoustic comfort inside the vehicle.

Condition, Origin, and Benefits of Use

The offered lock comes from a Mercedes vehicle and is a used part, allowing for economical repair while maintaining original manufacturing quality. This type of part is particularly attractive in situations where only the locking mechanism has been damaged, and other door components remain functional.

The main advantages of using this lock include:

• factory fit for the rear left side of the body,
• maintenance of the original door operation geometry,
• compatibility with the existing door installation and hardware,
• cost-effective repair compared to purchasing a new part.

Practical Installation Tips

The lock is designed for installation in the Rear, Left position, which should be considered when planning service work. During replacement, it is recommended to:

• check the condition of the door guides and hinges,
• verify the correct alignment of the latch on the body pillar,
• check the operation of the handles and internal lock after installation.

This approach allows for the restoration of full functionality of the entire door assembly in a single service operation, minimizing the risk of subsequent adjustments.

Related Parts and Additional Information

If you are looking for other parts from the Doors and Door Panels category dedicated to this brand, check out the Mercedes doors and door panels available in our store to select complete solutions for your vehicle. This allows you to assemble a full set of components needed for door repair or modernization in one place.

You can find more information about the impact of functional body components and associated systems on vehicle durability and driving safety in our guide article Engine Cooling System – Overheating, Repair, and Used Radiators, which illustrates how a comprehensive approach to servicing affects the operation of vehicles like the Mercedes W211.