Trunk Lock Mercedes CL C216 S W221 Boot Lid Mechanical Lock A2217500061

The Mercedes CL C216 S W221 mechanical trunk lid lock is a factory part from the Locks and Latches group, designed for the rear of the body. It ensures secure, controlled closing of the trunk lid and stable locking, which translates to safe vehicle use and proper functioning of other rear body elements.

Specifications and technical data

• SKU: A2217500061-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2217500061
• Substitutable numbers: A2217500061, A 221 750 00 61
• Location on the vehicle: Rear
• Category: Exterior Locks & Lock Hardware

Lock Purpose and Function

The mechanical trunk lid lock in S-Class and CL models is responsible for physically locking the trunk lid at the rear of the vehicle. Its tasks include:

• stably holding the lid in the closed position while driving,
• cooperating with the trunk lid opening and closing mechanism,
• ensuring proper closure without play or unwanted vibrations,
• maintaining the seal of the rear body section within the lock's operating range.

Thanks to its design tailored to a specific body generation, the lock works with factory guides, hinges, and body panel elements, which facilitates installation and subsequent adjustment.

Benefits of Using an Original Lock

Choosing a part from the same Mercedes model family helps maintain structural consistency of the rear body. Proper fit to the trunk lid minimizes the risk of closing problems, the need for mounting modifications, or incorrect latch operation.

The main advantages of using this lock include:

• compatibility with the factory locking system at the rear of the vehicle,
• the ability to use existing mounting points without altering the trunk lid structure,
• maintaining the closing mechanism's operating characteristics as intended by the manufacturer,
• easier diagnostics in case of potential trunk opening system malfunctions.

Installation Characteristics

The lock is designed for installation in the rear section of the vehicle, within the trunk lid area. Its mechanical design allows for integration with the existing linkage or drive system, according to the solutions used in a specific body version.

When replacing, it is recommended to:

• check the condition of the trunk lid hinges and guides,
• verify the trunk lid alignment with the body after lock installation,
• adjust the striker position to achieve smooth closing without excessive force.

This approach allows for full utilization of the factory locking mechanism's potential and reduces the need for later adjustments.

Application in Service Practice

The mechanical trunk lid lock is particularly useful for repairs after rear-end collisions, trunk lid replacement, or when experiencing trunk closing issues. A correctly selected part from the Locks and Latches group helps restore the original functionality of the vehicle's rear section without compromising safety and user comfort.

If you are planning a comprehensive repair or upgrade of the rear body section of your Mercedes and need other parts from the same group, such as locking mechanisms, strikers, or lock cylinders, check the available parts in the Mercedes Locks and Latches category.

Summary

The Mercedes CL C216 S W221 mechanical trunk lid lock is a solution designed to restore proper operation of the rear trunk lid in vehicles of this series. Its proper fit to the body structure, ability to cooperate with the factory opening system, and maintenance of the manufacturer's intended locking characteristics make it a practical choice for repairs and restorations of the vehicle's rear section.

For drivers interested in a broader perspective on the components responsible for vehicle handling and their cooperating sub-assemblies, an article describing the construction and diagnostics of the steering system may be useful – you can find it here: Steering System and Power Steering – How It Works and What Fails?.