Mercedes W163 Trunk Lid Tailgate Boot Lid Lock Latch A1637400235

Mercedes W163 Trunk Lid Tailgate Boot Lid Lock Latch is an original component from the Trunk lids and rear parts group, designed for installation in the rear section of the vehicle body. It ensures secure locking of the trunk lid, stable operation of the closing mechanism, and proper interaction with the vehicle's electrical system. It is a practical solution for users who want to restore the proper operation of the tailgate without compromising on fitment.

Specifications and technical data

• SKU: A1637400235-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1637400235
• Substitutable numbers: A1637400235, A 163 740 02 35
• Location on the vehicle: Rear
• Category: Boot & Hatch Lids

Purpose and function of the trunk lid lock

The presented lock is dedicated to the rear part of the vehicle, where it is responsible for securely closing and unlocking the trunk lid. The component works with the factory opening mechanism, ensuring:

• stable retention of the lid in the closed position,
• proper locking during daily use,
• consistency with the original body construction of the Mercedes W163.

By maintaining the factory mounting geometry, the lock allows for installation without interfering with the structure of the rear body section, which helps maintain sealing and proper lid operation.

Benefits of using an original Mercedes lock

Using an original trunk lid lock in a Mercedes W163 translates into a number of practical advantages. The component has been designed specifically for this model, which means:

• precise fitment with the lid and auxiliary locks,
• compatibility with factory mounting points,
• no need for modifications to the rear vehicle installation.

Choosing such a solution is particularly beneficial for post-collision repairs or when replacing a worn-out mechanism, where the priority is maintaining the original functionality of the tailgate and proper operation of the trunk closing in daily use.

Component characteristics and installation in the rear of the vehicle

The trunk lid lock operates in a demanding area of the body, exposed to temperature changes, moisture, and frequent opening cycles. The design intended for the rear zone of the vehicle ensures:

• adequate mechanical strength under the load of the lid,
• the ability to lock repeatedly without loss of functionality,
• compatibility with the factory opening system of the rear body section.

The component is intended for installation in the rear area, which facilitates work for mechanics and those involved in body service. With proper installation, the lock restores the convenience of using the trunk and improves the overall functionality of the rear zone of the vehicle.

Condition and use in vehicle service

The offered trunk lid lock is a used component, which makes it an attractive solution for service repairs where reasonable cost is important while maintaining the original design. This type of component is particularly useful when:

• the existing lock does not latch the lid properly,
• there are problems with closing the rear part of the trunk,
• replacement of the component is necessary after mechanical damage.

By using an original lock, you can restore the proper operation of the tailgate, which affects the convenience of daily use and the safety of the transported cargo.

Expanding repairs within the tailgate area

If you are planning a comprehensive repair or upgrade of the trunk lid area in your Mercedes and need other components from the same group, such as hinges, actuators, or additional locking mechanisms, check the available parts in the Mercedes trunk lids and rear parts category.

For users who are simultaneously servicing comfort systems in the vehicle, practical tips regarding the selection and operation of components responsible for cabin conditions may also be useful – you can find them in the article Air conditioning and heating – part selection and maintenance for year-round comfort, which discusses the principles of working with used OEM components and service schedules.