Mercedes-Benz A-Class W169 Boot Tailgate Lock Catch Rear A1697400036

Mercedes-Benz A-Class W169 Boot Tailgate Lock Catch Rear is an original tailgate closing mechanism component designed for installation in the rear part of the vehicle body. This component from the Tailgates and rear parts group ensures secure locking of the trunk lid, which translates into safe vehicle operation and stable performance of the locking system. Thanks to its factory origin, the lock maintains the correct geometry and fit to the structure of the Mercedes compact class body.

Specifications and technical data

• SKU: A1697400135
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1697400135
• Substitutable numbers: A1697400135, A 169 740 01 35, A1697400235, A 169 740 02 35, A1697400035, A 169 740 00 35, A1697400036, A 169 740 00 36, BG
• Location on the vehicle: Rear
• Category: Boot & Hatch Lids

Purpose and function of the tailgate lock

The tailgate lock in the Mercedes W169 model is responsible for the mechanical locking of the trunk lid and works in conjunction with the lid rods and actuators. A properly functioning component:

• keeps the tailgate in a stable position while driving,
• prevents accidental opening of the trunk,
• enables smooth opening and closing using the handle or central locking system,
• supports the tightness of the rear part of the body, limiting the ingress of noise and contaminants.

Its location in the rear zone of the vehicle means the lock operates under conditions of exposure to moisture, temperature changes, and vibrations, which is why choosing the right, original component is important for the durability of the entire system.

Compatibility and technical parameters

The presented lock comes from the Mercedes offer, which means maintaining factory manufacturing standards and compatibility with the W169 body structure. The element has been designed for installation in the rear part of the vehicle, in the trunk lid mounting zone, taking into account the correct position relative to the hinges, seals, and paneling.

Thanks to the use of the OEM part number and associated replacement numbers, the lock can be precisely matched to a specific vehicle configuration. This facilitates the selection of the correct component in the event of replacement after a collision, mechanical wear, or problems with the lid closing.

Characteristics of the used component

The offered tailgate lock is a used component, which in practice means it comes from vehicle dismantling and retains functionality suitable for further operation. This type of component is a good solution in situations where you want to maintain the original design while optimizing repair costs.

In the case of tailgate locks, it is particularly important that the mechanism works evenly, without jamming or excessive play. A used, functional OEM component usually works better with existing guides, hinges, and actuators than replacements with uncertain manufacturing tolerances.

Benefits of using an original tailgate lock

Choosing an original tailgate lock for the Mercedes W169 brings several practical benefits:

• Factory fit – maintaining the correct position of the tailgate relative to the body, which reduces the risk of rattling, play, and leaks.
• Compatibility with the locking system – correct cooperation with the central locking, cylinder, and rods without the need for modifications.
• Stable mechanism operation – even locking and unlocking, which improves the comfort of daily trunk use.
• Possibility of economical repair while maintaining original construction quality.

Expansion and other rear body components

If you are planning a comprehensive repair or upgrade of the rear body area in your Mercedes and need other elements from the same group, such as tailgate hinges, lifting actuators, or additional mounts, check the available parts in the Mercedes tailgates and rear parts category.

For drivers interested in a broader approach to vehicle operation and repair, including the conscious choice of used parts, a guide article may be helpful – you can find more practical tips in the material When is it worth replacing an alternator with a used one: a practical guide for drivers, which discusses the general principles of assessing the condition of components and the cost-effectiveness of their replacement.