Mercedes W124 Door Lock Rear Right O/S Latch Catch Mechanism A1247300835

Mercedes W124 Door Lock Rear Right O/S Latch Catch Mechanism is an original component from the Locks and Latches group, designed for the rear right part of the vehicle body. It ensures secure locking of the door leaf, stable cooperation with the factory opening mechanism, and proper door guidance during daily operation. This is a practical solution for users who expect efficient cargo door performance and the preservation of the vehicle's factory functionality.

Specifications and technical data

• SKU: A1247300835
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1247300835
• Substitutable numbers: A1247300835, A 124 730 08 35
• Location on the vehicle: Rear, Right
• Category: Exterior Locks & Lock Hardware

Purpose and function of the lock

The presented lock is dedicated to the rear right side of the vehicle, which allows for precise adjustment to the door structure of the Mercedes W124. The component is responsible for:

• mechanical locking of the door leaf in the closed position,
• cooperation with the handle and the opening mechanism from both the inside and outside,
• maintaining proper door pressure against the seals, which reduces noise and unwanted play,
• stable door operation during frequent opening in delivery applications.

Thanks to the proper fit for the rear right part of the body, the lock operates in a predictable manner, without the need for modifications or mounting adaptations.

Construction and body fitment

The lock belongs to the Locks and Latches group, which means it has been designed as a component that works with the factory door mechanism. The construction provides appropriate mounting points and latch geometry so as to:

• ensure correct guidance of the bolt relative to the pillar and hinges,
• maintain compatibility with the factory setting of the rear doors,
• reduce the risk of improper closing or accidental opening due to vibrations.

Proper fitment to the body translates into repeatable, predictable operation, which is particularly important in vehicles used intensively, e.g., in local transport or service operations.

Benefits of using an original lock

Choosing an original rear right door lock for the Mercedes W124 allows you to maintain consistency with the vehicle's factory construction. Key advantages include:

• Compatibility with the factory mechanism – the lock works with original rods, handles, and locking elements, which facilitates installation.
• Stable operation in the door axis – proper positioning relative to the hinges and seals promotes even closing.
• Reduction of operational play – a correctly selected lock reduces the risk of rattling and vibrations while driving.
• The ability to restore full door functionality after damage or wear of the previous component.

Such a solution is particularly beneficial in vehicles working daily, where efficient and repeatable door operation has a direct impact on user comfort and cargo safety.

Characteristics of the used component

The offered lock is a used component, which allows combining the functionality of an original part with a more favorable purchase cost. In practice, this means that:

• compliance with the factory assembly specification is maintained,
• the component can be an attractive alternative to new locks from the same group,
• it allows for an economical repair of the rear right door zone without giving up the original construction.

For users considering the choice between a used part and a replacement, the following article may be useful: 5 reasons why a used OEM part is a better choice than a replacement, which simply discusses practical selection criteria.

Complementary elements from the lock group

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