Mercedes W169 W245 Rear Centre Seat Belt Latch Buckle A1698603669

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W169 W245 Rear Centre Seat Belt Latch Buckle is an original component from the Seat belts and parts group, designed for the rear cabin area in Mercedes vehicles. It ensures proper fastening of the seat belt on the rear bench, which translates into stable passenger restraint and compliance with the factory safety system design.

Specifications and technical data

• SKU: A1698603669-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1698602669
• Substitutable numbers: A1698602669, A 169 860 26 69
• Location on the vehicle: Rear
• Category: Seat Belts & Parts

Purpose and function of the rear seat belt buckle

The rear seat belt buckle in W169 and W245 models is responsible for the mechanical connection between the seat belt and the seat or body structure in the rear of the vehicle. It is a key element of the passenger restraint system that:

• enables quick and secure engagement of the seat belt tongue,
• ensures stable belt retention during driving and sudden braking,
• works in conjunction with the vehicle's factory tensioners and safety systems.

By maintaining the original geometry and mounting points, the buckle allows for the preservation of factory passenger protection parameters on the rear bench.

Compatibility with the rear vehicle zone

The presented buckle is intended for installation in the rear interior, meaning it is matched to the seat structure and mounting points in the rear zone. Proper positioning on the vehicle facilitates:

• maintaining the correct belt position relative to the passenger's body,
• proper cooperation with factory seat belts,
• trouble-free installation in place of the original component without structural modifications.

Such a fit minimizes the risk of improper safety system operation and allows for compliance with the vehicle manufacturer's specifications.

Characteristics of the original Mercedes part

As a Mercedes brand component, the rear seat belt buckle has been designed for the specific interior architecture of the W169 and W245 models. This means:

• preservation of factory dimensional tolerances and shape,
• compatibility with original bolts and mounting points,
• consistency with other components of the seat belt system.

A used part of this type is a good solution for post-accident repairs, replacing a damaged buckle, or restoring full functionality to the rear bench after service interventions.

Why it is worth using an original rear seat belt buckle

Using an original buckle in the rear of the vehicle helps avoid issues with mismatched aftermarket parts and ensures predictable safety system performance. The main benefits include:

• secure locking of the belt tongue while driving,
• maintenance of ergonomics for rear seat passengers,
• easier diagnostics and service in the future due to compliance with manufacturer documentation.

For components responsible for passenger safety, choosing an original design is particularly important, as it affects the effectiveness of the entire seat belt system.

If you are planning a comprehensive repair or upgrade of the safety zone inside the cabin of your Mercedes and need other elements from the same group, such as tongues, tensioners, or complete seat belts, check the available parts in the Mercedes seat belts and parts category.

Technical advice and part selection

When selecting a rear seat belt buckle for a Mercedes W169 or W245, it is worth paying attention to compatibility with the specific body version and rear bench configuration. It is helpful to compare the body shape, mounting type, and belt routing relative to the originally installed component. In case of doubt, service documentation or consultation with a specialized workshop is a good point of reference.

For users interested in a broader look at the secondary market and vehicle operating costs, an article comparing popular BMW engines may be useful – a detailed comparison can be found in the material BMW N47 vs M57 / M57N / M57N2 – ranking of legendary diesels, which shows how the selection of the right parts affects the durability and economy of car usage.