Mercedes W221 Seat Belt Buckle Rear Middle Centre Right O/S Grey A2218600269

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W221 Seat Belt Buckle Rear Middle Centre Right O/S is an original component from the Seat belts and parts group, designed for installation on the rear right side of the vehicle. The grey color of the buckle allows for a seamless match with the factory interior finish, and the design, compliant with manufacturer standards, ensures proper interaction with the seat belt and safety systems.

Specifications and technical data

• SKU: A2218600269-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2218600269
• Substitutable numbers: A2218600269, A 221 860 02 69
• Location on the vehicle: Rear, Right
• Color: Grey
• Category: Seat Belts & Parts

Purpose and function of the seat belt buckle

The described buckle is dedicated to the rear right part of the vehicle interior, where it is responsible for the mechanical and signal connection of the seat belt to the vehicle body. A correctly selected buckle guarantees proper belt fastening, stable retention of the belt tongue in the socket, and correct interaction with the fastening sensors.

The placement on the vehicle in the rear zone on the right side allows for precise adjustment to the factory seat and center tunnel mounting, which reduces the risk of tension, twisting of the belt webbing, and incorrect positioning while driving.

Construction, color scheme, and interior integration

The grey color of the buckle has been selected to harmonize with the upholstery and plastic elements typical for the interior of this model. Thanks to this, replacing a worn or damaged buckle does not disturb the aesthetics of the cabin, and the visual consistency of the rear seat is maintained.

The construction of the buckle is optimized for ergonomics – a properly profiled release button allows for convenient unfastening of the belt, and the geometry of the socket ensures secure guidance of the belt tongue even with frequent use. The element is prepared for operation in typical passenger vehicle operating conditions, taking into account the dynamic loads acting on the seat belt.

Benefits of using an original Mercedes buckle

Using an original buckle in the rear right part of the vehicle translates into a number of practical benefits:

• preservation of the factory geometry of the seat belt mounting in the rear seat zone,
• proper interaction with the existing seat belt and vehicle installation,
• consistent, grey shade matched to the original interior finish,
• reduction of the risk of slack, rattling, and incorrect belt fastening.

Thanks to this, replacing a worn element with an original buckle allows for restoring the functionality of the safety system to a level close to factory standards, without the need for modifications to the seat or center tunnel structure.

Application in tuning and interior modernization

Although the seat belt buckle is a typically functional element, it can also be part of a wider interior modernization project where the priority is improving safety and ergonomics. Replacing worn components with proven, original parts is particularly important in cars undergoing mechanical or visual modifications, where increased performance requires maintaining the full efficiency of protective systems.

If you are planning an extensive vehicle modification project and want to combine performance improvements with attention to safety, it is worth checking out the advice contained in the article Tuning with used parts – how to gain performance without spending a fortune, where a practical approach to selecting used components is discussed.

Complementary elements from the seat belt group

If you are planning a comprehensive repair or modernization of the rear seat passenger safety zone in your Mercedes and need other elements from the same group, such as tensioners, belt webbing, or additional mounts, check the available parts in the category Mercedes seat belts and parts.