What is the construction and purpose of seat belts and parts?

Seat belts and parts are a set of elements responsible for holding the driver and passengers in the correct position during driving and at the moment of a collision. A typical system consists of webbing, a retractor, a buckle, a latch, a pretensioner, and mounting points to the body or seat. These elements are mounted in the pillars, by the seats, and in the vehicle floor, and their construction varies depending on the side of the car and the equipment version.

What are seat belts and parts used for?

Seat belts and parts are used to limit body movement during sudden braking, collisions, or rollovers. Their task is to maintain the correct position of the passenger relative to the seat, headrest, and other protective systems. A functional system improves cooperation with pretensioners and sensors, and also affects the proper operation of other passive safety elements.

What is the construction and function of a belt pretensioner?

A belt pretensioner is a sub-assembly working with the retractor or belt buckle, whose task is to quickly tighten the webbing at the moment of an incident. This element may differ in connector type, mounting location, and the way it interacts with the car's installation. Its function is to reduce belt slack, thanks to which the passenger's body is better stabilized during overload.

How to choose a seat belt for a specific car version?

It is best to compare the OEM part number, mounting side, body version, and seat type. The interior color, pretensioner type, presence of a fastening sensor, and differences between pre-facelift and post-facelift versions also matter. In case of doubt, it is worth verifying the part by VIN or by markings from the dismantled element.

What symptoms indicate wear of a belt or its accessories?

Most often, these are problems with webbing retraction, delayed locking, a damaged latch, a cracked cover, or signs of wear on the material. In some cases, there is also a problem with the buckle sensor or slack in the buckle mounting. Such symptoms should be evaluated together with the condition of the mounting points and elements cooperating at the seat.

How to take care of seat belts and parts after installation?

After installation, it is worth regularly cleaning the webbing, checking the smoothness of the retractor's operation, and monitoring the buckle's function. Do not allow the belt to twist or dirt to enter the mechanism inside the covers. A good practice is also to periodically compare the mounts and wires at the pretensioner, especially after seat or interior repairs.

Seat Belts & Parts

At the Global Parts automotive store, we offer a wide selection of original used car parts, including seat belts for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen and others. The seat belts we offer undergo quality control so that you can be sure that you are receiving a top-class product.

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Mercedes-Benz CL203 Front Right O/S Seat Belt Black A2038606486

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Part no. A2209103454

Mercedes-Benz S-Class W220 Front Right O/S Belt Trim Cover Grey A2209103454

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Mercedes ML W164 Seat Belt Rear Left N/S Safety Belt Black A1648600385

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Mercedes W242 W246 Seat Belt Seatbelt Front Right O/S A2468600285

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Mercedes-Benz E-Class W210 Front Right O/S Seat Belt Black A2108600286

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Mercedes-Benz E-Klasse W207 Front Left N/S Seat Belt Black A2078605985

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Mercedes X218 Rear Right O/S Upper Safety Seat Belt Black A2188601285

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Mercedes X164 Seat Belt Buckle Rear Left N/S A1648602169

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Mercedes W221 Black Seatbelt Rear Right O/S A2218601285

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Mercedes W205 Seatbelt Front Right O/S Seat Safety Upper Belt A2058606400

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Seat Belt Mercedes C117 W242 W246 Rear Right O/S Upper Seatbelt Red A2468600100

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Mercedes W211 Saloon Seat Belt Rear Left N/S Safety Belt Beige A2118600385

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Mercedes W211 CLS W219 Seat Belt Buckle Tensioner Front Right O/S A2118602469

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Mercedes W207 C207 A207 Seatbelt Feeder Belt Adjuster Right O/S A2078600282

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Mercedes C209 Rear Seat ISO Fix Bracket Mount Left N/S A2038600787

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Mercedes C117 W246 Upper Seatbelt Seat Belt Rear Right O/S A2468600100 Black

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Mercedes W209 Seatbelt Feeder Motor Actuator Right O/S A2098600682

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Mercedes CLC CL203 Front Left N/S Seat Belt Seatbelt A2038601586

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Seat Belt Mercedes C219 W211 Front Seat Safety Belt Right O/S Black A2118605686

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Mercedes W221 Seat Belt Buckle Front Left N/S Safety Beige A2218601969

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Mercedes S212 Seat Belt Safety Belt Rear Left N/S Black A2128606385

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Mercedes CLK W209 Convertible Rear Seat Belt Left Right N/O/S Beige A2038601585

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Mercedes-Benz S W220 1 Rear Left N/S Door Lock Surround Trim Grey A2207330148

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Mercedes CLK W209 Seatbelt Feeder Motor Right O/S Belt Adjuster A2098600282

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Mercedes C140 Front Upper Seat Belt Right O/S Side Pretensioner A1408601285

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Mercedes W221 Seatbelt Front Left N/S Safety Seat Belt Black A2218603185

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Mercedes W205 C238 Safety Seat Belt Passenger Rear Left N/S Black A2058600585

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Mercedes Vito W639 Seat Belt Safety Front Right O/S Black A6398603785

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Mercedes-Benz E-Class W210 Estate Rear Seat Centre Belt Buckle Receiver

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Mercedes GLE C292 Seat Buckle Belt Latch Rear Right O/S A2928600269

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Mercedes-Benz A B Class W169 W245 Mounting Bracket Seat Belt Buckle A1699230015

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Seat Belt Mercedes C117 W242 W246 Rear Left N/S Upper Seatbelt Red A2468600000

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Mercedes W211 Seat Belt Front Left N/S Black A2118600186

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Mercedes CLS W219 Seat Belt Rear Left N/S Safety Belt Black A2198601985

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Seatbelt Guide Mercedes W209 CLK Left N/S Seat Belt Feeder Guide A2038600182

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Mercedes W204 Rear Seat Belt Upper Pretensioner Right O/S A2048605686

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Mercedes Sprinter W901 Seat Belt Front Left Right Safety A1688601769

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Mercedes SLK R171 Front Seat Cover Left Right N/O/S Heated Nappa Leather Grey

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Mercedes SLK R172 Seat Belt Lower Tensioner Buckle Front Right O/S A1728600469

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Seat Belt Mercedes W211 Saloon Front Left N/S Seatbelt Black A2118607786

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Seat Buckle Mercedes W246 Belt Buckle Latch Rear Central Right A2468603269

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Mercedes SLK R171 Seat Belt Lower Tensioner Front Right O/S Buckle A1978600269

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Part no. A2038601285

Mercedes-Benz CL203 Rear Right O/S Seat Belt Black A2038601285

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Part no. A1648601969-1

Mercedes W164 Seat Belt Latch Centre Rear Buckle Catch Black A1648601969

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Part no. A1768602285-1

Mercedes W176 C117 Seat Belt Front Right O/S Safety Seatbelt Red A1768602285

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