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 W124 Seat Belt Buckle Rear Middle Centre Latch A1248602969

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Seatbelt Guide Mercedes W209 CLK Right O/S Seat Belt Feeder Guide A2038600282

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Mercedes-Benz Vaneo W414 Rear Right O/S Seat Belt Seatbelt A4148600685

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Seat Belt Mercedes R172 AMG Front Seat Right O/S Safety Belt Black A1728603285

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Mercedes GLC C253 Seat Belt Rear Right O/S Upper Safety Belt Black A2538601200

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Seat Belt Mercedes W901 W903 Saloon Front Left N/S Seatbelt Black A0028607685

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Seat Belt Mercedes W176 Upper Seatbelt Rear Left Right Black A1768600585

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Mercedes CLA X118 Seat Belt Seatbelt Rear Left Right N/O/S A1188600800

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Mercedes W124 Rear Seat Seat Belt Double Latch Center Right A1248601696

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Mercedes CLC CL203 Seat Belt Front Left N/S Upper Safety Belt Black A2038603786

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Mercedes Sprinter W901 Seat Belt Front Left N/S Safety Belt Black A0028607885

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Mercedes W212 Rear Seat Belt Center Middle Safety Belt Black A2128601485

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Mercedes-Benz CLK W208 Rear Seat Left N/S Belt Buckle Tensioner A2088601769

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Mercedes Sprinter W907 Passenger Double Seat Centre Seatbelt Black A9078602200

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Mercedes ML W164 Seat Belt Buckle Rear Right O/S Tensioner A1648601669

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Mercedes ML W164 Rear Seat Bench Centre Belt Black A1648601485

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Mercedes W221 Seatbelt Front Right O/S Safety Seat Belt Grey A2218603285

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Mercedes-Benz CLK-Class C209 Rear Right O/S Seat Belt Black A2038601885

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Mercedes Sprinter W907 Seatbelt Front Left N/S Passenger Seat Belt A9078600700

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Mercedes CLK W209 Seat Belt Front Left Right N/O/S Safety Belt Black A2098601985

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Seat Cover Backrest Mercedes A209 W203 Trim Panel Black A2039100539

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Mercedes-Benz S-Class W220 Mount Bracket Seat Front Right O/S A2209190614

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Seat Belt Buckle Mercedes C205 C238 Front Left N/S Latch A2058601469

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Mercedes ML W164 Seat Belt Rear Right O/S Black A1648602485

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Mercedes W204 Rear Right O/S Seat Belt Black A2048600485

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Mercedes ML W163 Seatbelt Front Right O/S Seat Belt Black A1638603285

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Mercedes-Benz S-Class W220 Front Right O/S Seat Belt Cover Holder A2208600211

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Mercedes W213 Seat Belt Front Left N/S Black A2138600601

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Mercedes Vito W639 Front Seat Belt Right O/S Black A6398603985

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Mercedes W203 Sport Coupe CL203 Seat Belt BlackFront Left N/S A2038606386

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Mercedes W221 Seat Belt Buckle Front Left N/S Latch Tensioner A2218601769

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Mercedes ML-Class W163 Front Left N/S Seatbelt Bracket Seat Belt A1636900714

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Mercedes W207 A207 Seat Belt Rear Right O/S Belt Black A2078601685

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Mercedes W639 Upper Seat Belt Centre Middle Left N/S Seatbelt A6398600885

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Mercedes C209 W209 Seatbelt Feeder Motor Belt Adjuster Motor Right

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Seat Belt Mercedes W205 C238 Coupe Rear Right O/S Upper Seatbelt A2058600685

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Mercedes-Benz E-Class S211 Touring Rear Right O/S Seat Belt Black A2118600685

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Seat Belt Mercedes SLC R172 AMG Front Seat Left N/S Safety Belt Red A1728603185

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Mercedes W251 Seat Belt Upper Rear Right O/S Seatbelt Black A2518608085

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Mercedes-Benz E-Class W210 Front Left N/S Seat Belt Grey A2108609585

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Mercedes ML W164 Rear Seat Belt Seatbelt Right O/S Black A1648602385

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

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Mercedes W203 Seatbelt Rear Right O/S Seat Safety Belt A2038608485

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Mercedes-Benz CLK W208 Front Passenger Seat Belt Buckle Tensioner A2088600869

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Seat Air Module Mercedes W204 W207 Coupe Front Right O/S Side Air A2078605402

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Mercedes-Benz E-Class W211 Sedan Rear Right O/S Seat Belt Black A2118600485

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Mercedes C118 W177 Front Seat Belt Upper Seatbelt Black Left N/S A1188601300

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Mercedes Sprinter W906 Seat Belt Front Left N/S Safety Belt Black A9068600285

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Mercedes C207 Front Adjustment Motor Left N/S Driver's Side 0390203332

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Mercedes C140 Rear Upper Seat Belt Left N/S Side Pretensioner A1408601385

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Mercedes ML W164 Seat Belt Rear Right O/S Upper Belt Black A1648600485

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Mercedes W205 Seat Belt Upper Front Left N/S Seatbelt A2058607700

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Mercedes W447 Front Center Seat Belt Buckle Clip A4478602969

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Seat Belt Buckle Mercedes W205 X253 Rear Middle Centre Right O/S A2058600469

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Seat Belt Buckle Mercedes W205 X253 Rear Middle Centre Right O/S A2058600469

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Mercedes W245 Seat Belt Rear Right O/S Seatbelt Black A1698601885

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Mercedes W205 Seatbelt Seat Upper Belt Front Left N/S A2058606300

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Mercedes-Benz E-Class W210 S210 Rear Right O/S Seat Belt Black A2108601085

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Mercedes W221 Seatbelt Front Right O/S Seat Belt Beige A2218603285

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Mercedes-Benz M Class ML W163 Front Right O/S Seatbelt Bracket Foam A1636900814

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Mercedes SLK R172 Roadster Front Seat Belt Buckle Left N/S Latch Pretensioner

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Mercedes S212 Estate Seat Belt Rear Right O/S Seatbelt Black A2128606085

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Mercedes W177 Seat Buckle Belt Rear Left N/S Seatbelt Lock A1778602100

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Mercedes Vito W447 Two Seater Seat Belt Upper Black Right O/S A4478603085

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Mercedes C209 Seat Belt Feeder Motor Handover Arm Right O/S A2098600282

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Mercedes ML W166 Seatbelt Rear Left N/S Seat Belt Black A1668602786

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Seat Latch Mercedes W246 Rear Seats Bench Buckle Latch Left N/S A2468603169

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Mercedes W205 Seat Belt Seatbelt Front Left N/S Black A2058603401

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Mercedes C140 Seat Belt Feeder Front Left N/S Motor A1408600504

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Mercedes GLC C253 Seat Belt Rear Right O/S Upper Seatbelt Red A2538601200

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Mercedes C205 Coupe Seat Belt Front Left Upper Belt Black A2058601501

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Mercedes SLK R172 Seat Belt Lower Tensioner Buckle Front Left N/S A1728600569

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Mercedes ML W163 Seat Belt Rear Right O/S Black A1638600685

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Mercedes W203 Front Left Right Seat Safety Belt Buckle A2038602269

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Mercedes A B Class W169 W245 Rear Left N/S Seat Belt Latch Buckle A1698602569

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Mercedes Vito W639 Seat Belt Safety Front Left N/S Black A6398603885

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Mercedes-Benz E-Class W210 Front Left Right Seat N/O/S Belt Buckle Tensioner

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Mercedes C238 Coupe Front Seat Belt Seatbelt Right O/S Upper A2388602900

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Mercedes W221 Front Seat Belt Buckle Right O/S Latch Catch Tensioner A2218601669

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Seat Belt Mercedes C117 X156 W176 Upper Rear Centre Middle Seatbelt A1768601885

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Mercedes CLS W219 Seat Belt Rear Right O/S Safety Belt Black A2198602085

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Seat Belt Mercedes W207 A207 C207 Safety Belt Front Left N/S Black A2078605185

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Mercedes Vito W639 Seat Buckle Belt Rear Left N/S Seatbelt Lock A6398600469

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Mercedes C205 Coupe Seat Belt Front Left N/S Upper Belt Cream Beige A2058601501

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Mercedes C238 Coupe Seat Safety Belt Front Left N/S Upper Red A2388602800

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Mercedes SLK R171 Belt Tensioner Seat Buckle Front Left N/S A1718600569

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

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Mercedes W906 Seat Belt Buckle Front Left N/S Seat Safety Belt A9068600369

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Mercedes W204 Seat Belt Rear Centre Middle Seatbelt Red A2048601185

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Belt Latch Mercedes W166 Rear Left N/S Seat Belt Buckle Catch Black A1668600769

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Mercedes W251 Rear Third Row Folding Seat Belt Right O/S Black A2518608285

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Mercedes SLK R171 Seat Belt Tensioner Buckle Latch Front Left N/S A1978600169

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Mercedes W204 Seatbelt Seat Belt Hight Adjuster Regulator Front A2048600988

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Mercedes CL203 Seat Belt Buckle Tensioner Front Left Right N/O/S A2038601969

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Mercedes W124 Front Upper Seat Belt Left N/S Pretensioner Seatbelt A1248602186

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Front Seatbelt Mercedes Sprinter W907 Front Right Driver Seat Belt A9078600200

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Mercedes C204 Seatbelt Front Right O/S Seat Safety Belt Black A2048605286

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Mercedes W203 S203 Seat Belt Height Adjust Front Left Right N/O/S A2038600088

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