Mercedes 300 Series Seat Belt Extender


Save $5 on any 2 extenders and $10 on any 3.

The Mercedes-Benz 300 Series of vehicles does not have any extender options available. If you have reason to believe that your Mercedes-Benz 300 Series vehicle may have seat belts with extender options available, please contact us.

If you have a car that was manufactured after the year 2000, please review the model or series and consider whether or not it may be a different vehicle. If it has a letter before the number, it may be a part of that Mercedes "Class." We encourage you to check the list here for a better match.

This product is for those who otherwise can’t buckle up. The seat belt extender’s metal tongue should click into the receptacle of the vehicle’s seat belt and the seat belt’s metal tongue should click into the receptacle of the seat belt extender. However, read and abide by your car manufacturer’s owner’s manual prior to installation or use of this product, which may not be compatible with your car. Failure to read and abide by manufacturer’s warning regarding purchase, use and installation could result in serious injury. Adults and children who can use the existing seat belt should not use an extender. Such unnecessary use, including with child restraints, could result in serious personal injury or death in the event of an accident. Read and abide by safety notes included with the extender and on the manufacturer’s product tag. Authorized reseller of seat belt extenders. See Disclaimer for more information.