If your front passenger side seatbelt no longer recoils back like it should, then this is the solution you need. The retraction mechanism has been repaired and rebuilt to restore its functionality. EARLY w123 seatbelt tensioner assembly as shown. Please view photos to make sure your buckle matches what is shown. Go by the part number and make sure it matches what is in your vehicle. Any questions as to fitment, please ask! You get what is in the photos only.