12644073 - Seal ring OE number by BUICK, CADILLAC, CHEVROLET, FIAT, GENERAL MOTORS, GMC, HUMMER, OLDSMOBILE, OPEL, PONTIAC, SATURN

  OE Number - stands for Original Equipment Number - the number of complete component or sub-assembly that was originally fitted to the vehicle. OE Number is interchangeable with the term Genuine Number