A4579971045 - O-ring, o-ring set OE number by MERCEDES-BENZ

MERCEDES-BENZ :   A457 997 1045, A457 997 10 45
  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

Replacement parts compatible with OE numbers