Mercedes-Benz truck valve stem seals
ELRING 567.401 valve stem seal
15 mm12 mmTFE (tetrafluoroethylene)/ACM (polyacrylate rubber)
US$1.11per piece
ELRING 310.751 valve stem seal
17.5 mm12 mmTFE (tetrafluoroethylene)/ACM (polyacrylate rubber)
US$0.56per piece