PNA50-418X COUPLING PNA63 COUPLING PS 27 - PS2755, 2770 +2780; PS 27 55 W 824-00172 824?00176, PS 2755 W;SCHEIBENREIFEN PS 27 W55 PS 27 XX PS 2755 PS 2755 PS 2755 PS 2755W PS 2770 824-00173, PS 2770 GRP;Periflex-Scheibenreifen-Gruppe PS 2770 W PS 2780 W PS 3480 W PS27 55W