030 107 103 CK · piston Volkswagen genuine (OEM) part number 030 107 103 CK, piston. Fitted on (3)PISTON — pos 1 (KAT303.BIN)PISTON — pos 1 (KAT350.BIN)PISTON — pos 1 · 510 (KAT508.BIN) Open the interactive exploded diagram →