021 117 070 A · O-ring Audi genuine (OEM) part number 021 117 070 A, O-ring. Fitted on (3)SEAL. RING — pos 18 (KAT100.BIN)SEAL. RING — pos 6 (KAT100.BIN)SEAL. RING — pos 16 (KAT189.BIN) Open the interactive exploded diagram →