4F0 863 278 AP · KNOB Audi genuine (OEM) part number 4F0 863 278 AP, KNOB. Fitted on (2)KNOB — pos (1) · PR:5TZ (KAT448.BIN)KNOB — pos (1) · PR:5TZ+6Q3 (KAT648.BIN) Open the interactive exploded diagram →