BULB — Volkswagen Volkswagen exploded parts diagram for BULB listing 6 genuine part numbers. Parts on this diagramN 0177222 — BULB (pos 3)141 957 397 A — HOLDER (pos 5)N 0177512 — BULB (pos 6)N 0139681 — SCREW (pos 8)N 0121044 — RET.WASHER (pos 9)N 0177512 — BULB (pos 11)