seventeen components are shown in this Vz800 Boulevard M50 2009 (k9) Usa California (e03 E33) Gasket Set exploded diagram.
In this schematic the "Gasket(13.8x18.8x4.8) (nas)" is used most often.
The lowest price component in this Gasket Set parts-list fiche is the Gasket(5.8x13x1.2) (nas).