The Rubber,frame Cover is the most widely applied product in the GSX550EF 1984 (E) (E01 E02 E04 E16 E17 E18 21 22 24 25 26 34 39) FRAME COVER (GSX550EE) ( four times ).
Some items from this specific schematic: Cushion, Emblem, Fuel Cock, Tape Set, Frame Cover Lh, Cover, Frame Rh (red).