fifteen components are listed in the schematic for this Gs450s 1987 (h) Finland Italy Austria (e15 E34 E39) Battery .
Some items from this specific schematic: Spacer(6.2x9x7.5), Case Assy,fuse (with Cable), Hose,battery Exhaust, Cushion.
The most expensive part in this assembly is the Battery(yb12b-b2,12v11.6a).