Our traditional motorcycles naturally overwinter indoors. Nothing could happen to her, right? We have heard too often horror stories about collapsing bikes and cats sharpening their nails on buddy seats. We go for a hibernation under a motorcycle cover.
But then choose a breathable one. This allows any condensation to escape. The convincing 'plestik' specimens do not do that. And let the engine itself evaporate this winter on a nice dry day without pajamas