The Combined Nomenclature (CN), v1:2018
8711: Motorcycles, incl. mopeds, and cycles fitted with an auxiliary motor, with or without side-cars; side-cars
https://www.dst.dk/en/Statistik/dokumentation/nomenklaturer/kn?id=97dd4f6e-1b47-43b5-8532-380d3d1b7c2f