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=bdccfab4-a71c-4f32-8b96-d3d9ed56013c