The Combined Nomenclature (CN), v1:2021
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=49fd4a4b-3be3-4389-9b78-b2a56918d44c