The different categories
Austrian driving licence categories (Österreichische Führerscheinkategorien) has different categories which are as follows:
Category AM which is for Mopeds and Light Quadricycles
Category A1 which is for , Motorcycles with or without a sidecar with a cylinder capacity not exceeding 125 cc and an engine power not exceeding 11 kW (15 hp); maximum power to weight ratio of 0.1 kW/kgThree-wheeled motor vehicles with an engine power of up to 15 kW (20 hp)
Category A2 which is for Motorcycles with or without a sidecar with an engine power not exceeding 35 kW.
Category A which is for Motorcycles with or without a sidecar
Three-wheeled motor vehicles Category A also covers AM, A1 and A2
Category B which is for Motor vehicles designed for the carriage of no more than eight passengers.