501 / 601
outros fabricantes
Arial BMW BSA Douglas Ducati Gilera Harley Davidson Heinkel Honda Horex Indian ISO JAWA Kawasaki Laverda Incomparável Motobecane Moto-Guzzi MZ Norton NSU Panther Parilla Rabbit Royal Enfield • Sunbeam • Suzuki • Triumph • Velocette • Victoria • Vincent • Yamaha