Prewar 1923-38 4s Posted on June 23, 2020 by zundappfool-admin 1933 K800 NewYork 1933 OK unrestored NYC 1933 Zundapp 20cc Model OK 1934 K500 1935 K800 France 1935 K500 Mexico 1936 K500 Netherlands 1936 K500 1937 K500 Forsheda Sweden 1937 KS500 Germany 1937 KS500 Howell, NJ 1938 K800 Oregon 1938 K800 1938 KS600 1939 K500 Austin, Texas Birkis K500 DS350 Plunger 4-stroke K500 California K500 Germany K500 Netherlands Show K500 K500 Sweden K800 black K800 daily rider K800 Farros Islands K800 Massachusetts K800 Oregon K800 Poland K800 Sidecar Sinsheim K800 K800 Steib NR26 Warsaw, Poland KS500 Brazil KS600 Arkansas KS600 California ZF KS600 France KS600 Poland KS600 Poland KS600 Poland KS600 prewar KS600 Steib sidecar Marco KKS500 after Marco KKS500 before Netherlands Various Zundapps Poland 1929 Z200 Austria