Z-98 100cc; powered with the rilable Sachs engine, developes (sic) 4 horsepower; 35-40 miles per hour; 26 x 2.50 wheels.
Image from a two-page "Zundapp in 1956" brochure produced by U.S.A. distributor International Motorcycle Company, scanned by Florian Simala and forwarded by Sheldon Arbut
Zündapp Model List