Formulate an answer to this elaborate question: What car models used the same Saxomat clutch as the automobiles produced by former East German auto maker VEB Sachsenring Automobilwerke Zwickau in Zwickau, Saxony?
Fiat 1800, Lancia Flaminia, Saab 93, Borgward Isabella, Goliath/Hansa 1100, Auto Union 1000, Ford Taunus