Before World War I, the company used De Dion two- and four-cylinder engines in cars that ranged from 1032 cc to 9081 cc; beginning in 1902 (the year Edmund Rumpler became technical director), they used their own engines as well.
Antes de Primeira Guerra Mundial, nos primeiros coches a empresa utilizou motores De Dion de dous e catro cilindros que ían desde 1.032 cc ata 9.081 cc, a partir de 1902 (o ano en que Edmund Rumpler converteuse en director técnico), tamén utilizou os seus propios motores.