During the 192Os the main models were the Ballot-engined 9/ 12 cv ( 1692cc) and the 12/15 cv (2997cc) and the SCAP-engined 8/10 cv (l393cc). A 1492cc six was offered in 1927, and raced with success. La Licorne, bolstered in decline by the 5 cv (905cc) and the 8 cv (1450cc), conventional front-engined, rear-wheel-drive cars using the front-wheel-drive Citroën body.
At the outbreak of the war, two new cars-a 6cv and 8 cv were made, but it was too late. After a prototype had been shown at the Paris Show in 1949, the works closed forever.
The company had a sporting reputation. In the 1925 Tour de France, for example, it confirmed this reputation when three cars finished 1st, 2nd and 3rd only 4 mètres apart. The 1927 production car had a 1500cc, six cylindre, twin OHC engine, and was capable of 165 km/h.
In 1930 the company name was changed again to simply La Licorne. It produced a 5 hp (905cc) and an 8 hp (1450cc). That year the La Licorne had its most brilliant victory by winning the Monte-Carlo Rally. That same year the company entered an agreement with Citroën to make front-engined, rear-wheel-drive cars using Citroën bodies.
A prototype 14 hp La Licorne was shown at the Paris Show in 1949, but was never produced, and the works closed forever.
The La Licorne Normandy, that resumes the cash register of the 11 Normal one, but keeps the dashboard to central faces to the end; she could receive to the choice, the 11CV Citroën 46CH Traction 11, (type LSL-319), the 11CV Unicorn 55CH of 2000CC (LSL-319), or at last the 14CV Unicorn, always in four cylinders, 2438CC -70CH (LSL-424). The two last types were equally available in convertible, Big Weekend Models, during longud Junior Weekend corresponding to the Rivoli.