In 1924 Hispano-Suiza introduced the T-48, it was a part of the "T" series that included its brother, the T49. The car was based on the Hispano-Suiza H6, only it was a smaller version. The T-48 was an innovative car for 1924. One such innovation was an overhead-cam 2.5L four-cylinder engine producing 60hp. Hispano-Suiza was considered a chief competitor to Isotta-Fraschini, Rolls-Royce, and Bugatti. By 1933 T-48 production stopped to make way for new models such as the Hispano-Suiza J12.