After the good results at the 24 Hours of Le Mans in 1924, Lorraine-Dietrich was the dominator of the 1925 edition, with the B3-6 model with a 3500cc inline 6-cylinder engine. Henri De Courcelles and André Rossignol covered 2233.982 km at an average of 93.082 km / h, beating the Sunbeam of Chassage / Davis and another Lorraine-Dietrich, piloted by Stalter and Brisson.