The Citroën 7cv, 11cv and 15cv or Traction Avant as the French called it was made into 4 different main versions, the Legère, Cabriolet, Normal and Familiale or Berlines. Citroën 15cv represents the last two which had a longer wheel base. In 1952-53 Citroën introduced the big or long boot version, these funny bulgy boots had been appearing even on some earlier models.