A moped user’s risk of being killed on the road is much higher than that of a motorist. If numerous studies have been performed for bikers, much rarer are works dealing with moped users, who however represent a population of vulnerable users. Compared with bikers and other types of road users, this population of low cylinder users has the particularity of being made up of a majority of teenagers, that is, riders with little experience, little training and the particular problems linked with this age group. This qualitative study proposes to investigate the social representation of the moped among French teenage boys with the method of little stories. It deals with group influence on driving and taking risks.