BOXER DESIGN had the idea to create a "2 in 1" motorcycle. In order to give to th epurchaser th epossibility to offer him two feelings for the price of one. Acquiring a roadster to transform it in a supersport or vice-versa, by the means of an accessory kit. What changes on two motorcycles; the clip on handlebars, fairing and head fork, and back hull of saddle. An uncomplicated assembly, which would allow the users to change their piloting, style, personality, while interesting the mechanic of his motorbike. A modular product having an added value in the motorcyclist world. Th epersonality of the SSR Concept reflects above all an evolution of the BOXER VB1 marketed in 2001. The BOXER SSR motorcycles have been designed and developped around the VOXAN V2 engine 1000cc.