Le Mans, Rosier, together with Italian coachbuilder Rocco Motto, designed a cabriolet, still using 4CV Renault sub assemblies. This model was built in a quantity of about 200 units by Brissonneau. It was even introduced at a car show in New York. Some time later he designed a roadster using Renault Frégate elements with an aluminum body developed by Rocco Motto, on a multi-tubular frame. The engine was seriously revised, the body was lightened, the results was an interesting 950 kg for 80 hp. Death On 7 October 1956 Louis Rosier was competing in the Coupe du Salon sports car race at Montlhéry in a Ferrari 750 Monza. During the race he crashed, sustaining head injuries. Three weeks later, on 29 October 1956, Rosier succumbed to the injuries received in the crash. Racing record Post WWII Grandes Épreuves results (key) Complete Formula One World Championship results (key) (Races in bold indicate pole position; Races in italics indicate fastest lap) Notes – Shared drive with Charles Pozzi Complete Formula One non-championship results (key) (Races in bold indicate pole position; Races in italics indicate fastest lap) Complete 24 Hours of Le Mans results References 1905 births 1956 deaths French racing drivers French Formula One drivers Ecurie Rosier Formula One drivers Maserati Formula One drivers Talbot Formula One drivers Grand Prix drivers Racing drivers who died while racing Sport deaths in France 24 Hours of Le Mans drivers 24 Hours of Le Mans winning drivers World Sportscar Championship drivers Formula One team owners Carrera Panamericana drivers