Roehr Motorcycle Company hp 936cc 60° 4-stroke V-twin manufactured by US Highland was revealed in 2004. Roehr introduced the V-Roehr production motorcycle in March 2007. The bike was to be powered by a 180 hp supercharged Harley Davidson 1250 cc "Revolution" engine. Production of the first 50 bikes was scheduled to begin in 2008. Roehr Motorcycle Company Roehr Motorcycle Company was a US motorcycle manufacturer based Gurnee, Illinois. It closed down in 2012. In 1995 Walter Roehrich began construction of the 500 cc two stroke v-twin motorcycle, using Yamaha YZ250 engine parts on a prototype crankcase. The result was the 115 hp Roehr
Mondial (motorcycle manufacturer) specification design of chassis and styling. The firm currently offers four variants to the market. The traditionally styled 'café-racer' HPS, available with a 125cc and 250cc engine, as well as the off-road, sportier styled SMT and SMX models. World Championship 1949 World Championship 1950 World Championship 1951 World Championship 1957 After the 1957 Grand Prix season, the major Italian motorcycle manufacturers including Gilera, Moto Guzzi, MV Agusta and Mondial announced that they would pull out of Grand Prix competition citing increasing costs and diminishing sales. 1951 Isle of Man TT 1957 Isle of Man TT Mondial (motorcycle manufacturer) FB Mondial