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
Sun (motorcycle) Sun (motorcycle) The Sun Cycle & Fittings Co. Ltd. was an English manufacturer of motorcycles, mopeds and bicycles. The company was based in Aston, Birmingham. The company was founded as James Parkes & Son, a brass foundry producing lamp fittings and various other products. In 1885 the company started to manufacture frames and fittings for the bicycle trade. In 1897, the company became The Sun Cycle & Fittings Company Limited, and around the same time began making its own bicycles. The first Sun motorcycle was produced in 1911. The company was taken over by Tube Investments in 1958, and in