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
American IronHorse Hendricson, who ran the company during its second bankruptcy continued to address major problems after the final purchase by Textron Inc in bankruptcy court. Textron liquidated the company in 2008 according to inside sources due to a lack of operating capital, low demand for its motorcycles, and lack of a solid business plan to correct falling custom motorcycle demand in 2008. Several of the company directors continued operating failing dealerships in the custom motorcycle market in Tarrant County Texas. Roadster American IronHorse American IronHorse was an American motorcycle manufacturer that was founded in 1995 by Tim Edmundson and Bill Rucker.