The document summarizes Blue Bird's propane-powered Vision school bus. It utilizes a conventional Type-C school bus chassis powered by propane instead of diesel, providing an affordable and environmentally-friendly alternative fuel option. The propane-powered Vision offers the lowest incremental cost of any large alternative fuel school bus. It has a $12,000 premium over diesel buses and can save up to 57.7% on fuel costs annually depending on mileage and fuel prices. Over 1,300 propane-powered Vision buses have been ordered in 19 states and two Canadian provinces.