New Flyer Industries Inc. (NFI) is a manufacturer of the New Flyer branded heavy-duty transit buses. The business also includes aftermarket parts and support, including the sale of bus parts. The Company operates in two segments: Bus Operations and Aftermarket Operation. The Bus Operations segment derives its revenue from the manufacture of heavy-duty transit buses for public transportation. The Aftermarket Operations segment derives its revenue from the provision of service parts and support related to heavy-duty transit buses and sale of used buses. It designs and manufactures vehicles that are between 30 and 60 feet in length in high and low floor configurations with seating capacity for up to 65 passengers. Heavy-duty transit buses use a variety of propulsion systems in addition to diesel, including diesel electric hybrid systems, compressed natural gas (CNG) or liquid natural gas (LNG) systems, zero emission electric trolleys and select hydrogen fuel cell systems.