HybriDrive hybrid power solutions for city transit buses. commercial trucks, light rail, rail and marine vehicles are energy-efficient and better for the environment than other diesel powered vehicles and many other hybrid vehicle competitors. BAE Systems, the parent company and creator of HybriDrive, has a rich history of creating military vehicles and leading the way in hybrid technology in the transportation industry. The HybriDrive series hybrid propulsion system for buses is already in place in New York, London, California, Canada and more! In New York City, the world's largest hybrid bus fleet is powered by HybriDrive hybrid technology. To date, HybriDrive propulsion systems have carried over 2 million passengers and saved more than 33 million gallons of diesel fuel.