Background Image Bus engines built to last Our bus engines are engineered to ensure healthy operation and consistent uptime as you transport our most precious cargo: people. Request a quote Cummins in action Electric School Buses Inspire Art Zero-emissions school buses were once a dream, but with Blue Bird, we’ve made the dream a reality. Now, the reality is art. See art Trusted Because It’s Tested Our partnership with GILLIG on its newest electric bus illustrates our fierce commitment to quality. See how Updating the classics Play Video Our B6.7 and L9 diesel engines are proven. Watch as our product experts highlight the changes to the latest models, including several technical improvements. Service to keep you moving Choose from our network of over 9,000 service and distributor locations around the globe. Find a Location The lifeline for your engine Connected Diagnostics™ lets you link your engine to Cummins wirelessly for ongoing monitoring and updates. Get Connected Connect with us Get Support Contact Sales Dealer Locator