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.
Bus engines as versatile as your fleet
Featured Engine
B6.7 for School Bus
The latest iteration of our best-selling bus engine reduces operating costs and increases uptime.
Featured Engine
L9 for Transit Bus
The Cummins L9 diesel engine delivers outstanding productivity with the best power-to-weight ratio in its class.
Updating the classics
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.
The lifeline for your engine
Connected Diagnostics™ lets you link your engine to Cummins wirelessly for ongoing monitoring and updates.