Find an Allison authorized service facility near you. Find a facility
Learn how you can ensure the performance and durability of your Allison transmission.
Calculate fluid intervals
Allison Transmission is the world’s largest manufacturer of fully automatic commercial-duty transmissions, and is a leader in hybrid-propulsion systems.
Learn More
Find the technical information and factory resources for your Allison transmission.
Allison Transmission is the world’s largest manufacturer of fully automatic transmissions for medium- and heavy-duty commercial vehicles and is a leader in hybrid-propulsion systems for city buses.