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    Learn how you can ensure the performance and durability of your Allison transmission.


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  • We Are Allison

    Allison Transmission is the world’s largest manufacturer of fully automatic commercial-duty transmissions, and is a leader in hybrid-propulsion systems.


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Investor Relations

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.

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