Alison Transmission reduced the available commitments under its revolving credit facility to $450 million and amended other provisions of the senior secured credit facility. Citicorp served as administrative agent.

According to a related 8-K filing, Citicorp North America served as administrative agent for the transaction.

The company also completed its previously announced offering of $1 billion in aggregate principal amount of 5% senior notes due 2024 in a private placement exempt from registration under the Securities Act of 1933.

Indianapolis-based Alison Transmission is a manufacturer of fully automatic transmissions for medium- and heavy-duty commercial vehicles and is a leader in hybrid-propulsion systems for city buses.