AAR to Announce Fourth Quarter 2009 Results on July 14, 2009

On Wednesday, July 15, 2009, at 7:30 a.m. CDT, AAR will hold a conference call to discuss the results. The conference call can be accessed by calling 866-793-1299 from inside the U.S. or 703-639-1306 from outside the U.S.

A replay of the conference call will also be available by calling 888-266-2081 from inside the U.S. or 703-925-2533 from outside the U.S. (access code 1370009). The replay will be available from 11:30 a.m. CDT on July 15, 2009, until 11:59 p.m. CDT on July 22, 2009.

AAR is a leading provider of products and value-added services to the worldwide aerospace and defense industry. With facilities and sales locations around the world, AAR uses its close-to-the-customer business model to serve airline and defense customers through four operating segments: Aviation Supply Chain; Maintenance, Repair and Overhaul; Structures and Systems and Aircraft Sales and Leasing. More information can be found at www.aarcorp.com.