WOOD DALE, ILLINOIS (September 12, 2005) - AAR (NYSE: AIR) today announced that it will release financial results for its first quarter of Fiscal Year 2006 ended August 31, 2005 before the market opens on Wednesday, September 21, 2005.

At 10:30 a.m. CDT, AAR will hold a conference call to discuss the results. The conference call can be accessed via dial-in (1-866-219-5829). A replay of the call will be available (1-888-266-2081; access code 767240) from approximately 1:30 p.m. CDT on September 21 until 11:59 p.m. CDT on Wednesday, September 28, 2005.

AAR is a leading provider of diverse products and value-added services to the worldwide aviation/aerospace industry. Headquartered in Wood Dale, Illinois, with locations around the world, AAR serves commercial and government aircraft fleet operators and independent service customers by providing Aviation Supply Chain services; Maintenance; Repair and Overhaul services; Structures and Systems manufacturing and Aircraft Sales and Leasing. Further information can be found at www.aarcorp.com