Alcoa Automotive Castings Wins Supplier of the Year Award from Delphi

FARMINGTON HILLS, Mich.--Aug. 3, 20051, 2005--Alcoa announced today that its Alcoa Automotive Castings business received the Best Supplier Award from Delphi's Energy & Chassis Division in Saginaw, Michigan. Delphi is a world leader in automotive systems and components. AAC was commended for its customer responsiveness, proactive communications and continuous improvement efforts.

AAC supplies Delphi with Vacuum Riser-less and Pressure Riser-less (VRC/PRC) aluminum front and rear knuckles that are used on the suspension system of automobiles. VRC/PRC permanent mold casting is a superior technology developed by Alcoa that produces high quality structurally focused castings.

"Our dedication and team efforts have earned us this recognition," said Allen Zwierzchowski, president of Alcoa Automotive Castings. "This achievement reinforces our commitment to quality and highlights our mission of outstanding customer service every day."

Alcoa produces the knuckles at the company's Michigan Casting Center.

About Alcoa Automotive Castings

Alcoa Automotive Castings is headquartered at the Alcoa Automotive Center in Farmington Hills, Michigan, USA, with design offices in Frickenhausen, Germany as well as at the Automotive Center. It has production facilities in Farsund, Norway, as well as in Michigan and Kentucky. AAC is the premier manufacturer of components for the suspension and chassis markets and produce sub-frames, cradles, knuckles, brackets and control arms. www.alcoa.com