September 15, 2009, Bellevue, Washington – PACCAR’s Board of Directors declared a quarterly cash dividend in the amount of nine cents ($.09) per share, payable December 7, 2009 to stockholders of record at the close of business on November 19, 2009, according to Mark C. Pigott, PACCAR chairman and chief executive officer.

PACCAR is a global technology leader in the design, manufacture and customer support of high-quality light-, medium- and heavy-duty trucks under the Kenworth, Peterbilt and DAF nameplates. It also provides financial services and information technology and aftermarket support for its customers worldwide.

PACCAR shares are traded on the Nasdaq Global Select market, symbol PCAR, and its homepage is www.paccar.com.