PACCAR Announces Quarterly Cash Dividend

September 13, 2011, Bellevue, Washington – PACCAR’s Board of Directors declared a quarterly cash dividend of eighteen cents ($.18) per share payable December 5, 2011, to stockholders of record at the close of business on November 18, 2011, 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.  PACCAR also designs and manufactures advanced diesel engines and provides financial services and information technology and distributes truck parts related to its principal business.

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