PACCAR Announces Dividend

December 7, 2004, Bellevue, Washington PACCAR Incs Board of Directors today declared a quarterly cash dividend in the amount of twenty cents ($.20) per share, payable March 4, 2005, to stockholders of record at the close of business on February 18, 2005, according to Mark C. Pigott, PACCAR chairman and chief executive officer.

PACCAR, celebrating its 100th year in 2005, is one of the leading global technology companies and delivers exceptional results in the capital goods and financial services markets, said Pigott.  PACCAR has paid a regular quarterly cash dividend every year since 1941 and its shareholder return has exceeded the Standard & Poors 500 Index for the previous one-, five- and ten-year time periods.

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, DAF and Foden nameplates.  It also provides financial services and distributes truck parts related to its principal business.  In addition, the Bellevue, Washington-based company manufactures industrial winches under the Braden, Gearmatic and Carco nameplates.

PACCAR shares are traded on the Nasdaq Stock Market, symbol PCAR, and its homepage can be found at www.paccar.com.