PACCAR Announces Quarterly Cash Dividend

September 17, 2008, Amsterdam, the Netherlands PACCARs Board of Directors declared a quarterly cash dividend in the amount of eighteen cents ($.18) per share, payable December 5, 2008, to stockholders of record at the close of business on November 18, 2008, according to Mark C. Pigott, PACCAR chairman and chief executive officer.

Peterbilt and Kenworth launched their new medium-duty diesel-electric hybrid trucks this month.  These new products, which offer up to 30 percent fuel efficiency improvements in urban applications, add to PACCARs extensive portfolio of environmentally friendly vehicles, climate control systems to reduce engine idle time and liquefied natural gas (LNG) vehicles, said Tom Plimpton, PACCAR vice chairman.

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 Stock Market, symbol PCAR, and its homepage is www.paccar.com.