PACCAR INC — Director's Dealing 2004

Feb 10, 2004

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PACCAR INC (PCAR)
CIK: 0000075362
Period of Report: 2004-02-09

Reporting Person: FLYNN PATRICK F (VICE PRESIDENT)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2004-02-09	COMMON STOCK	M	5000	$22.94	Acquired	5000	Direct
2004-02-09	COMMON STOCK	S	300	$56.50	Disposed	4700	Direct
2004-02-09	COMMON STOCK	S	500	$56.51	Disposed	4200	Direct
2004-02-09	COMMON STOCK	S	900	$56.52	Disposed	3300	Direct
2004-02-09	COMMON STOCK	S	100	$56.53	Disposed	3200	Direct
2004-02-09	COMMON STOCK	S	2600	$56.54	Disposed	600	Direct
2004-02-09	COMMON STOCK	S	600	$56.55	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2004-02-09	STOCK OPTION	$22.94	M	5000	Disposed	2011-01-24	COMMON STOCK (5000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
COMMON STOCK (SIP)	2009.4	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
STOCK OPTION	$28.20	2012-01-23	COMMON STOCK (15099)	15099	Direct
STOCK OPTION	$31.40	2013-01-15	COMMON STOCK (13174)	13174	Direct
STOCK OPTION	$56.95	2014-01-15	COMMON STOCK (7617)	7617	Direct

Footnotes

F1: Shares held in PACCAR Savings Investment Plan (SIP).

F2: On December 9, 2003 PACCAR declared a stock dividend payable February 5, 2004 to all holders of record of common stock on January 19, 2004 of one additional share of common stock for every two shares of common stock. As a result of the stock dividend the reporting person received 669.8 additional shares of PACCAR common stock on February 5, 2004.

F3: Option to buy awarded under PACCAR Long Term Incentive Plan.

F4: This option was previously reported as an option for 11,526 shares of common stock at an exercise price of $34.42. Number of derivative securities, underlying securities and price adjusted to reflect 50% stock dividend.

F5: Number of derivative securities, underlying securities and price adjusted to reflect 50% stock dividend.

F6: Number of derivative securities, underlying securities and price adjusted to reflect 50% stock dividend. Reporting person received $12.53 for a fractional share, valued as of January 19, 2004.