PACCAR INC — Director's Dealing 2004

Jul 29, 2004

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PACCAR INC (PCAR)
CIK: 0000075362
Period of Report: 2004-07-28

Reporting Person: TEMBREULL MICHAEL A (Director, VICE CHAIRMAN)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2004-07-28	COMMON STOCK	M	10000	$18.56	Acquired	31024	Direct
2004-07-28	COMMON STOCK	S	5002	$58.00	Disposed	26022	Direct
2004-07-28	COMMON STOCK	S	100	$58.17	Disposed	25922	Direct
2004-07-28	COMMON STOCK	S	100	$58.18	Disposed	25822	Direct
2004-07-28	COMMON STOCK	S	1000	$58.23	Disposed	24822	Direct
2004-07-28	COMMON STOCK	S	1000	$58.25	Disposed	23822	Direct
2004-07-28	COMMON STOCK	S	1798	$58.31	Disposed	22024	Direct
2004-07-28	COMMON STOCK	S	1000	$58.34	Disposed	21024	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2004-07-28	STOCK OPTION	$18.56	M	10000	Disposed	2010-01-25	COMMON STOCK (10000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
COMMON STOCK (SIP)	33027.2	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
STOCK OPTION	$22.94	2011-01-24	COMMON STOCK (86449)	86449	Direct
STOCK OPTION	$28.20	2012-01-23	COMMON STOCK (71901)	71901	Direct
STOCK OPTION	$31.40	2013-01-15	COMMON STOCK (66498)	66498	Direct
STOCK OPTION	$56.95	2014-01-15	COMMON STOCK (36156)	36156	Direct
COMMON STOCK (LTIP)	$		COMMON STOCK (30285.6)	30285.6	Direct
COMMON STOCK (DICP)	$		COMMON STOCK (20234.9)	20234.9	Direct

Footnotes

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

F2: Option to buy awarded under PACCAR Long Term Incentive Plan (LTIP).

F3: Share units held in deferred phantom stock account under LTIP convertible to common stock on a one-for-one basis upon satisfaction of all applicable vesting conditions.

F4: Share units held in deferred phantom stock account under PACCAR Deferred Incentive Compensation Plan (DICP) convertible to common stock on a one-for-one basis upon satisfaction of all applicable vesting conditions.