PACCAR INC — Director's Dealing 2008

Mar 6, 2008

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PACCAR INC (PCAR)
CIK: 0000075362
Period of Report: 2008-03-05

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

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2008-03-05	COMMON STOCK (LTIP)	$	J	322.47	Acquired		COMMON STOCK (322.47)	Direct
2008-03-05	COMMON STOCK (DICP)	$	J	215.46	Acquired		COMMON STOCK (215.46)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
COMMON STOCK	133901	Direct
COMMON STOCK (SIP)	87496.701	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
STOCK OPTION	$25.31	2014-01-15	COMMON STOCK (34759)	34759	Direct
STOCK OPTION	$32.11	2015-01-20	COMMON STOCK (83983)	83983	Direct
STOCK OPTION	$32.23	2016-01-26	COMMON STOCK (79213)	79213	Direct
STOCK OPTION	$44.56	2017-01-31	COMMON STOCK (60450)	60450	Direct
STOCK OPTION	$45.74	2018-01-30	COMMON STOCK (52776)	52776	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: Dividend on share units held in deferred phantom stock account under LTIP reinvested pursuant to LTIP.

F5: 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.

F6: Dividend on share units held in deferred phantom stock account under DICP reinvested pursuant to DICP.