PACCAR INC — Director's Dealing 2003

Oct 6, 2003

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PACCAR INC (PCAR)
CIK: 0000075362
Period of Report: 2003-10-03

Reporting Person: PLIMPTON THOMAS E (PRESIDENT)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2003-10-03	COMMON STOCK (SIP)	J	26.3	$85.91	Acquired	10298.9	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
STOCK OPTION	$27.83	2010-01-25	COMMON STOCK (4869)	4869	Direct
STOCK OPTION	$34.42	2011-01-24	COMMON STOCK (30738)	30738	Direct
STOCK OPTION	$42.31	2012-01-23	COMMON STOCK (26842)	26842	Direct
STOCK OPTION	$47.10	2013-01-15	COMMON STOCK (30112)	30112	Direct
COMMON STOCK (LTIP)	$		COMMON STOCK (995.8)	995.8	Direct

Footnotes

F1: September 5, 2003 dividend on PACCAR Savings Investment Plan (SIP) shares reinvested pursuant to SIP. SIP information based on most recent report from SIP Trustee - received October 3, 2003.

F2: Share units held in deferred phantom stock account under PACCAR Long Term Incentive Plan (LTIP) convertible to common stock on a one-for-one basis upon satisfaction of all applicable vesting conditions.