PACCAR INC — Director's Dealing 2012

Jan 6, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PACCAR INC (PCAR)
CIK: 0000075362
Period of Report: 2012-01-03

Reporting Person: PLIMPTON THOMAS E (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-01-03	COMMON STOCK	A	2578	$38.80	Acquired	70389	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-01-05	COMMON STOCK (LTIP)	$	J	136.0334	Acquired		COMMON STOCK (136.0334)	Direct
2012-01-05	COMMON STOCK (DICP)	$	J	76.3659	Acquired		COMMON STOCK (76.3659)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
COMMON STOCK (SIP)	46607.539	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
STOCK OPTION	$32.11	2015-01-20	COMMON STOCK (23990)	23990	Direct
STOCK OPTION	$32.23	2016-01-26	COMMON STOCK (60354)	60354	Direct
STOCK OPTION	$44.56	2017-01-31	COMMON STOCK (46635)	46635	Direct
STOCK OPTION	$45.74	2018-01-30	COMMON STOCK (41636)	41636	Direct

Footnotes

F1: Restricted stock awarded under PACCAR Restricted Stock and Deferred Compensation Plan for Non-Employee Directors (RSDCP).

F2: Shares held in PACCAR Savings Investment Plan (SIP).

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

F4: 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.

F5: Dividend on share units held in deferred phantom stock account under LTIP reinvested pursuant to LTIP.

F6: 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.

F7: Dividend on share units held in deferred phantom stock account under DICP reinvested pursuant to DICP.