Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
PLIMPTON THOMAS E
   2. Issuer Name and Ticker or Trading Symbol
PACCAR INC [PCAR] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
PRESIDENT
(Last)
(First)
(Middle)
777 106TH AVENUE NE		 3. Date of Earliest Transaction (Month/Day/Year)
01/30/2008
(Street)

BELLEVUE, WA 98004		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
COMMON STOCK 01/30/2008   A(1)   8,328 A $ 45.74 29,725 D  
COMMON STOCK (SIP) (2)               43,195.599 D  

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
STOCK OPTION (3) $ 13.96             01/01/2006 01/15/2013 COMMON STOCK 79,128   79,128 D  
STOCK OPTION (3) $ 25.31             01/01/2007 01/15/2014 COMMON STOCK 55,255   55,255 D  
STOCK OPTION (3) $ 32.11             01/01/2008 01/20/2015 COMMON STOCK 63,990   63,990 D  
STOCK OPTION (3) $ 32.23             01/01/2009 01/26/2016 COMMON STOCK 60,354   60,354 D  
STOCK OPTION (3) $ 44.56             01/01/2010 01/31/2017 COMMON STOCK 31,090   31,090 D  
STOCK OPTION (3) $ 45.74 01/30/2008   A(3)   41,636   01/01/2011 01/30/2018 COMMON STOCK 41,636 (3) 41,636 D  
COMMON STOCK (LTIP) (4) (4)               (4)   (4) COMMON STOCK 7,328.69   7,328.69 D  
COMMON STOCK (DICP) (5) (5)               (5)   (5) COMMON STOCK 4,114.16   4,114.16 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
PLIMPTON THOMAS E
777 106TH AVENUE NE
BELLEVUE, WA 98004		       PRESIDENT  

Signatures

 Thomas E. Plimpton   02/01/2008
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Restricted stock awarded under PACCAR Long Term Incentive Plan (LTIP).
(2) Shares held in PACCAR Savings Investment Plan (SIP).
(3) Option to buy awarded under PACCAR Long Term Incentive Plan (LTIP).
(4) 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.
(5) 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.

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