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 *
CARDILLO JAMES G
  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)
EXECUTIVE VICE PRESIDENT
(Last)
(First)
(Middle)
777 106TH AVENUE NE
3. Date of Earliest Transaction (Month/Day/Year)
01/11/2008
(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 (1)               9,651 D  
COMMON STOCK (SIP) (2) 01/11/2008   J(3)   0.292 A $ 52.93 24,062.16 D  
COMMON STOCK (SIP) 01/11/2008   J(4)   0.278 A $ 47.47 24,062.438 D  
COMMON STOCK (SIP) 01/11/2008   J(5)   79.733 A $ 54.32 24,142.171 D  
COMMON STOCK (SIP) 01/11/2008   J(6)   0.198 A $ 51.95 24,142.369 D  
COMMON STOCK (SIP) 01/11/2008   J(7)   471.446 A $ 51.21 24,613.815 D  
COMMON STOCK (SIP) 01/11/2008   A(8)   226.709 A $ 49.62 24,840.524 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 (9) $ 12.5             01/01/2005 01/23/2012 COMMON STOCK 36,235 (10)   36,235 (10) D  
STOCK OPTION (9) $ 14             01/01/2006 01/15/2013 COMMON STOCK 33,198   33,198 D  
STOCK OPTION (9) $ 25.3             01/01/2007 01/15/2014 COMMON STOCK 19,486 (10)   19,486 (10) D  
STOCK OPTION (9) $ 32.1             01/01/2008 01/20/2015 COMMON STOCK 27,688 (10)   27,688 (10) D  
STOCK OPTION (9) $ 32.2             01/01/2009 01/26/2016 COMMON STOCK 28,057 (10)   28,057 (10) D  
STOCK OPTION (9) $ 44.6             01/01/2010 01/31/2017 COMMON STOCK 29,640   29,640 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
CARDILLO JAMES G
777 106TH AVENUE NE
BELLEVUE, WA 98004
      EXECUTIVE VICE PRESIDENT  

Signatures

 J. G. Cardillo by D. C. Anderson, Attorney in Fact   01/14/2008
**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) On September 11, 2007 PACCAR declared a stock dividend of one additional share of common stock for every two shares of common stock payable October 9, 2007 to all holders of record of common stock on September 25, 2007. As a result of the stock dividend the reporting person received 3,217 additional shares of PACCAR common stock.
(2) Shares held in PACCAR Savings Investment Plan (SIP). Number of shares adjusted to reflect 50% stock dividend.
(3) Interest on funds held in SIP pending investment in shares reinvested in shares October 17, 2007. (SIP information based on most recent report from SIP trustee - received January 11, 2008).
(4) Interest on funds held in SIP pending investment in shares reinvested in shares November 16, 2007. (SIP information based on most recent report from SIP trustee - received January 11, 2008).
(5) December 5, 2007 dividend on PACCAR Savings Investment Plan (SIP) shares reinvested pursuant to SIP. (SIP information based on most recent report from SIP trustee - received January 11, 2008).
(6) Interest on funds held in SIP pending investment in shares reinvested in shares December 18, 2007. (SIP information based on most recent report from SIP trustee - received January 11, 2008).
(7) January 7, 2008 dividend on SIP shares reinvested pursuant to SIP. SIP information based on most recent report from SIP trustee - received January 11, 2008).
(8) Shares awarded January 10, 2008 under SIP. (SIP information based on most recent report from SIP trustee - received January 11, 2008).
(9) Option to buy awarded under PACCAR Long Term Incentive Plan (LTIP). Number of derivative securities, underlying securities and price adjusted to reflect 50% stock dividend.
(10) Reporting person received $15.74 for a fractional share valued as of October 9, 2007.

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