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 *
TEMBREULL MICHAEL A
  2. Issuer Name and Ticker or Trading Symbol
PACCAR INC [PCAR]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
VICE CHAIRMAN
(Last)
(First)
(Middle)
777 106TH AVENUE NE
3. Date of Earliest Transaction (Month/Day/Year)
09/05/2006
(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               41,497 (1) D  
COMMON STOCK (SIP) (2)               36,079.3 (2) 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) $ 18.8 (4)             01/01/2005 01/23/2012 COMMON STOCK 102,525 (4)   102,525 (4) D  
STOCK OPTION (3) $ 20.93 (4)             01/01/2006 01/15/2013 COMMON STOCK 99,747 (4)   99,747 (4) D  
STOCK OPTION (3) $ 37.97 (4)             01/01/2007 01/15/2014 COMMON STOCK 54,234 (4)   54,234 (4) D  
STOCK OPTION (3) $ 48.17 (4)             01/01/2008 01/20/2015 COMMON STOCK 55,989 (4)   55,989 (4) D  
STOCK OPTION (3) $ 48.34 (4)             01/01/2009 01/26/2016 COMMON STOCK 52,809 (4)   52,809 (4) D  
COMMON STOCK (LTIP) (5) (5) 09/05/2006   J(6)   174.5     (5)   (5) COMMON STOCK 174.5 $ 56.38 49,357.4 (7) D  
COMMON STOCK (DICP) (8) (8) 09/05/2006   J(9)   116.6     (8)   (8) COMMON STOCK 116.6 $ 56.38 32,977.55 (10) D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
TEMBREULL MICHAEL A
777 106TH AVENUE NE
BELLEVUE, WA 98004
  X     VICE CHAIRMAN  

Signatures

 M. A. Tembreull   09/06/2006
**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 July 11, 2006 PACCAR declared a stock dividend of one additional share of common stock for every two shares of common stock payable August 10, 2006 to all holders of record of common stock on July 27, 2006. As a result of the stock dividend the reporting person received 13,832 additional shares of PACCAR common stock on August 10, 2006.
(2) Shares held in PACCAR Savings Investment Plan (SIP). Shares not adjusted for 50% stock dividend pending receipt of SIP trustee's report.
(3) Option to buy awarded under PACCAR Long Term Incentive Plan (LTIP).
(4) Number of derivative securities, underlying securities and price adjusted to reflect 50% stock dividend.
(5) 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.
(6) Dividend on share units held in deferred phantom stock account under LTIP reinvested pursuant to LTIP.
(7) Pursuant to the anti-dilution provisions of the LTIP, total adjusted by 16,394.3 additional units to reflect 50% stock dividend.
(8) 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.
(9) Dividend on share units held in deferred phantom stock account under DICP reinvested pursuant to DICP.
(10) Pursuant to the anti-dilution provisions of the DICP, total adjusted by 10,953.7 additional units to reflect 50% stock dividend.
 
Remarks:
Fractional shares rounded to nearest 1/10.

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