Sec Form 4 Filing - GANGL KENNETH R @ PACCAR INC - 2008-01-11

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 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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1. Name and Address of Reporting Person GANGL KENNETH R 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 _____ Officer (give title below) X __ Other (specify below) VICE PRESIDENT & TREASURER (Last) (First) (Middle) 777 106TH AVENUE NE 3. Date of Earliest Transaction (MM/DD/YY) 01/11/2008 (Street) BELLEVUE, WA98004 4. If Amendment, Date Original Filed (MM/DD/YY) 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 ) 17,583 D COMMON STOCK (ESPP) ( 2 ) 295.95 D COMMON STOCK (SIP) ( 3 ) 01/11/2008 J( 4 ) 0.059 A $ 52.93 4,850.113 D COMMON STOCK (SIP) 01/11/2008 J( 5 ) 0.056 A $ 47.47 4,850.169 D COMMON STOCK (SIP) 01/11/2008 J( 6 ) 16.071 A $ 54.32 4,866.24 D COMMON STOCK (SIP) 01/11/2008 J( 7 ) 0.04 A $ 51.95 4,866.28 D COMMON STOCK (SIP) 01/11/2008 J( 8 ) 95.028 A $ 51.21 4,961.308 D COMMON STOCK (SIP) 01/11/2008 A( 9 ) 226.709 A $ 49.62 5,188.017 D

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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 ( 10 ) $ 32.11 01/01/2008 01/20/2015 COMMON STOCK 17,406 17,406 D STOCK OPTION ( 10 ) $ 32.23 01/01/2009 01/26/2016 COMMON STOCK 25,744 ( 11 ) 25,744 D STOCK OPTION ( 10 ) $ 44.56 01/01/2010 01/31/2017 COMMON STOCK 21,279 21,279 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other GANGL KENNETH R 777 106TH AVENUE NE BELLEVUE, WA98004 VICE PRESIDENT & TREASURER Signatures Kenneth R. Gangl 01/14/2008 Signature of Reporting Person Date

Explanation of Responses:

( 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 5,861 additional shares of PACCAR common stock. ( 2 )Shares held in the PACCAR Inc Employee Stock Purchase Plan (ESPP). Total adjusted to reflect 50% stock dividend. ( 3 )Shares held in PACCAR Savings Investment Plan (SIP). Number of shares adjusted to reflect 50% stock dividend. ( 4 )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). ( 5 )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). ( 6 )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). ( 7 )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). ( 8 )January 7, 2008 dividend on SIP shares reinvested pursuant to SIP. ( 9 )Shares awarded January 10, 2008 under SIP. (SIP information based on most recent report from SIP trustee - received January 11, 2008). ( 10 )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. ( 11 )Reporting person received $12.40 for a fractional share valued as of October 9, 2007.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* 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).

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