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
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                      	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(f) of the Investment Company Act of 1940	                      	

1. Name and Address of Reporting Person *

POLNASZEK THOMAS J	2. Issuer Name and Ticker or Trading Symbol

OSHKOSH TRUCK CORP [ OSK ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                      _____ 10% Owner
__ X __ Officer (give title below)      _____ Other (specify below)
Vice President and Controller	
(Last)          (First)          (Middle)

C/O OSHKOSH TRUCK CORPORATION, 2307 OREGON STREET	3. Date of Earliest Transaction (MM/DD/YYYY)

6/2/2005		
(Street)

OSHKOSH, WI 54902-7062
(City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)

 	6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person	

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned	
1.Title of Security
(Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. 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  	6/2/2005  	 	M	  	5500  	A	$7.875  	6627.29  	D  	
 	
Common Stock  	6/2/2005  	 	S	  	5500  	D	$79.361   (1)	1182.46   (2)	D  	

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)	
1. Title of Derivate Security
(Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. 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	7. Title and Amount of Securities Underlying Derivative Security
(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					
Option   (3)	$7.875  	6/2/2005  	 	M 	  	  	5500   	  (4)	10/21/2008  	Common Stock  	5500  	$0   (3)	0  	D  	

Explanation of Responses:	
(  1) 	Represents weighted average price. Individual sales by lot ranged from $79.15 to $79.42.	
(  2) 	Includes shares acquired under the Oshkosh Truck Corporation Employee Stock Purchase Plan through 06/03/2005. Between 09/16/2004 and 06/03/2005, the reporting person acquired 55.17 shares under the Oshkosh Truck Corporation Employee Stock Purchase Plan.	
(  3) 	Option (right to buy) granted pursuant to the Company's Stock Plan.	
(  4) 	Vested on various dates. Fully vested as of 9/21/01.	

Reporting Owners	
Reporting Owner Name / Address	Relationships	
	Director	10% Owner	Officer	Other	
POLNASZEK THOMAS J
C/O OSHKOSH TRUCK CORPORATION
2307 OREGON STREET
OSHKOSH, WI 54902-7062			Vice President and Controller		

Signatures		
Thomas J. Polnaszek		6/6/2005	
** Signature of Reporting Person		Date

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).	
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.	
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.