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<title>Prepared By R.R. Donnelley Financial -- Form 8-K</title>
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<b>UNITED STATES </b></font></div>

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<b>SECURITIES AND EXCHANGE COMMISSION </b></font></div>

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<b>Washington, D.C. 20549 </b></font></div>

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<b>Form 8-K </b></font></div> <div><font Size="1">&nbsp;</font></div>

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<b>Current Report </b></font></div>

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<b>Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 </b></font></div>

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<b>Date of Report (Date of earliest event reported):&nbsp;&nbsp;02/17/2006 </b></font></div>




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<b>QUANTUM FUEL SYSTEMS TECHNOLOGIES WORLDWIDE INC </b></font></div>

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<b>(Exact name of registrant as specified in its charter)</b></font></div>

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<b>Commission File Number:&nbsp;&nbsp;0-49629</b></font></div>

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<b>(State or other jurisdiction of</b></font>
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<div Align="center"><font Face="times New Roman" Size="2" Color="#000000"><b>(IRS Employer</b></font>
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<b>incorporation)</b></font>
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<b>Identification No.)</b></font>
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<b>17872 Cartwright Road, Irvine, CA 92614</b></font></div>


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<b>(Address of principal executive offices, including zip code)</b></font>
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<b>949-399-4500 </b></font>
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<b>(Registrant&#146;s telephone number, including area code)</b></font>
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<b> </b></font>
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<b>(Former name or former address, if changed since last report) </b></font>
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<b>Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:<BR><BR>
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<b>[&nbsp;&nbsp;]&nbsp;&nbsp;
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)<BR><BR>

[&nbsp;&nbsp;]&nbsp;&nbsp;
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)<BR><BR>


[&nbsp;&nbsp;]&nbsp;&nbsp;
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))<BR><BR>


[&nbsp;&nbsp;]&nbsp;&nbsp;
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
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Information to be included in the report</b>
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<b>Item 1.01.&nbsp;&nbsp;&nbsp;&nbsp;Entry into a Material Definitive Agreement</b></font>
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On February 13, 2006, the Registrant entered into an Assignment and Assumption of Option to Purchase Agreement ("Assignment Agreement") with Cartwright, LLC ("Cartwright").  Cartwright is owned by the Registrant's chief executive officer, chief operating officer, chairman of the board and a party unrelated to the Registrant.  <p>Under the Assignment Agreement, attached as Exhibit 10.1, the Registrant assigned to Cartwright for nominal consideration all of its rights and obligations under a certain Option to Purchase Agreement ("Option Agreement").&nbsp;&nbsp;&nbsp;Under the Option Agreement, Registrant had the right to purchase the real property located in Irvine, California that is leased by the Registrant for use as its principal executive offices.&nbsp;&nbsp;&nbsp;<p>The assigment of the Registrant's rights and obligations under the Option Agreement was unanimously approved by the Registrant's independent directors, none of whom are owners of, or have interests in, Cartwright.</font>
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<b>Item 9.01.&nbsp;&nbsp;&nbsp;&nbsp;Financial Statements and Exhibits</b></font>
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(c)  Exhibits<p>10.1  Assignment and Assumption of Option to Purchase Agreement, dated February 13, 2006, between Quantum Fuel Systems Technologies Worldwide, Inc. and Cartwright, LLC.</font>
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<b>Signature(s) </b></font>
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Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto
duly authorized. </font>
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	QUANTUM FUEL SYSTEMS TECHNOLOGIES WORLDWIDE INC</font>
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	Date: February 17, 2006</font>
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	By:</font>
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	/s/&nbsp;&nbsp;&nbsp;&nbsp;W. Brian Olson</font>
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	W. Brian Olson</font>
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	<div><font Face="times New Roman" Size="2" Color="#000000">CFO</font>
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<b>Exhibit Index </b></font>
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	<b>Exhibit&nbsp;No.</b></font>
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	<b>Description</b></font>
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	EX-10.1</font>
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	Assignment and Assumption of Option to Purchase Agreement, dated February 13, 2006, between Quantum Fuel Systems Technologies Worldwide, Inc. and Cartwright, LLC</font>
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Prepared By R.R. Donnelley Financial -- Form 8-K
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Form 8-K
Current Report
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported):  02/17/2006
QUANTUM FUEL SYSTEMS TECHNOLOGIES WORLDWIDE INC
(Exact name of registrant as specified in its charter)
Commission File Number:  0-49629
DE
33-0933072
(State or other jurisdiction of
(IRS Employer
incorporation)
Identification No.)
17872 Cartwright Road, Irvine, CA 92614
(Address of principal executive offices, including zip code)
949-399-4500
(Registrant's telephone number, including area code)
(Former name or former address, if changed since last report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
[  ]  
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
[  ]  
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
[  ]  
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
[  ]  
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Information to be included in the report
Item 1.01.    Entry into a Material Definitive Agreement
On February 13, 2006, the Registrant entered into an Assignment and Assumption of Option to Purchase Agreement ("Assignment Agreement") with Cartwright, LLC ("Cartwright").  Cartwright is owned by the Registrant's chief executive officer, chief operating officer, chairman of the board and a party unrelated to the Registrant.
Under the Assignment Agreement, attached as Exhibit 10.1, the Registrant assigned to Cartwright for nominal consideration all of its rights and obligations under a certain Option to Purchase Agreement ("Option Agreement").   Under the Option Agreement, Registrant had the right to purchase the real property located in Irvine, California that is leased by the Registrant for use as its principal executive offices.
The assigment of the Registrant's rights and obligations under the Option Agreement was unanimously approved by the Registrant's independent directors, none of whom are owners of, or have interests in, Cartwright.
Item 9.01.    Financial Statements and Exhibits
(c)  Exhibits
10.1  Assignment and Assumption of Option to Purchase Agreement, dated February 13, 2006, between Quantum Fuel Systems Technologies Worldwide, Inc. and Cartwright, LLC.
Signature(s)
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto
duly authorized.
QUANTUM FUEL SYSTEMS TECHNOLOGIES WORLDWIDE INC
Date: February 17, 2006
By:
/s/    W. Brian Olson
W. Brian Olson
CFO
Exhibit Index
Exhibit No.
Description
EX-10.1
Assignment and Assumption of Option to Purchase Agreement, dated February 13, 2006, between Quantum Fuel Systems Technologies Worldwide, Inc. and Cartwright, LLC