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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549



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FORM 10-K



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|x | ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
|- | ------------------------------------------------------------------------------------

For the fiscal year ended December 31, 2006

Or



| ̈ | TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
|- | ----------------------------------------------------------------------------------------

Commission file number 333-105855-01



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FIFTH THIRD AUTO TRUST 2004-A

(Exact name of Issuing Entity as specified in its charter)

CITIGROUP VEHICLE SECURITIES INC.

(Exact name of Depositor as specified in its charter)



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|                                                               |  |                                        
|-------------------------------------------------------------- |  | ---------------------------------------
|Delaware                                                       |  | 45-0518753                             
|(State or other jurisdiction of incorporation or organization) |  | (I.R.S. Employer Identification Number)

390 Greenwich Street

New York, New York 10013

(Address of principal executive offices) (Zip Code)

Registrants telephone number, including area code:

(212) 723-3803



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Securities registered pursuant to Section 12(b) of the Securities Exchange Act: None

Securities registered pursuant to Section 12(g) of the Securities Exchange Act: None

Indicate by check mark if the
registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.   Yes: ̈No:  x

Indicate by check mark if the registrant is not required to file
reports pursuant to Section 13 or Section 15(d) of the Securities Exchange Act.    Yes:  x    No: ̈

Indicate by check mark whether the registrant (1) has filed all reports required
to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing
requirements for the past 90 days.    Yes:  x    No: ̈

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein, and will not be
contained, to the best of registrants knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K.  x

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, or a non-accelerated filer. See definition of
accelerated filer and large accelerated filer in Rule 12b-2 of the Securities Exchange Act. (Check one):



|                          |  |                     |  |                          
|------------------------- |  | ------------------- |  | -------------------------
|Large accelerated filer: ̈ |  | Accelerated filer: ̈ |  | Non-accelerated filer:  x

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Securities
Exchange Act).    Yes  : ̈No:  x

State the aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was
last sold, or the average bid and asked price of such common equity, as of the last business day of the registrants most recently completed second fiscal quarter. None

Issuer does not have any voting stock.

Documents incorporated by reference: See Item 15(a)



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RIDER 1A

INTRODUCTORY NOTE

The transaction to which this Form 10-K relates was registered with the Securities and Exchange
Commission on Form 424B5 and closed on June 18, 2004 and therefore is not subject to the requirements of Regulation AB.

PART I

ITEM 1. BUSINESS

This Annual Report
on Form 10-K is filed with respect to Fifth Third Auto Trust 2004-A (the Trust), a Delaware statutory trust formed pursuant to a Trust Agreement, dated as of May 28, 2004 between Citigroup Vehicle Securities Inc., as depositor, and
Wilmington Trust Company, as owner trustee. The Trust issued $718,125,000 in aggregate principal amount of asset-backed notes, Classes A-1, A-2, A-3 and A-4 (the Notes) pursuant to an Indenture, dated as of June 1, 2004 (the
Indenture), between the Trust and The Bank of New York, as indenture trustee. Pursuant to the Indenture, the Trust also issued $20,625,000 in aggregate principal amount of asset-backed notes, Class B, which were not offered to the
public.

ITEM 1A. RISK FACTORS

Not
applicable.

ITEM 1B. UNRESOLVED STAFF COMMENTS

None.

ITEM 2. PROPERTIES

The
assets of the Trust primarily include a pool of retail installment sales contracts and/or installment loans secured by new and used motor vehicles (the Receivables). The Trusts business activities include acquiring and holding
assets of the Trust, issuing the Notes and distributing proceeds to the Noteholders.

ITEM 3. LEGAL PROCEEDINGS



| | (a) | The Registrant knows of no material legal proceedings involving the Trust, which were pending at December 31, 2006, or as of the date of this report.
| | --- | -----------------------------------------------------------------------------------------------------------------------------------------------------



| | (b) | Not applicable.
| | --- | ---------------

ITEM 4. SUBMISSION OF MATTERS TO A VOTE OF
SECURITY HOLDERS

There were no matters submitted to a vote of the Security Holders in the reporting year.

PART II

ITEM 5. MARKET FOR
REGISTRANTS COMMON EQUITY, RELATED STOCKHOLDER MATTERS AND ISSUER PURCHASES OF EQUITY SECURITIES



| | (a) | To the best knowledge of the Registrant, there is no established public trading market for the Notes.
| | --- | -----------------------------------------------------------------------------------------------------



| | (b) | The holder of record of all offered Notes as of December 31, 2006, was Cede & Co., the nominee of The Depository Trust Company (DTC) in the United States.
Direct participants active in the DTC system include Euroclear System, Clearstream Banking, societe anonyme, securities brokers and dealers, banks, trust companies and clearing corporations. On December 31, 2006, there were less than 300
holders of record of each Class of Notes.
| | --- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | (c) | Not applicable.
| | --- | ---------------

ITEM 6. SELECTED FINANCIAL DATA

Not applicable.

ITEM 7. MANAGEMENTS
DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Not applicable.



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ITEM 7A. QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISK

Not applicable.

ITEM 8. FINANCIAL STATEMENTS AND SUPPLEMENTARY
DATA

Not applicable.

ITEM 9. CHANGES IN
AND DISAGREEMENTS WITH ACCOUNTANTS ON ACCOUNTING AND FINANCIAL DISCLOSURE

None.

ITEM 9A. CONTROLS AND PROCEDURES

Not applicable.

ITEM 9B. OTHER INFORMATION

None.

PART III

ITEM 10. DIRECTORS, EXECUTIVE
OFFICERS AND CORPORATE GOVERNANCE

Not applicable.

ITEM 11. EXECUTIVE COMPENSATION

Not applicable.

ITEM 12. SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS AND MANAGEMENT AND RELATED STOCKHOLDER MATTERS

Fifth Third Auto Funding LLC owns 100% of the certificates issued by the Trust.

ITEM 13. CERTAIN RELATIONSHIPS AND RELATED
TRANSACTIONS, AND DIRECTOR INDEPENDENCE

Not applicable.

ITEM 14. PRINCIPAL ACCOUNTING FEES AND SERVICES

Not applicable.

PART IV

ITEM 15. EXHIBITS, FINANCIAL STATEMENTS SCHEDULES

(a) Documents Filed as Part of the Report



|            |  |                                                                                                                                                                                                                                          
|----------- |  | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|Exhibit No. |  |                                                                                                                                                                                                                                          
|            | 
|31          |  | Certification Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.                                                                                                                                                                 
|            | 
|99.1        |  | Officers Annual Statement as to Compliance.                                                                                                                                                                                             
|            | 
|99.2        |  | Managements Assertion and Report of Independent Registered Public Accounting Firm.                                                                                                                                                      
|            | 
|99.3        |  | Monthly Statement to Security Holders with respect to the January 20, 2006 distribution. Incorporated by reference to Exhibit 99.1 of the Registrants Form 8-K filing with the Securities
and Exchange Commission on January 20, 2006.  
|            | 
|99.4        |  | Monthly Statement to Security Holders with respect to the February 21, 2006 distribution. Incorporated by reference to Exhibit 99.1 of the Registrants Form 8-K filing with the Securities
and Exchange Commission on February 23, 2006.



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|            |  |                                                                                                                                                                                                                                            
|----------- |  | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|Exhibit No. |  |                                                                                                                                                                                                                                            
|            | 
|99.5        |  | Monthly Statement to Security Holders with respect to the March 20, 2006 distribution. Incorporated by reference to Exhibit 99.1 of the Registrants Form 8-K filing with the Securities
and Exchange Commission on March 20, 2006.        
|            | 
|99.6        |  | Monthly Statement to Security Holders with respect to the April 20, 2006 distribution. Incorporated by reference to Exhibit 99.1 of the Registrants Form 8-K filing with the Securities and
Exchange Commission on April 20, 2006.        
|            | 
|99.7        |  | Monthly Statement to Security Holders with respect to the May 22, 2006 distribution. Incorporated by reference to Exhibit 99.1 of the Registrants Form 8-K filing with the Securities and
Exchange Commission on May 22, 2006.            
|            | 
|99.8        |  | Monthly Statement to Security Holders with respect to the June 20, 2006 distribution. Incorporated by reference to Exhibit 99.1 of the Registrants Form 8-K filing with the Securities and
Exchange Commission on June 20, 2006.          
|            | 
|99.9        |  | Monthly Statement to Security Holders with respect to the July 20, 2006 distribution. Incorporated by reference to Exhibit 99.1 of the Registrants Form 8-K filing with the Securities and
Exchange Commission on July 20, 2006.          
|            | 
|99.10       |  | Monthly Statement to Security Holders with respect to the August 21, 2006 distribution. Incorporated by reference to Exhibit 99.1 of the Registrants Form 8-K filing with the Securities and
Exchange Commission on August 21, 2006.      
|            | 
|99.11       |  | Monthly Statement to Security Holders with respect to the September 20, 2006 distribution. Incorporated by reference to Exhibit 99.1 of the Registrants Form 8-K filing with the Securities
and Exchange Commission on September 20, 2006.
|            | 
|99.12       |  | Monthly Statement to Security Holders with respect to the October 20, 2006 distribution. Incorporated by reference to Exhibit 99.1 of the Registrants Form 8-K filing with the Securities
and Exchange Commission on October 20, 2006.    
|            | 
|99.13       |  | Monthly Statement to Security Holders with respect to the November 20, 2006 distribution. Incorporated by reference to Exhibit 99.1 of the Registrants Form 8-K filing with the Securities
and Exchange Commission on November 20, 2006.  
|            | 
|99.14       |  | Monthly Statement to Security Holders with respect to the December 20, 2006 distribution. Incorporated by reference to Exhibit 99.1 of the Registrants Form 8-K filing with the Securities
and Exchange Commission on December 20, 2006.  



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SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.



|               |  |                                                               
|-------------- |  | --------------------------------------------------------------
|               |  | FIFTH THIRD AUTO TRUST 2004-A                                 
|               |  | By: Fifth Third Bank, an Ohio banking corporation, as Servicer
|               | 
|March 29, 2007 |  | /s/ Charles Maness                                            
|               |  | Charles Maness                                                
|               |  | Vice President                                                



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