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: September 29, 2004
                        (date of earliest event reported)



                    RESIDENTIAL ASSET SECURITIES CORPORATION,
                   on behalf of the RASC Series 2004-KS9 Trust
             (Exact name of Registrant as specified in its charter)

            Delaware                   333-108865-09            51-0362653
------------------------------------------------------------------------------
(State or other jurisdiction of    (Commission File Number)     (IRS Employer
         incorporation)                                      Identification No.)

          8400 Normandale Lake Boulevard, Suite 250
                   Minneapolis, Minnesota                      55437
           (Address of principal executive office)          (Zip Code)

                                 (952) 857-7000
              (Registrant's telephone number, including area code )


                                       N/A
              ------------------------------------------------------
             (Former name or 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 (see General Instruction A.2. below):

[ ] Written communication  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))



<PAGE>


                    INFORMATION TO BE INCLUDED IN THE REPORT

SECTION 8 - OTHER EVENTS.

ITEM 8.01.        OTHER EVENTS.

On September  29, 2004,  Residential  Asset  Securities  Corporation  caused the
issuance and sale of the Residential  Asset  Securities  Corporation Home Equity
Mortgage Asset-Backed Pass-Through Certificates,  Series 2004-KS9, pursuant to a
Pooling  and  Servicing  Agreement,   dated  as  of  September  1,  2004,  among
Residential  Asset Securities  Corporation,  as depositor,  Residential  Funding
Corporation, as master servicer and the JPMorgan Chase Bank, as trustee.

SECTION 9 - FINANCIAL STATEMENTS AND EXHIBITS

ITEM 9.01 (C). EXHIBITS.

(a)                   Not applicable

(b)                   Not applicable

(c)                   Exhibits:  The following  execution  copies of Exhibits to
                      the Form S-3 Registration  Statement of the Registrant are
                      hereby filed.

10.1    Pooling and Servicing  Agreement,  dated as of September 1, 2004,  among
        Residential  Asset  Securities  Corporation,  as depositor,  Residential
        Funding Corporation,  as master servicer and the JPMorgan Chase Bank, as
        trustee.

10.2    Assignment  and  Assumption  Agreement,  dated the  September  29, 2004,
        between  Residential  Funding Corporation and Residential Asset Mortgage
        Products, Inc.

10.3    Certificate  Guaranty  Insurance Policy No. 04030032 issued by Financial
        Guaranty   Insurance   Company  in  respect  of  Home  Equity   Mortgage
        Asset-Backed Pass-Through Certificates, Series 2004-KS9, Class A-I.

10.4    Certificate  Guaranty  Insurance Policy No. 04030033 issued by Financial
        Guaranty  Insurance  Company  in respect  of the  Mortgage  Asset-Backed
        Pass-Through Certificates, Series 2004-KS9, Class A-II.





<PAGE>

                                   SIGNATURES

         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.


                                        RESIDENTIAL ASSET SECURITIES CORPORATION



                                        By:     /s/ Benita Bjorgo
                                        Name:       Benita Bjorgo
                                        Title:      Vice President



Dated:  September 29, 2004


<PAGE>

EXHIBIT INDEX

Exhibit No.                Description of Exhibit

10.1    Pooling and Servicing  Agreement,  dated as of September 1, 2004,  among
        Residential  Asset  Securities  Corporation,  as depositor,  Residential
        Funding Corporation,  as master servicer and the JPMorgan Chase Bank, as
        trustee.

10.2    Assignment  and  Assumption  Agreement,  dated the  September  29, 2004,
        between  Residential  Funding Corporation and Residential Asset Mortgage
        Products, Inc.

10.3    Certificate  Guaranty  Insurance Policy No. 04030032 issued by Financial
        Guaranty   Insurance   Company  in  respect  of  Home  Equity   Mortgage
        Asset-Backed Pass-Through Certificates, Series 2004-KS9, Class A-I.

10.4    Certificate  Guaranty  Insurance Policy No. 04030033 issued by Financial
        Guaranty  Insurance  Company  in respect  of the  Mortgage  Asset-Backed
        Pass-Through Certificates, Series 2004-KS9, Class A-II.
[{"type": "8-K", "sequence": "1", "filename": "ks98kpsa.txt", "description": "2004 KS9", "secsgml_size_bytes": 5516}]
{"company-data": {"conformed-name": "RASC Series 2004-KS9 Trust", "cik": "0001304356", "assigned-sic": "6189", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "333-108865-09", "film-number": "041080460"}, "business-address": {"street1": "8400 NORMANDALE LAKE BLVD", "street2": "SUITE 600", "city": "MINNEAPOLIS", "state": "MN", "zip": "55437", "phone": "9528327000"}, "mail-address": {"street1": "8400 NORMANDALE BLVD STE 6", "street2": "8400 NORMANDALE BLVD STE 6", "city": "MINNEAPOLIS", "state": "MN", "zip": "55437"}}
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: September 29, 2004
                        (date of earliest event reported)

                    RESIDENTIAL ASSET SECURITIES CORPORATION,
                   on behalf of the RASC Series 2004-KS9 Trust
             (Exact name of Registrant as specified in its charter)

            Delaware                   333-108865-09            51-0362653
------------------------------------------------------------------------------
(State or other jurisdiction of    (Commission File Number)     (IRS Employer
         incorporation)                                      Identification No.)

          8400 Normandale Lake Boulevard, Suite 250
                   Minneapolis, Minnesota                      55437
           (Address of principal executive office)          (Zip Code)

                                 (952) 857-7000
              (Registrant's telephone number, including area code )

                                       N/A
              ------------------------------------------------------
             (Former name or 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 (see General Instruction A.2. below):

[ ] Written communication  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

SECTION 8 - OTHER EVENTS.

ITEM 8.01.        OTHER EVENTS.

On September  29, 2004,  Residential  Asset  Securities  Corporation  caused the
issuance and sale of the Residential  Asset  Securities  Corporation Home Equity
Mortgage Asset-Backed Pass-Through Certificates,  Series 2004-KS9, pursuant to a
Pooling  and  Servicing  Agreement,   dated  as  of  September  1,  2004,  among
Residential  Asset Securities  Corporation,  as depositor,  Residential  Funding
Corporation, as master servicer and the JPMorgan Chase Bank, as trustee.

SECTION 9 - FINANCIAL STATEMENTS AND EXHIBITS

ITEM 9.01 (C). EXHIBITS.

(a)                   Not applicable

(b)                   Not applicable

(c)                   Exhibits:  The following  execution  copies of Exhibits to
                      the Form S-3 Registration  Statement of the Registrant are
                      hereby filed.

10.1    Pooling and Servicing  Agreement,  dated as of September 1, 2004,  among
        Residential  Asset  Securities  Corporation,  as depositor,  Residential
        Funding Corporation,  as master servicer and the JPMorgan Chase Bank, as
        trustee.

10.2    Assignment  and  Assumption  Agreement,  dated the  September  29, 2004,
        between  Residential  Funding Corporation and Residential Asset Mortgage
        Products, Inc.

10.3    Certificate  Guaranty  Insurance Policy No. 04030032 issued by Financial
        Guaranty   Insurance   Company  in  respect  of  Home  Equity   Mortgage
        Asset-Backed Pass-Through Certificates, Series 2004-KS9, Class A-I.

10.4    Certificate  Guaranty  Insurance Policy No. 04030033 issued by Financial
        Guaranty  Insurance  Company  in respect  of the  Mortgage  Asset-Backed
        Pass-Through Certificates, Series 2004-KS9, Class A-II.
SIGNATURES

         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.

                                        RESIDENTIAL ASSET SECURITIES CORPORATION

                                        By:     /s/ Benita Bjorgo
                                        Name:       Benita Bjorgo
                                        Title:      Vice President

Dated:  September 29, 2004
EXHIBIT INDEX

Exhibit No.                Description of Exhibit

10.1    Pooling and Servicing  Agreement,  dated as of September 1, 2004,  among
        Residential  Asset  Securities  Corporation,  as depositor,  Residential
        Funding Corporation,  as master servicer and the JPMorgan Chase Bank, as
        trustee.

10.2    Assignment  and  Assumption  Agreement,  dated the  September  29, 2004,
        between  Residential  Funding Corporation and Residential Asset Mortgage
        Products, Inc.

10.3    Certificate  Guaranty  Insurance Policy No. 04030032 issued by Financial
        Guaranty   Insurance   Company  in  respect  of  Home  Equity   Mortgage
        Asset-Backed Pass-Through Certificates, Series 2004-KS9, Class A-I.

10.4    Certificate  Guaranty  Insurance Policy No. 04030033 issued by Financial
        Guaranty  Insurance  Company  in respect  of the  Mortgage  Asset-Backed
        Pass-Through Certificates, Series 2004-KS9, Class A-II.