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):  December 27, 2004

                   ACE SECURITIES CORP. HOME EQUITY LOAN TRUST
          Asset Backed Pass-Through Certificates, Series 2004-SD1 Trust
              (Exact name of registrant as specified in its charter)

New York (governing law of            333-119047-01       54-2161161
Pooling and Servicing Agreement)      (Commission         54-2161162
(State or other                       File Number)        IRS EIN
jurisdiction
of Incorporation)



       c/o Wells Fargo Bank, N.A.
       9062 Old Annapolis Road
       Columbia, MD                                          21045
       (Address of principal executive offices)             (Zip Code)

       Registrant's telephone number, including area code:  (410) 884-2000

       (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 (see General Instruction A.2. below):

[ ] 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))


ITEM 8.01  Other Events

 On December 27, 2004 a distribution was made to holders of ACE SECURITIES CORP.
 HOME EQUITY LOAN TRUST, Asset Backed Pass-Through Certificates, Series
 2004-SD1 Trust.


ITEM 9.01  Financial Statements and Exhibits

      (c)  Exhibits


           Exhibit Number               Description
           EX-99.1                      Monthly report distributed to holders of
                                        Asset Backed Pass-Through Certificates,
                                        Series 2004-SD1 Trust, relating to the
                                        December 27, 2004 distribution.



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.




                   ACE SECURITIES CORP. HOME EQUITY LOAN TRUST
          Asset Backed Pass-Through Certificates, Series 2004-SD1 Trust
                                   (Registrant)

              By:    Wells Fargo Bank, N.A. as Securities Administrator
              By:   /s/   Beth Belfield as Assistant Vice President
              By:    Beth Belfield as Assistant Vice President

              Date:  12/29/2004

                                INDEX TO EXHIBITS

Exhibit Number            Description
EX-99.1                   Monthly report distributed to holders of Asset Backed
                          Pass-Through Certificates, Series 2004-SD1 Trust,
                          relating to the December 27, 2004 distribution.




                   EX-99.1



ACE Securities Corporation
Asset Backed Pass-Through Certificates


Record Date:             11/30/2004
Distribution Date:       12/27/2004


ACE Securities Corporation
Asset Backed Pass-Through Certificates
Series 2004-SD1


Contact: Customer Service - CTSLink
         Wells Fargo Bank, N.A.
         Securities Administration Services
         7485 New Horizon Way
         Frederick, MD 21703
         Telephone: (301) 815-6600
         Fax:       (301) 815-6660







                                          Certificateholder Distribution Summary

                             Certificate    Certificate                  Beginning
                             Class          Pass-Through               Certificate           Interest          Principal
Class             CUSIP      Description    Rate                            Balance       Distribution       Distribution

<s>          <c>             <c>            <c>                <c>                <c>                <c>
A-1              004421HD8      SEN          2.67000%                112,757,333.61         259,247.90       5,584,815.02
M-1              004421HE6      SEN          3.13000%                  5,427,000.00          14,627.27               0.00
M-2              004421HF3      SEN          3.93000%                  2,713,000.00           9,181.24               0.00
M-3              004421HG1      SEN          4.93000%                  2,374,000.00          10,078.29               0.00
M-4              004421HH9      SEN          4.93000%                    678,000.00           2,878.30               0.00
CE               ACE04SD1C      SEN          0.00000%                  1,017,538.46         462,549.22               0.00
P                ACE04SD1P      SEN          0.00000%                        100.00          11,656.68               0.00
Totals                                                               124,966,972.07         770,218.90       5,584,815.02




                     Certificateholder Distribution Summary (continued)

                          Current             Ending                            Cumulative
                         Realized        Certificate              Total           Realized
Class                         Loss            Balance       Distribution             Losses

<s>            <c>               <c>                <c>                <c>
A-1                           0.00     107,172,518.59       5,844,062.92               0.00
M-1                           0.00       5,427,000.00          14,627.27               0.00
M-2                           0.00       2,713,000.00           9,181.24               0.00
M-3                           0.00       2,374,000.00          10,078.29               0.00
M-4                           0.00         678,000.00           2,878.30               0.00
CE                            0.00       1,017,538.46         462,549.22               0.00
P                             0.00             100.00          11,656.68               0.00
Totals                        0.00     119,382,157.05       6,355,033.92               0.00
<FN>
All distributions required by the Pooling and Servicing Agreement have been calculated by the
Certificate Administrator on behalf of the Trustee.




</FN>




                                                Principal Distribution Statement

                         Original            Beginning          Scheduled       Unscheduled
                             Face          Certificate          Principal         Principal                        Realized
Class                       Amount              Balance       Distribution      Distribution        Accretion       Loss (1)

<s>            <c>               <c>                  <c>                <c>               <c>              <c>
A-1                 123,461,000.00       112,757,333.61               0.00      5,584,815.02             0.00           0.00
M-1                   5,427,000.00         5,427,000.00               0.00              0.00             0.00           0.00
M-2                   2,713,000.00         2,713,000.00               0.00              0.00             0.00           0.00
M-3                   2,374,000.00         2,374,000.00               0.00              0.00             0.00           0.00
M-4                     678,000.00           678,000.00               0.00              0.00             0.00           0.00
CE                    1,018,695.29         1,017,538.46               0.00              0.00             0.00           0.00
P                           100.00               100.00               0.00              0.00             0.00           0.00
Totals              135,671,795.29       124,966,972.07               0.00      5,584,815.02             0.00           0.00
<FN>
(1) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed.
    Please Refer to the Prospectus Supplement for a Full Description.

</FN>

 
 

                         Principal Distribution Statement (continued)

                             Total               Ending           Ending               Total
                         Principal          Certificate      Certificate           Principal
 Class                    Reduction              Balance       Percentage        Distribution

 <s>            <c>               <c>                  <c>              <c>
 A-1                   5,584,815.02       107,172,518.59       0.86806780        5,584,815.02
 M-1                           0.00         5,427,000.00       1.00000000                0.00
 M-2                           0.00         2,713,000.00       1.00000000                0.00
 M-3                           0.00         2,374,000.00       1.00000000                0.00
 M-4                           0.00           678,000.00       1.00000000                0.00
 CE                            0.00         1,017,538.46       0.99886440                0.00
 P                             0.00               100.00       1.00000000                0.00

 Totals                5,584,815.02       119,382,157.05       0.87993350        5,584,815.02
 



                                     Principal Distribution Factors Statement

                             Original          Beginning         Scheduled        Unscheduled
                                 Face        Certificate         Principal          Principal
Class (2)                       Amount            Balance      Distribution       Distribution          Accretion


 <s>           <c>                   <c>                <c>               <c>                <c>
A-1                     123,461,000.00       913.30325860        0.00000000        45.23545913         0.00000000
M-1                       5,427,000.00      1000.00000000        0.00000000         0.00000000         0.00000000
M-2                       2,713,000.00      1000.00000000        0.00000000         0.00000000         0.00000000
M-3                       2,374,000.00      1000.00000000        0.00000000         0.00000000         0.00000000
M-4                         678,000.00      1000.00000000        0.00000000         0.00000000         0.00000000
CE                        1,018,695.29       998.86440036        0.00000000         0.00000000         0.00000000
P                               100.00      1000.00000000        0.00000000         0.00000000         0.00000000
<FN>
(2) All Classes are per $1,000 denomination
</FN>







                             Principal Distribution Factors Statement (continued)

                                               Total             Ending            Ending              Total
                         Realized          Principal        Certificate       Certificate          Principal
Class                     Loss (3)          Reduction            Balance        Percentage       Distribution

<s>            <c>               <c>                <c>                <c>               <c>
A-1                     0.00000000        45.23545913       868.06779947        0.86806780        45.23545913
M-1                     0.00000000         0.00000000     1,000.00000000        1.00000000         0.00000000
M-2                     0.00000000         0.00000000     1,000.00000000        1.00000000         0.00000000
M-3                     0.00000000         0.00000000     1,000.00000000        1.00000000         0.00000000
M-4                     0.00000000         0.00000000     1,000.00000000        1.00000000         0.00000000
CE                      0.00000000         0.00000000       998.86440036        0.99886440         0.00000000
P                       0.00000000         0.00000000     1,000.00000000        1.00000000         0.00000000
<FN>
(3) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses
    Unless Otherwise Disclosed.
    Please Refer to the Prospectus Supplement for a Full Description.
</FN>









                                                Interest Distribution Statement

                                                            Beginning                           Payment of
                         Original          Current       Certificate/            Current            Unpaid            Current
                             Face      Certificate           Notional            Accrued          Interest           Interest
Class                       Amount             Rate            Balance           Interest         Shortfall          Shortfall

<s>            <c>               <c>              <c>                <c>                <c>               <c>

A-1                 123,461,000.00         2.67000%     112,757,333.61         259,247.90              0.00               0.00
M-1                   5,427,000.00         3.13000%       5,427,000.00          14,627.27              0.00               0.00
M-2                   2,713,000.00         3.93000%       2,713,000.00           9,181.24              0.00               0.00
M-3                   2,374,000.00         4.93000%       2,374,000.00          10,078.29              0.00               0.00
M-4                     678,000.00         4.93000%         678,000.00           2,878.30              0.00               0.00
CE                    1,018,695.29         0.00000%       1,017,538.46               0.00              0.00               0.00
P                           100.00         0.00000%             100.00               0.00              0.00               0.00
Totals              135,671,795.29                                             296,013.00              0.00               0.00





                                    Interest Distribution Statement (continued)

                                                                                  Remaining                Ending
                    Non-Supported                                   Total            Unpaid          Certificate/
                         Interest           Realized             Interest          Interest              Notional
Class                    Shortfall         Losses (4)         Distribution         Shortfall               Balance


<s>            <c>               <c>                <c>                  <c>                 <c>
A-1                           0.00               0.00           259,247.90              0.00        107,172,518.59
M-1                           0.00               0.00            14,627.27              0.00          5,427,000.00
M-2                           0.00               0.00             9,181.24              0.00          2,713,000.00
M-3                           0.00               0.00            10,078.29              0.00          2,374,000.00
M-4                           0.00               0.00             2,878.30              0.00            678,000.00
CE                            0.00               0.00           462,549.22              0.00          1,017,538.46
P                             0.00               0.00            11,656.68              0.00                100.00
Totals                        0.00               0.00           770,218.90              0.00
<FN>
(4) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed.
    Please Refer to the Prospectus Supplement for a Full Description.


</FN>




                                             Interest Distribution Factors Statement

                                                              Beginning                           Payment of
                           Original          Current       Certificate/           Current             Unpaid            Current
                               Face      Certificate           Notional           Accrued          Interest            Interest
Class (5)                     Amount             Rate            Balance          Interest          Shortfall          Shortfall


<s>           <c>                  <c>              <c>                <c>               <c>                <c>
A-1                   123,461,000.00         2.67000%       913.30325860        2.09983639         0.00000000         0.00000000
M-1                     5,427,000.00         3.13000%      1000.00000000        2.69527732         0.00000000         0.00000000
M-2                     2,713,000.00         3.93000%      1000.00000000        3.38416513         0.00000000         0.00000000
M-3                     2,374,000.00         4.93000%      1000.00000000        4.24527801         0.00000000         0.00000000
M-4                       678,000.00         4.93000%      1000.00000000        4.24528024         0.00000000         0.00000000
CE                      1,018,695.29         0.00000%       998.86440036        0.00000000         0.00000000         0.00000000
P                             100.00         0.00000%      1000.00000000        0.00000000         0.00000000         0.00000000
<FN>

(5) All Classes are per $1,000 denomination

</FN>




                              Interest Distribution Factors Statement (continued)

                                                                                Remaining             Ending
                    Non-Supported                                 Total            Unpaid       Certificate/
                         Interest           Realized           Interest          Interest           Notional
Class                    Shortfall         Losses (6)       Distribution         Shortfall            Balance


<s>            <c>               <c>                <c>                <c>            <c>
A-1                     0.00000000         0.00000000         2.09983639        0.00000000       868.06779947
M-1                     0.00000000         0.00000000         2.69527732        0.00000000      1000.00000000
M-2                     0.00000000         0.00000000         3.38416513        0.00000000      1000.00000000
M-3                     0.00000000         0.00000000         4.24527801        0.00000000      1000.00000000
M-4                     0.00000000         0.00000000         4.24528024        0.00000000      1000.00000000
CE                      0.00000000         0.00000000       454.06042861        0.00000000       998.86440036
P                       0.00000000         0.00000000    116566.80000000        0.00000000      1000.00000000
<FN>
(6) Amount Does Not Include Excess Special Hazard, Bankruptcy,or Fraud Losses Unless
    Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.
</FN>











                                         CERTIFICATEHOLDER ACCOUNT STATEMENT
                                                 CERTIFICATE ACCOUNT

<s>                                                                                      <c>
Beginning Balance                                                                                              0.00
Deposits
     Payments of Interest and Principal                                                                6,374,207.21
     Liquidations, Insurance Proceeds, Reserve Funds                                                           0.00
     Proceeds from Repurchased Loans                                                                           0.00
     Other Amounts (Servicer Advances)                                                                   252,710.10
     Realized Loss (Gains, Subsequent Expenses & Recoveries)                                                   0.00

     Prepayment Penalties                                                                                 11,656.68
Total Deposits                                                                                         6,638,573.99

Withdrawals
     Reimbursement for Servicer Advances                                                                 242,925.81
     Payment of Service Fee                                                                               40,614.26
     Payment of Interest and Principal                                                                 6,355,033.92
Total Withdrawals (Pool Distribution Amount)                                                           6,638,573.99


Ending Balance                                                                                                 0.00




                                      PREPAYMENT/CURTAILMENT INTEREST SHORTFALL
<s>                                                                                       <c>
Total Prepayment/Curtailment Interest Shortfall                                                                0.00

Servicing Fee Support                                                                                          0.00
Non-Supported Prepayment/Curtailment Interest Shortfall                                                        0.00






                                                   SERVICING FEES
<s>                                                                                       <c>

Gross Servicing Fee                                                                                       32,803.83
Credit Risk Manager - Risk Managment Group LLC                                                             2,082.78
Master Servicing Fee: Wells Fargo Bank                                                                     5,727.65
Supported Prepayment/Curtailment Interest Shortfall                                                            0.00
Net Servicing Fee                                                                                         40,614.26







                                                    OTHER ACCOUNTS

                                                    Beginning            Current           Current            Ending
Account Type                                           Balance        Withdrawals          Deposits           Balance

<s>                                      <c>                 <c>                <c>               <c>
Reserve Fund                                          1,000.00               0.00              0.00          1,000.00




                                  LOAN STATUS STRATIFICATION/CREDIT ENHANCEMENT STATEMENT
                                                     DELINQUENCY STATUS

         DELINQUENT               BANKRUPTCY             FORECLOSURE             REO                     Total

<s>          <c>                    <c>                     <c>                     <c>                     <c>

          No of Loans             No of Loans            No of Loans             No of Loans             No of Loans
          Principal Balance       Principal Balance      Principal Balance       Principal Balance       Principal Balance
0-29 Days                         25                     0                       0                       25
                                  3,754,259.94           0.00                    0.00                    3,754,259.94

30 Days   72                      7                      1                       0                       80
          8,536,454.02            854,932.57             153,752.60              0.00                    9,545,139.19

60 Days   17                      6                      7                       0                       30
          1,840,000.00            539,190.10             872,392.95              0.00                    3,251,583.05

90 Days   5                       11                     14                      0                       30
          691,953.72              821,927.71             1,574,352.75            0.00                    3,088,234.18

120 Days  3                       7                      5                       0                       15
          290,821.13              871,507.38             1,270,577.69            0.00                    2,432,906.20

150 Days  1                       5                      8                       0                       14
          196,900.65              906,891.63             1,414,453.08            0.00                    2,518,245.36

180+ Days 6                       48                     16                      0                       70
          573,333.14              6,268,973.53           1,805,091.39            0.00                    8,647,398.06

Totals    104                     109                    51                      0                       264
          12,129,462.66           14,017,682.86          7,090,620.46            0.00                    33,237,765.98


          No of Loans             No of Loans            No of Loans             No of Loans             No of Loans
          Principal Balance       Principal Balance      Principal Balance       Principal Balance       Principal Balance
0-29 Days                         2.003205%              0.000000%               0.000000%               2.003205%
                                  3.138660%              0.000000%               0.000000%               3.138660%

30 Days   5.769231%               0.560897%              0.080128%               0.000000%               6.410256%
          7.136701%               0.714746%              0.128541%               0.000000%               7.979988%

60 Days   1.362179%               0.480769%              0.560897%               0.000000%               2.403846%
          1.538289%               0.450777%              0.729344%               0.000000%               2.718409%

90 Days   0.400641%               0.881410%              1.121795%               0.000000%               2.403846%
          0.578492%               0.687153%              1.316200%               0.000000%               2.581845%

120 Days  0.240385%               0.560897%              0.400641%               0.000000%               1.201923%
          0.243134%               0.728603%              1.062236%               0.000000%               2.033974%

150 Days  0.080128%               0.400641%              0.641026%               0.000000%               1.121795%
          0.164614%               0.758185%              1.182520%               0.000000%               2.105320%

180+ Days 0.480769%               3.846154%              1.282051%               0.000000%               5.608974%
          0.479322%               5.241027%              1.509104%               0.000000%               7.229453%

Totals    8.333333%               8.733974%              4.086538%               0.000000%              21.153846%
         10.140551%              11.719153%              5.927946%               0.000000%              27.787650%


 
 
                                                  Delinquency Status By Groups

                         DELINQUENT           BANKRUPTCY            FORECLOSURE          REO                  Total
 <s>                                                                                              
 Group 1                 No of Loans          No of Loans           No of Loans          No of Loans          No of Loans
                         Principal Balance    Principal Balance     Principal Balance    Principal Balance    Principal Balance

 0-29 Days                                    16                    0                    0                    16
                                              2,454,042.99          0.00                 0.00                 2,454,042.99

 30 Days                 50                   6                     0                    0                    56
                         6,549,828.67         757,870.96            0.00                 0.00                 7,307,699.63

 60 Days                 10                   4                     6                    0                    20
                         1,177,098.04         385,678.10            725,064.22           0.00                 2,287,840.36

 90 Days                 4                    9                     10                   0                    23
                         494,746.16           677,910.09            1,044,222.37         0.00                 2,216,878.62

 120 Days                2                    5                     3                    0                    10
                         179,804.77           658,079.59            675,219.52           0.00                 1,513,103.88

 150 Days                0                    3                     1                    0                    4
                         0.00                 604,066.65            144,849.86           0.00                 748,916.51

 180 Days                4                    33                    3                    0                    40
                         360,978.11           4,517,280.43          333,415.96           0.00                 5,211,674.50

 Totals                  70                   76                    23                   0                    169
                         8,762,455.75         10,054,928.81         2,922,771.93         0.00                 21,740,156.49



 0-29 Days                                    2.435312%             0.000000%            0.000000%            2.435312%
                                              3.562005%             0.000000%            0.000000%            3.562005%

 30 Days                 7.610350%            0.913242%             0.000000%            0.000000%            8.523592%
                         9.506973%            1.100038%             0.000000%            0.000000%           10.607011%

 60 Days                 1.522070%            0.608828%             0.913242%            0.000000%            3.044140%
                         1.708539%            0.559806%             1.052419%            0.000000%            3.320764%

 90 Days                 0.608828%            1.369863%             1.522070%            0.000000%            3.500761%
                         0.718116%            0.983976%             1.515672%            0.000000%            3.217764%

 120 Days                0.304414%            0.761035%             0.456621%            0.000000%            1.522070%
                         0.260984%            0.955192%             0.980070%            0.000000%            2.196246%

 150 Days                0.000000%            0.456621%             0.152207%            0.000000%            0.608828%
                         0.000000%            0.876793%             0.210247%            0.000000%            1.087041%

 180 Days                0.608828%            5.022831%             0.456621%            0.000000%            6.088280%
                         0.523954%            6.556761%             0.483948%            0.000000%            7.564663%

 Totals                 10.654490%           11.567732%             3.500761%            0.000000%           25.722983%
                        12.718566%           14.594571%             4.242357%            0.000000%           31.555494%




                         DELINQUENT           BANKRUPTCY            FORECLOSURE          REO                  Total
 <s>                                                                                              
 Group 2                 No of Loans          No of Loans           No of Loans          No of Loans          No of Loans
                         Principal Balance    Principal Balance     Principal Balance    Principal Balance    Principal Balance

 0-29 Days                                    9                     0                    0                    9
                                              1,300,216.95          0.00                 0.00                 1,300,216.95

 30 Days                 22                   1                     1                    0                    24
                         1,986,625.35         97,061.61             153,752.60           0.00                 2,237,439.56

 60 Days                 7                    2                     1                    0                    10
                         662,901.96           153,512.00            147,328.73           0.00                 963,742.69

 90 Days                 1                    2                     4                    0                    7
                         197,207.56           144,017.62            530,130.38           0.00                 871,355.56

 120 Days                1                    2                     2                    0                    5
                         111,016.36           213,427.79            595,358.17           0.00                 919,802.32

 150 Days                1                    2                     7                    0                    10
                         196,900.65           302,824.98            1,269,603.22         0.00                 1,769,328.85

 180 Days                2                    15                    13                   0                    30
                         212,355.03           1,751,693.10          1,471,675.43         0.00                 3,435,723.56

 Totals                  34                   33                    28                   0                    95
                         3,367,006.91         3,962,754.05          4,167,848.53         0.00                 11,497,609.49



 0-29 Days                                    1.522843%             0.000000%            0.000000%            1.522843%
                                              2.563597%             0.000000%            0.000000%            2.563597%

 30 Days                 3.722504%            0.169205%             0.169205%            0.000000%            4.060914%
                         3.916968%            0.191373%             0.303149%            0.000000%            4.411490%

 60 Days                 1.184433%            0.338409%             0.169205%            0.000000%            1.692047%
                         1.307023%            0.302675%             0.290483%            0.000000%            1.900182%

 90 Days                 0.169205%            0.338409%             0.676819%            0.000000%            1.184433%
                         0.388828%            0.283955%             1.045242%            0.000000%            1.718025%

 120 Days                0.169205%            0.338409%             0.338409%            0.000000%            0.846024%
                         0.218888%            0.420809%             1.173849%            0.000000%            1.813546%

 150 Days                0.169205%            0.338409%             1.184433%            0.000000%            1.692047%
                         0.388223%            0.597071%             2.503237%            0.000000%            3.488531%

 180 Days                0.338409%            2.538071%             2.199662%            0.000000%            5.076142%
                         0.418694%            3.453759%             2.901657%            0.000000%            6.774110%

 Totals                  5.752961%            5.583756%             4.737733%            0.000000%           16.074450%
                         6.638623%            7.813239%             8.217618%            0.000000%           22.669480%



 




                                               OTHER INFORMATION

<s>                                                                                 <c>
Current Period Class A Insufficient Funds                                                                  0.00
Principal Balance of Contaminated Properties                                                               0.00

Periodic Advance                                                                                     252,710.10


Class    M-1               6,783,795.29       5.00015149%      6,782,638.46       5.68145075%        4.545905%         0.000000%
Class    M-2               4,070,795.29       3.00047278%      4,069,638.46       3.40891684%        2.272534%         0.000000%
Class    M-3               1,696,795.29       1.25066178%      1,695,638.46       1.42034497%        1.988572%         0.000000%
Class    M-4               1,018,795.29       0.75092637%      1,017,638.46       0.85242090%        0.567924%         0.000000%
Class    CE                      100.00       0.00007371%            100.00       0.00008376%        0.852337%         0.000000%
Class    P                         0.00       0.00000000%              0.00       0.00000000%        0.000084%         0.000000%
<FN>
Please Refer to the Prospectus Supplement for a Full Description of Loss Exposure
</FN>







 
 

                                     COLLATERAL STATEMENT
                                                                                 
 Collateral Description                                                    Mixed Fixed & Arm

 Weighted Average Gross Coupon                                                     7.674124%
 Weighted Average Net Coupon                                                       7.359126%
 Weighted Average Pass-Through Rate                                                7.284127%
 Weighted Average Maturity(Stepdown Calculation )                                        242
 Beginning Scheduled Collateral Loan Count                                             1,284

 Number Of Loans Paid In Full                                                             36
 Ending Scheduled Collateral Loan Count                                                1,248
 Beginning Scheduled Collateral Balance                                       124,966,972.07
 Ending Scheduled Collateral Balance                                          119,382,157.05
 Ending Actual Collateral Balance at 30-Nov-2004                              119,613,448.69
 Monthly P &I Constant                                                          1,089,317.83
 Special Servicing Fee                                                                  0.00
 Prepayment Penalties                                                              11,656.68
 Realized Loss Amount                                                                   0.00
 Cumulative Realized Loss                                                           5,811.64
 Scheduled Principal                                                              335,075.61
 Unscheduled Principal                                                          5,249,739.41

 Required Overcollateralization Amount                                                  0.00
 Overcollateralized Increase Amount                                                     0.00
 Overcollateralized reduction Amount                                                    0.00
 Specified O/C Amount                                                           1,017,538.46
 Overcollateralized Amount                                                      1,017,538.46
 Overcollateralized Deficiency Amount                                                   0.00
 Base Overcollateralized Amount                                                         0.00
 
 
 
                                                       


 
    
    
                                        COLLATERAL STATEMENT
                                                                         

    Collateral Description                                                   Mixed Fixed & Arm
    Weighted Average Coupon Rate                                                     7.674124%
    Weighted Average Net  Rate                                                       7.359126%
    Weighted Average Pass Through Rate                                               7.284127%
    Weighted Average Maturity                                                              242
    Record Date                                                                     11/30/2004
    Principal and Interest Constant                                               1,089,317.83
    Beginning Loan Count                                                                 1,284

    Loans Paid in Full                                                                      36
    Ending Loan Count                                                                    1,248
    Beginning Scheduled Balance                                                 124,966,972.07
    Ending Scheduled Balance                                                    119,382,157.05
    Ending Actual Balance at 30-Nov-2004                                        119,613,448.69
    Scheduled Principal                                                             335,075.61
    Unscheduled Principal                                                         5,249,739.41
    Scheduled Interest                                                              754,242.22

    Servicing Fee                                                                    32,803.83
    Master Servicing Fee                                                              5,727.65
    Trustee Fee                                                                           0.00
    FRY Amount                                                                            0.00
    Special Hazard Fee                                                                    0.00
    Other Fee                                                                         2,082.78
    Pool Insurance Fee                                                                    0.00
    Spread 1                                                                              0.00

    Spread 2                                                                              0.00
    Spread 3                                                                              0.00
    Net Interest                                                                    713,627.96
    Realized Loss Amount                                                                  0.00
    Cumulative Realized Loss                                                          5,811.64
    Percentage of Cumulative Losses                                                     0.0043
    Special Servicing Fee                                                                 0.00

    Prepayment Penalties                                                             11,656.68
    Required Overcollateralized Amount                                                    0.00
    Overcollateralized Increase Amount                                                    0.00

    Overcollateralized Reduction Amount                                                   0.00
    Specified O/C Amount                                                          1,017,538.46
    Overcollateralized Amount                                                     1,017,538.46
    Overcollateralized Deficiency Amount                                                  0.00
    Base Overcollateralization Amount                                                     0.00

    
   
   

                             Miscellaneous Reporting
                                                           
   Overcollateralization Amount                                  1,017,538.46
   Overcollateralization Increase Amount                                 0.00
   Overcollateralization Reduction Amount                                0.00
   Overcollateralization Target Amount                           1,017,538.46
   Specified Overcollateralization Amount                        1,017,538.46
   Interest Arrearage                                                44938.35

   


                        Group Level Collateral Statement
                                                   
Group                                                   Group 1                          Group 2                            Total
Collateral Description                        Fixed 15/30 & ARM                Fixed 15/30 & ARM                Mixed Fixed & Arm
Weighted Average Coupon Rate                           7.862048                         6.387341                         7.674124
Weighted Average Net Rate                              7.547048                         6.072341                         7.359126
Weighted Average Maturity                                   244                              240                              242
Beginning Loan Count                                        678                              606                            1,284
Loans Paid In Full                                           21                               15                               36
Ending Loan Count                                           657                              591                            1,248
Beginning Scheduled Balance                       72,478,141.73                    52,488,830.34                   124,966,972.07
Ending scheduled Balance                          68,749,634.76                    50,632,522.29                   119,382,157.05
Record Date                                          11/30/2004                       11/30/2004                       11/30/2004
Principal And Interest Constant                      652,886.45                       436,431.38                     1,089,317.83
Scheduled Principal                                  178,030.95                       157,044.66                       335,075.61
Unscheduled Principal                              3,550,476.02                     1,699,263.39                     5,249,739.41
Scheduled Interest                                   474,855.50                       279,386.72                       754,242.22
Servicing Fees                                        19,025.51                        13,778.32                        32,803.83
Master Servicing Fees                                  3,321.91                         2,405.74                         5,727.65
Trustee Fee                                                0.00                             0.00                             0.00
FRY Amount                                                 0.00                             0.00                             0.00
Special Hazard Fee                                         0.00                             0.00                             0.00
Other Fee                                              1,207.97                           874.81                         2,082.78
Pool Insurance Fee                                         0.00                             0.00                             0.00
Spread Fee 1                                               0.00                             0.00                             0.00
Spread Fee 2                                               0.00                             0.00                             0.00
Spread Fee 3                                               0.00                             0.00                             0.00
Net Interest                                         451,300.11                       262,327.85                       713,627.96
Realized Loss Amount                                       0.00                             0.00                             0.00
Cumulative Realized Loss                               5,811.64                             0.00                         5,811.64
Percentage of Cumulative Losses                          0.0074                           0.0000                           0.0043
Prepayment Penalties                                       0.00                             0.00                             0.00
Special Servicing Fee                                      0.00                             0.00                             0.00
Pass-Through Rate                                      7.472048                         5.997341                         7.284127