##### 



Exhibit 99.1
 Aggregate Annual Servicing Report
Superior Wholesale Inventory Financing Trust XI
February 24, 2005 (inception) through December 31, 2005
 I  Initial SWIFT XI Series 2004-A StatisticsTrust Cap
    
    $
    4,175,825,000.00Pool Balance at Sale Date
    
    $
    4,758,150,489.69Initial Trust Balance
    
    $
    4,175,825,000.00Offered Class A Term Notes, Series 2005-A
    
    $
    2,000,000,000.00Offered Class B Term Notes, Series 2005-A
    
    $
    125,275,000.00Offered Class C Term Notes, Series 2005-A
    
    $
    52,198,000.00Offered Class D Term Notes, Series 2005-A
    
    $
    52,198,000.00Initial 2005-A Revolving Note Balance
    
    $
    1,800,000,000.002005-A Certificate Balance
    
    $
    146,154,000.00Reserve Fund
    
    $
    20,879,125.00Class A Term Note Cash Accumulation Reserve Fund
    
    $
    33,274,000.00Class B Term Note Cash Accumulation Reserve Fund
    
    $
    3,549,000.00Class C Term Note Cash Accumulation Reserve Fund
    
    $
    2,496,000.00Class D Term Note Cash Accumulation Reserve Fund
    
    $
    12,324,000.00II  Current Collection Period StatisticsPool and Trust StatisticsBeginning Pool Balance
    
    $
    4,758,150,489.69New A/R Principal
    
    $
    18,469,975,834.73Principal Reductions
    
    $
    (15,530,262,323.07
    )Factory Credits/Warranty Repurchases
    
    $
    (3,711,304,331.87
    )Partial Pay-Off Account
    
    $
    71,300,586.50Administrative Repurchases
    
    $
    Warranty Repurchases
    
    $
    (25,332,306.36
    )Eligible Accounts Repurchased
    
    $
    Defaulted Receivables
    
    $
    Net Change in Pool Balance
    
    $
    (725,622,540.07
    )Ending Pool Balance
    
    $
    4,032,527,949.62Average Daily Pool Balance
    
    $
    3,883,902,556.67Beginning Trust Balance
    
    $
    4,175,825,000.00Ending Trust Balance
    
    $
    3,904,177,637.13Average Daily Trust Balance
    
    $
    3,582,089,890.65Beginning Cash Accumulation Reserve Fund Account  Class A Term
Notes
    
    $
    33,274,000.00Ending Cash Accumulation Reserve Fund Account  Class A Term Notes
    
    $
    33,274,000.00Change in Cash Accumulation Reserve Fund Account  Class A Term
Notes
    
    $
    Beginning Cash Accumulation Reserve Fund Account  Class B Term
Notes
    
    $
    3,549,000.00Ending Cash Accumulation Reserve Fund Account  Class B Term Notes
    
    $
    3,549,000.00Change in Cash Accumulation Reserve Fund Account  Class B Term
Notes
    
    $
    Beginning Cash Accumulation Reserve Fund Account  Class C Term
Notes
    
    $
    2,496,000.00Ending Cash Accumulation Reserve Fund Account  Class C Term Notes
    
    $
    2,496,000.00Change in Cash Accumulation Reserve Fund Account  Class C Term
Notes
    
    $
    Beginning Cash Accumulation Reserve Fund Account  Class D Term
Notes
    
    $
    12,324,000.00Ending Cash Accumulation Reserve Fund Account  Class D Term Notes
    
    $
    12,324,000.00Change in Cash Accumulation Reserve Fund Account  Class D Term
Notes
    
    $
    Excess Available Receivable Balance
    
    $
    915,168,158.43Defaulted Receivables  Eligible
    
    
    Defaulted Receivables  Ineligible
    
    
    Gross Weighted Average Receivable Rate
    
    
    5.90
    %Weighted Average Cost of Wholesale Incentive Plan
    
    
    0.06
    %Securities BalancesBeginning Offered Class A Term Notes, Series 2005-A Balance
    
    $
    2,000,000,000.00Ending Offered Class A Term Notes, Series 2005-A Balance
    
    $
    2,000,000,000.00Average Daily Offered Class A Term Notes, Series 2005-A Balance
    
    $
    2,000,000,000.00Beginning Offered Class B Term Notes, Series 2005-A Balance
    
    $
    125,275,000.00Ending Offered Class B Term Notes, Series 2005-A Balance
    
    $
    125,275,000.00Average Daily Offered Class B Term Notes, Series 2005-A Balance
    
    $
    125,275,000.00Beginning Offered Class C Term Notes, Series 2005-A Balance
    
    $
    52,198,000.00Ending Offered Class C Term Notes, Series 2005-A Balance
    
    $
    52,198,000.00Average Daily Offered Class C Term Notes, Series 2005-A Balance
    
    $
    52,198,000.00Beginning Offered Class D Term Notes, Series 2005-A Balance
    
    $
    52,198,000.00Ending Offered Class D Term Notes, Series 2005-A Balance
    
    $
    52,198,000.00Average Daily Offered Class D Term Notes, Series 2005-A Balance
    
    $
    52,198,000.00Beginning Revolving Note 2005-RN1 Balance
    
    $
    900,000,000.00Ending Revolving Note 2005-RN1 Balance
    
    $
    628,352,637.13Average Daily Revolving Note 2005-RN1 Balance
    
    $
    446,651,671.15Beginning Revolving Note 2005-RN2 Balance
    
    $
    900,000,000.00Ending Revolving Note 2005-RN2 Balance
    
    $
    900,000,000.00Average Daily Revolving Note 2005-RN2 Balance
    
    $
    759,613,219.50Beginning 2005-A Certificate Balance
    
    $
    146,154,000.00Ending 2005-A Certificate Balance
    
    $
    146,154,000.00Average Daily 2005-A Certificate Balance
    
    $
    146,154,000.00III  Trust Percentage & Trust Interest CollectionsAverage Daily Offered Class A Term Notes, Series 2005-A Balance
    
    $
    2,000,000,000.00Average Daily Offered Class B Term Notes, Series 2005-A Balance
    
    $
    125,275,000.00Average Daily Offered Class C Term Notes, Series 2005-A Balance
    
    $
    52,198,000.00Average Daily Offered Class D Term Notes, Series 2005-A Balance
    
    $
    52,198,000.00Average Daily Revolving Note 2005-RN1 Balance
    
    $
    446,651,671.15Average Daily Revolving Note 2005-RN2 Balance
    
    $
    759,613,219.50Average Daily 2005-A Certificate Balance
    
    $
    146,154,000.00Average Daily Trust Balance
    
    $
    3,582,089,890.65Average Daily Pool Balance
    
    $
    3,883,902,556.67Total Interest Collected
    
    $
    209,442,159.13Trust Percentage
    
    
    92.2291
    %




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##### 



Aggregate Annual Servicing Report
Superior Wholesale Inventory Financing Trust XI
February 24, 2005 (inception) through December 31, 2005
 IV            Distribution of Trust Interest
 Beginning
    
    
    
    
    
    
    
    
    
    EndingNote Distribution
    
    Current Month
    
    
    Required
    
    
    Note DistributionAvailable Trust Interest:
    
    
    
    
    
    
    
    Account Balance
    
    Actual Amounts
    
    
    Distribution
    
    
    Account BalanceTrust Interest Collections
    
    
    
    
    
    
    
    $
    134,143,354.21Minimum Investment Proceeds (Commercial Paper)
    
    
    
    
    
    
    
    $
    1,437,334.23Minimum Investment Proceeds (Money Market Funds)
    
    
    
    
    
    
    
    $
    1,719,396.79$
    137,300,085.23Class A Term Notes Interest
    
    Interest Rate  (LIBOR+.12%)
    
    
    3.597
    %Average Daily Balance
    
    $
    2,000,000,000.00
    
    
    NA
    
    $
    65,346,485.00
    
    
    $
    65,346,485.00
    
    
    NA# of Days of Interest
    
    
    327Class B Term Notes Interest
    
    Interest Rate  (LIBOR+.30%)
    
    
    3.777
    %Average Daily Balance
    
    $
    125,275,000.00
    
    
    NA
    
    $
    4,297,965.07
    
    
    $
    4,297,965.07
    
    
    NA# of Days of Interest
    
    
    327Class C Term Notes Interest
    
    Interest Rate  (LIBOR+.60%)
    
    
    4.077
    %Average Daily Balance
    
    $
    52,198,000.00
    
    
    NA
    
    $
    1,933,061.19
    
    
    $
    1,933,061.19
    
    
    NA# of Days of Interest
    
    
    327Class D Term Notes Interest
    
    Interest Rate  (LIBOR+3.50%)
    
    
    6.977
    %Average Daily Balance
    
    $
    52,198,000.00
    
    
    NA
    
    $
    3,308,043.52
    
    
    $
    3,308,043.52
    
    
    NA# of Days of Interest
    
    
    327Revolving Note 2005-RN1
    
    Interest Rate  (LIBOR+.17%)
    
    
    3.319
    %Average Daily Balance
    
    $
    446,651,671.15
    
    
    NA
    
    $
    12,808,098.72
    
    
    $
    12,808,098.72
    
    
    NA# of Days in Collection Period
    
    
    311Revolving Note 2005-RN2
    
    Interest Rate  (LIBOR+.17%)
    
    
    3.576
    %Average Daily Balance
    
    $
    759,613,219.50
    
    
    NA
    
    $
    23,469,509.95
    
    
    $
    23,469,509.95
    
    
    NA# of Days in Collection Period
    
    
    311Subtotal
    
    
    
    
    
    
    
    $
    111,163,163.45Interest Available After Notes
    
    
    
    
    
    
    
    $
    26,136,921.78Servicer Advances Not Previously Reimbursed
    
    
    
    
    
    
    
    $
    Reserve Fund Deposit Amount
    
    
    
    
    
    
    
    $
    Cash Accumulation Reserve Fund Deposit Amount
    
    
    
    
    
    
    
    $
    2005-A Certificate Interest
    
    Interest Rate (LIBOR+3.50%)
    
    
    6.977
    %Average Daily Balance
    
    $
    146,154,000.00
    
    
    NA
    
    $
    9,262,496.48
    
    
    $
    9,262,496.48
    
    
    NA# of Days of Interest
    
    
    327Trust Defaulted Amount
    
    
    
    
    
    
    
    
    
    $
    Unreimbursed Trust Charge-Offs
    
    
    
    
    
    
    
    
    
    $
    Seller Excess Interest
    
    
    
    $
    16,874,425.30Class A Term Note Cash Accumulation Reserve Fund Draw Amount
    
    
    
    
    
    
    
    $
    Class B Term Note Cash Accumulation Reserve Fund Draw Amount
    
    
    
    
    
    
    
    $
    Class C Term Note Cash Accumulation Reserve Fund Draw Amount
    
    
    
    
    
    
    
    $
    Class D Term Note Cash Accumulation Reserve Fund Draw Amount
    
    
    
    
    
    
    
    $
    Seller Excess Interest + Draw Amount
    
    
    
    $
    16,874,425.30Monthly Service Fee (1/12 of 1% of Average Daily Trust Invested Balance)
    
    
    
    $
    30,397,859.28




---



##### 



V            Summary
 (A) Coverage of Deficiency AmountDeficiency Amount
    
    $
    Deficiency Amount Covered by Servicer Advance
    
    
    (a) Monthly Service Fee
    
    
    (b) (1) Aggregate Term Noteholders Interest
    
    
    (2) Revolver Interest
    
    
    (3) Specified Support Arrangements Payments
    
    
    (c) Aggregate Certificateholders Interest
    
    
    Unsatisfied Deficiency Amount
    
    
    Unsatisfied Deficiency Amount Covered by Reserve
    
    
    (a) Monthly Service Fee
    
    
    (b) (1) Aggregate Term Noteholders Interest
    
    
    (2) Revolver Interest
    
    
    (3) Specified Support Arrangements Payments
    
    
    (c) Aggregate Certificateholders Interest
    
    
    (d) Servicer Advances not previously reimbursed
    
    
    (e) Trust Defaulted Amount
    
    
    (B) Beginning Unreimbursed Trust Charge-Offs
    
    
    Plus: Trust Charge-Offs (Prior Trust Defaulted Amount)
    
    
    Plus: Trust Defaulted Amounts(Current)
    
    
    Less: Amount Covered by Trust Interest Collections
    
    
    Less: Reserve Fund Draw Amount
    
    
    Ending Unreimbursed Trust Charge-Offs
    
    
    (C) Beginning Unreimbursed Servicer Advance
    
    
    Plus: Servicer Advance (Current Month)
    
    
    Less: Reimbursed Servicer Advance-
(From Trust Interest Collections)
    
    
    Ending Unreimbursed Servicer Advance
    
    
    (D) Reserve Fund Required Amount
    
    $
    62,637,375.00Beginning Reserve Balance
    
    $
    62,637,375.00Plus: Reserve Fund Deposit Amount
    
    
    Less: Reserve Fund Draw Amount
    
    
    Ending Reserve Balance
    
    $
    62,637,375.00
    
    
    Invested in Nations Money Market Funds/Commercial PaperRequired Amount Over Ending Reserve Balance
    
    $
    (E) Class A Term Notes Cash Accumulation Reserve Fund Required
Amount
    
    $
    33,274,000.00Beginning Class A Term Notes Cash Accumulation Reserve Fund
Balance
    
    $
    33,274,000.00Plus: Cash Accumulation Reserve Fund Deposit Amount
    
    
    Less: Cash Accumulation Reserve Fund Draw Amount
    
    $
    Ending Class A Term Notes Cash Accumulation Reserve Fund Balance
    
    
    33,274,000.00
    
    
    Invested in Nations Money Market Funds/Commercial PaperRequired Amt. Over Ending Cash Accum. Reserve Fund Bal.
    
    $
    (F) Class B Term Notes Cash Accumulation Reserve Fund Required
Amount
    
    $
    3,549,000.00Beginning Class B Term Notes Cash Accumulation Reserve Fund
Balance
    
    $
    3,549,000.00Plus: Cash Accumulation Reserve Fund Deposit Amount
    
    
    Less: Cash Accumulation Reserve Fund Draw Amount
    
    $
    Ending Class B Term Notes Cash Accumulation Reserve Fund Balance
    
    $
    3,549,000.00
    
    
    Invested in Nations Money Market Funds/Commercial PaperRequired Amt. Over Ending Cash Accum. Reserve Fund Bal.
    
    $
    (G) Class C Term Notes Cash Accumulation Reserve Fund Required
Amount
    
    $
    2,496,000.00Beginning Class C Term Notes Cash Accumulation Reserve Fund
Balance
    
    $
    2,496,000.00Plus: Cash Accumulation Reserve Fund Deposit Amount
    
    
    Less: Cash Accumulation Reserve Fund Draw Amount
    
    $
    Ending Class C Term Notes Cash Accumulation Reserve Fund Balance
    
    $
    2,496,000.00
    
    
    Invested in Nations Money Market Funds/Commercial PaperRequired Amt. Over Ending Cash Accum. Reserve Fund Bal.
    
    $
    (H) Class D Term Notes Cash Accumulation Reserve Fund Required
Amount
    
    $
    12,324,000.00Beginning Class D Term Notes Cash Accumulation Reserve Fund
Balance
    
    $
    12,324,000.00Plus: Cash Accumulation Reserve Fund Deposit Amount
    
    
    Less: Cash Accumulation Reserve Fund Draw Amount
    
    $
    Ending Class D Term Notes Cash Accumulation Reserve Fund Balance
    
    $
    12,324,000.00
    
    
    Invested in Nations Money Market Funds/Commercial PaperRequired Amt. Over Ending Cash Accum. Reserve Fund Bal.
    
    $
    
 From Bank of New York to GMACSeller Excess Interest
    
    $
    16,874,425.30Cash Accumulation Draw Amount-Class A Term Notes
    
    $
    Cash Accumulation Draw Amount-Class B Term Notes
    
    $
    Cash Accumulation Draw Amount-Class C Term Notes
    
    $
    Cash Accumulation Draw Amount-Class D Term Notes
    
    $
    Ineligible Interest
    
    $
    Additional Trust Principal
    
    $
    Minimum Investments Received for Current Month
    
    $
    (1,719,396.79
    )Distribution to GMAC
    
    $
    15,155,028.51From Bank of New York to Chase Manhattan Bank (USA)From Chase Manhattan Bank (USA)  New York to GMACCertificate Interest Due GMAC
    
    $
    9,262,496.48From Bank of New York to US Bank (NCAT)Revolving Note Interest
    
    $
    36,277,608.67From Bank of New York to Term Note Holders (DTC)Term Note Interest Due Investors (Class A, B, C)
    
    $
    71,577,511.26From Bank of New York to GMACTerm Note Interest Due GMAC (Class D)
    
    $
    3,308,043.52Total Term Note Interest
    
    $
    74,885,554.78Total Disbursements From Bank of New York
    
    $
    135,580,688.44




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##### 



Aggregate Annual Servicing Report
Superior Wholesale Inventory Financing Trust XI
February 24, 2005 (inception) through December 31, 2005
 VI            Distribution AmountsClass A Term Notes, Series 2005-A Balance Prior to Distribution
    
    $
    2,000,000,000.00Distribution Amount Allocable to Principal
    
    
    0.00Class A Term Notes, Series 2005-A Balance After Distribution
    
    $
    2,000,000,000.00Class B Term Notes, Series 2005-A Balance Prior to Distribution
    
    $
    125,275,000.00Distribution Amount Allocable to Principal
    
    
    0.00Class B Term Notes, Series 2005-A Balance After Distribution
    
    $
    125,275,000.00Class C Term Notes, Series 2005-A Balance Prior to Distribution
    
    $
    52,198,000.00Distribution Amount Allocable to Principal
    
    
    0.00Class C Term Notes, Series 2005-A Balance After Distribution
    
    $
    52,198,000.00Class D Term Notes, Series 2005-A Balance Prior to Distribution
    
    $
    52,198,000.00Distribution Amount Allocable to Principal
    
    
    0.00Class D Term Notes, Series 2005-A Balance After Distribution
    
    $
    52,198,000.00Revolving Note 2005-RN1 Balance Beginning of Collection Period
    
    $
    900,000,000.00Movement During Collection Period
    
    
    (271,647,362.87
    )Revolving Note 2005-RN1 Balance End of Collection Period
    
    $
    628,352,637.13Revolving Note 2005-RN2 Balance Beginning of Collection Period
    
    $
    900,000,000.00Movement During Collection Period
    
    
    0.00Revolving Note 2005-RN2 Balance End of Collection Period
    
    $
    900,000,000.002005- A Certificate Balance Prior to Distribution
    
    $
    146,154,000.00Distribution Amount Allocable to Principal
    
    
    0.002005-A Certificate Balance After Distribution
    
    $
    146,154,000.00VII            Trust Early Amortization Triggers(1) Average Monthly Payment Rates <20.0%Current month
    
    
    28.9
    %Current month - 1
    
    
    28.7
    %Current month - 2
    
    
    33.6
    %Three month Average
    
    
    30.4
    %(2) Reserve Fund < Reserve Fund Required AmountReserve Fund on Deposit
    
    $
    62,637,375.00Reserve Fund Required Amount
    
    $
    62,637,375.00Current month
    
    $
    Reserve Fund on Deposit
    
    $
    62,637,375.00Reserve Fund Required Amount
    
    $
    62,637,375.00Current month - 1
    
    $
    Reserve Fund on Deposit
    
    $
    62,637,375.00Reserve Fund Required Amount
    
    $
    62,637,375.00Current month - 2
    
    $
    (3) Reserve Fund Required Amount Exceeds Reserve Fund by > Reserve Fund Trigger AmountReserve Fund Required Amount
    
    $
    62,637,375.00Reserve Fund on Deposit
    
    $
    62,637,375.00Current month
    
    $
    Reserve Fund Trigger Amount
    
    $
    20,000,000.00(4) Average Daily Trust Balance/(Average Term Notes + Average Certificate Balance)
Less than 75%(To be determined over most recent six Collection Periods)Current month
    
    
    159.4
    %Current month - 1
    
    
    148.2
    %Current month - 2
    
    
    129.2
    %Current month - 3
    
    
    116.2
    %Current month - 4
    
    
    111.4
    %Current month - 5
    
    
    140.7
    %Six month Average
    
    
    134.2
    %(5) Aggregate Available Receivables < 70% of Aggregate ReceivablesCurrent month
    
    
    97.3
    %Current month - 1
    
    
    97.3
    %(6) Draw on the Reserve Fund resulting from LIBOR exceeding the PRIME rate that has not been restored?
    
    NOVIII            Cash Accumulation TriggersHave any of the above Trust Early Amortization Events occurred with respect
    
    NOto the Offered Term Notes?IX            Rapid Amortization TriggersHave any of the following events occurred which would constitute a Rapid Amortization Event
for the 2005-A Term Notes and an Early Amortization Event for the Trust?(1) The occurrence of certain events of bankruptcy, insolvency or receivership relating to
    
    NOGeneral Motors, GMAC, the servicer, if not GMAC, or the seller.Rapid Amortization Triggers for the 2005-A Term Notes(2) Class A Term Note Cash Accumulation Reserve Fund < $1,866,667
    
    NOCurrent Month
    
    $
        33,274,000.00(3) Class B Term Note Cash Accumulation Reserve Fund < $135,715
    
    NOCurrent Month
    
    $
    3,549,000.00(4) Class C Term Note Cash Accumulation Reserve Fund < $69,597
    
    NOCurrent Month
    
    $
    2,496,000.00(5) Class D Term Note Cash Accumulation Reserve Fund < $195,743
    
    NOCurrent Month
    
    $
    12,324,000.00(6) Trust or Seller becomes required to register as an investment company.
    
    NO