<PAGE>
Exhibit 20.1
Page 1 of 3
Navistar Financial 1996 - A Owner Trust
For the Month of July 2000
Distribution Date of August 15, 2000
Servicer Certificate #51
<TABLE>
<S> <C>
Original Pool Amount $459,943,869.53
Beginning Pool Balance $31,876,085.25
Beginning Pool Factor 0.0693043
Principal and Interest Collections:
Principal Collected (Incl. Servicer Advance Repay) $3,157,677.41
Interest Collected $202,349.20
Additional Deposits:
Repurchase Amounts $0.00
Liquidation Proceeds / Recoveries $3,431.05
Total Additional Deposits $3,431.05
Repos / Chargeoffs $3,509.48
Aggregate Number of Notes Charged Off 66
Total Available Funds $3,363,457.66
Ending Pool Balance $28,714,898.36
Ending Pool Factor 0.0624313
Servicing Fee $26,563.40
Repayment of Servicer Advances $0.00
Reserve Account:
Beginning Balance (see Memo Item) $9,714,993.39
Target Percentage 10.00%
Target Balance $2,871,489.84
Minimum Balance $9,658,821.26
(Release) / Deposit ($56,172.13)
Ending Balance $9,658,821.26
Current Weighted Average APR: 8.775%
Current Weighted Average Remaining Term (months): 8.84
<CAPTION>
Delinquencies Dollars Notes
<S> <C> <C> <C>
Installments: 1 - 30 days $501,392.90 332
31 - 60 days $153,509.08 85
60+ days $103,002.67 37
Total: $757,904.65 346
Balances: 60+ days $1,191,596.01 37
Memo Item - Reserve Account
Prior Month $9,658,821.26
+ Invest. Income $49,806.28
+ Excess Serv. $6,365.85
+ Transfer (to) / from Collections Account $0.00
Beginning Balance $9,714,993.39
</TABLE>
<PAGE>
Exhibit 20.1
Page 2 of 3
Navistar Financial 1996 - A Owner Trust
For the Month of July 2000
<TABLE>
<CAPTION>
NOTES
(Money Market)
TOTAL CLASS A - 1 CLASS A - 2 CERTIFICATES
<S> <C> <C> <C> <C>
$459,943,869.53 $92,000,000.00 $347,245,000.00 $20,698,869.53
Original Pool Amount
Distributions:
Distribution Percentages 0.00% 95.50% 4.50%
Coupon 5.250% 6.350% 6.500%
Beginning Pool Balance $31,876,085.25
Ending Pool Balance $28,714,898.36
Collected Principal $3,157,677.41
Collected Interest $202,349.20
Charge - Offs $3,509.48
Liquidation Proceeds / Recoveries $3,431.05
Servicing $26,563.40
Cash Transfer from Reserve Account $0.00
Total Collections Avail for Debt Service $3,336,894.26
Beginning Balance $31,876,085.25 $0.00 $26,564,833.22 $5,311,252.03
Interest Due $169,341.52 $0.00 $140,572.24 $28,769.28
Interest Paid $169,341.52 $0.00 $140,572.24 $28,769.28
Principal Due $3,161,186.89 $0.00 $3,018,933.48 $142,253.41
Principal Paid $3,161,186.89 $0.00 $3,018,933.48 $142,253.41
Ending Balance $28,714,898.36 $0.00 $23,545,899.74 $5,168,998.62
Note / Certificate Pool Factor 0.0000 0.0678 0.2497
(Ending Balance / Original Pool Amount)
Total Distributions $3,330,528.41 $0.00 $3,159,505.72 $171,022.69
Interest Shortfall $0.00 $0.00 $0.00 $0.00
Principal Shortfall $0.00 $0.00 $0.00 $0.00
Total Shortfall $0.00 $0.00 $0.00 $0.00
(required from Reserve)
Excess Servicing $6,365.85
(see Memo Item - Reserve Account)
Beginning Reserve Acct Balance $9,714,993.39
(Release) / Draw ($56,172.13)
Ending Reserve Acct Balance $9,658,821.26
</TABLE>
<PAGE>
Exhibit 20.1
Page 3 of 3
Navistar Financial 1996 - A Owner Trust
For the Month of July 2000
Trigger Events:
A) Loss Trigger - Reserve Account Balance
Loss Trigger - Certificate Lockout Event
B) Delinquency Trigger
C) Noteholders Percent Trigger
<TABLE>
<CAPTION>
6 5 4 3 2 1
Feb-00 Mar-00 Apr-00 May-00 Jun-00 Jul-00
<S> <C> <C> <C> <C> <C> <C>
Beginning Pool Balance $49,297,540.90 $45,557,777.01 $40,299,291.66 $37,245,897.10 $34,536,723.61 $31,876,085.25
A) Loss Trigger:
Principal of Contracts
Charged Off $13,739.48 $23,449.13 $69,126.54 $31,464.84 $13,394.69 $3,509.48
Recoveries $80,396.38 $29,849.77 $11,064.22 $87,826.70 $44,269.43 $3,431.05
<CAPTION>
Loss Trigger - Reserve Account Balance Loss Trigger - Certificate Lockout Event
<S> <C> <C> <C>
Total Charged Off (Months 5, 4, 3) $124,040.51 Total Charged off (Months 1 - 6) $154,684.16
Total Recoveries (Months 3, 2, 1) $135,527.18 Total Recoveries (Months 1 - 6) $256,837.55
Net Loss / (Recoveries) for 3 Mos ($11,486.67)(a) Net Loss/(Recoveries) for 6 Mos. ($102,153.39)(c)
Total Balance (Months 5, 4, 3) $123,102,965.77 (b) Total Balance (Months 1 - 6) $238,813,315.53 (d)
Loss Ratio Annualized [(a/b) * (12)] -0.1120% Loss Ratio Annualized [(c/d) (12)] -0.5133%
Trigger: Is Ratio > 1.5% No Trigger: Is Ratio > 6.0% No
<CAPTION>
May-00 Jun-00 Jul-00
<S> <C> <C> <C> <C>
B) Delinquency Trigger: $552,559.14 $1,224,327.60 $1,191,596.01
Balance delinquency 60+ days 1.48354% 3.54500% 3.73821%
As % of Beginning Pool Balance 1.65157% 2.23290% 2.92225%
Three Month Average
Trigger: Is Average > 2.0% Yes
C) Noteholders Percent Trigger: 2.1000%
Ending Reserve Account Balance
not less than 1% of Initial Aggregate
Receivables Balance
Trigger: Is Minimum < 1.0% No
</TABLE>
Navistar Financial Corporation
by: /s/ R. W. Cain
R. W. Cain
Vice President and Treasurer
