EXHIBIT 12.4 PACCAR Financial Corp. COMPUTATION OF RATIOS FOR ALLOWANCE FOR LOSSES ON RECEIVABLES AND PAST DUE LEVELS (Thousands of Dollars) Three Months Ended March 31 1995 1994 - ------------------------------------------------------------------------------- Net credit losses (recoveries) $ (312) $ (558) Allowance for losses at end of period 31,300 25,500 Average finance receivables and equipment on operating leases 1,770,832 1,527,513 Period end finance receivables and equipment on operating leases 1,806,483 1,546,083 Period end contracts and operating lease receivables past due over 60 days 5,674 5,659 Period end contracts and operating lease receivables 1,513,515 1,280,293 Ratios: Net credit losses (recoveries) to average finance receivables and equipment on operating leases (1) (.07%) (.15%) Allowance for losses to period end finance receivables and equipment on operating leases 1.73% 1.65% Period end contracts and operating lease receivables past due over 60 days to period end contracts and operating lease receivables .37% .44% <FN> (1) Annualized.