EXHIBIT 12.2 PACCAR Financial Corp. COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES PURSUANT TO THE SUPPORT AGREEMENT BETWEEN THE COMPANY AND PACCAR INC (Thousands of Dollars) Six Months Ended June 30 1996 1995 - -------------------------------------------------------------------------------- FIXED CHARGES Interest expense $49,234 $42,064 Facility and equipment rental 367 360 - -------------------------------------------------------------------------------- TOTAL FIXED CHARGES $49,601 $42,424 - -------------------------------------------------------------------------------- EARNINGS Income before income taxes $26,123 $21,775 Depreciation 4,943 5,391 - -------------------------------------------------------------------------------- 31,066 27,166 Fixed charges 49,601 42,424 - -------------------------------------------------------------------------------- EARNINGS AS DEFINED $80,667 $69,590 - -------------------------------------------------------------------------------- RATIO OF EARNINGS TO FIXED CHARGES 1.63X 1.64X - -------------------------------------------------------------------------------- -12-