Class A-1 Principal Amount means when used with respect to any date, an amount equal to (a) the Class A-1 Initial Principal Amount minus (b) the amount of principal payments made to the Class A-1 Noteholders on or prior to such date minus (c) the principal amount of any Class A-1 Notes that have been delivered to the Trustee for cancellation pursuant to the Base Indenture and for which no replacement Class A-1 Note was issued on or prior to such date.
Class A-1 Principal Amount means as of any date, the sum of the Note Principal Amounts of all Class A-1 Notes then Outstanding;
Class A-1 Principal Amount shall have the meaning set forth in the Series 2006-A Supplement.