A balloon loan what it is it's essentially a term a certain duration of time and then it leads to a maturity date when the full loan amount is due. Components. This amount is a starting point in computing the amount financed and the total sale price under § 1026.18 for credit sales.The risk that a borrower will not be able to make a balloon (lump sum) payment at maturity due to a lack of funding. VANDE WALLE, Chief Justice.