이 름 전자우편 홈페이지 제목 비밀번호 (최소 4자이상의 영문 또는 숫자) With the refinance, you’d be extending the current term of your mortgage from 68 months to 120 months, or 10 years. Even though there’s a substantial drop in the interest rate, you won’t save on interest expense because of the loan extension. The numbers below tell the tale.