NEW YORK–(BUSINESS WIRE)–Kroll Bond Rating Agency (KBRA) is pleased to announce the assignment of preliminary ratings to seven classes of FREMF Series 2017-K62 mortgage pass-through certificates and five classes of Freddie Mac structured pass-through certificates (SPCs), Series K-062 (see ratings list below). FREMF Series 2017-K62 is a $1.4 billion CMBS multi-borrower transaction. Freddie Mac will guarantee six classes of certificates issued in the underlying Series 2017-K62 securitization an