J.P. Morgan Mortgage Trust 2017-4: Presale Report

DBRS, Inc. (DBRS) assigned the following provisional ratings to the Mortgage Pass-Through Certificates, Series 2017-4 (the Certificates) issued by J.P. Morgan Mortgage Trust 2017-4:

-- $856.4 million Class A-1 at AAA (sf)
-- $856.4 million Class A-2 at AAA (sf)
-- $801.7 million Class A-3 at AAA (sf)
-- $801.7 million Class A-4 at AAA (sf)
-- $641.4 million Class A-5 at AAA (sf)
-- $641.4 million Class A-6 at AAA (sf)
-- $160.3 million Class A-7 at AAA (sf)
-- $160.3 million Class A-8 at AAA (sf)
-- $122.4 million Class A-9 at AAA (sf)
-- $122.4 million Class A-10 at AAA (sf)
-- $37.9 million Class A-11 at AAA (sf)
-- $37.9 million Class A-12 at AAA (sf)
-- $54.7 million Class A-13 at AAA (sf)
-- $54.7 million Class A-14 at AAA (sf)
-- $856.4 million Class A-X-1 at AAA (sf)
-- $856.4 million Class A-X-2 at AAA (sf)
-- $801.7 million Class A-X-3 at AAA (sf)
-- $641.4 million Class A-X-4 at AAA (sf)
-- $160.3 million Class A-X-5 at AAA (sf)
-- $122.4 million Class A-X-6 at AAA (sf)
-- $37.9 million Class A-X-7 at AAA (sf)
-- $54.7 million Class A-X-8 at AAA (sf)
-- $13.7 million Class B-1 at AA (sf)
-- $13.7 million Class B-2 at A (sf)
-- $11.4 million Class B-3 at BBB (sf)
-- $7.7 million Class B-4 at BB (sf)
-- $3.6 million Class B-5 at B (sf)

Classes A-X-1, A-X-2, A-X-3, A-X-4, A-X-5, A-X-6, A-X-7 and A-X-8 are interest-only notes. The class balances represent notional amounts.