FREE WRITING PROSPECTUS

FILED PURSUANT TO RULE 433

REGISTRATION FILE NO.: 333-206677-26

BANK 2018-BNK13 - PUBLIC NEW ISSUE

**PUBLIC IO GUIDANCE** $801.676MM FIXED-RATE CMBS OFFERING

CO-LEAD MANAGERS
& JOINT BOOKRUNNERS:	WELLS FARGO SECURITIES, LLC
	MORGAN STANLEY & CO. LLC
	BOFA MERRILL LYNCH
CO-MANAGER:	ACADEMY SECURITIES, INC.
	DREXEL HAMILTON

OFFERED CERTIFICATES - PUBLIC

CLASS	DBRS/FITCH/S&P	SIZE($MM)	PROCEEDS($MM)	PRICE GUIDANCE
X-A	AAA(sf)/AAAsf/AAA(sf)	627.886	23.23	T+110A
X-B	A(sf)/A-sf/NR	173.790	1.10	Suggested T+110A/
				Auction at 1pm ET

COLLATERAL SUMMARY
INITIAL POOL BALANCE:	$944,189,953
NUMBER OF LOANS:	62
NUMBER OF PROPERTIES:	80
WA CUT-OFF LTV:	54.4%
WA BALLOON LTV:	48.3%
WA U/W NCF DSCR:	2.28x
WA U/W NOI DEBT YIELD:	13.3%
WA MORTGAGE RATE:	4.557%
TOP TEN LOANS %:	57.2%
WA REM TERM TO MATURITY (MOS):	110
WA REM AMORTIZATION TERM (MOS):	299
WA SEASONING (MOS):	2
LOAN SELLERS:	MSMCH(31.7%), BANA(31.3%), WFB(29.9%), NCB(7.1%)
TOP 3 PROPERTY TYPES:	OFFICE(37.7%), RETAIL(34.6%), MULTIFAMILY(11.1%)
TOP 5 STATES:	NY(29.0%), CA(11.7%), FL(10.5%), NV(7.2%), OH(5.9%)
MASTER SERVICERS:	WELLS FARGO BANK, NATIONAL ASSOCIATION AND NATIONAL COOPERATIVE BANK, N.A.
SPECIAL SERVICERS:	TORCHLIGHT LOAN SERVICES, LLC AND NATIONAL COOPERATIVE BANK, N.A.
DIRECTING CERTIFICATEHOLDER:	TORCHLIGHT INVESTORS, LLC
DOCUMENTS & TIMING
ANTICIPATED PRICING:	TODAY
ANTICIPATED SETTLEMENT:	AUGUST 2, 2018

Wells Fargo Commercial Mortgage Securities, Inc., as depositor, has filed a registration statement (including a prospectus) with the Securities and Exchange Commission (‘‘SEC’’) (SEC File No. 333-206677) for the offering to which this communication relates. Before you invest, you should read the prospectus in the registration statement and other documents the depositor has filed with the SEC for more complete information about the depositor, the issuing entity and this offering. You may get these documents for free by visiting EDGAR on the SEC Web site at www.sec.gov. Alternatively, the depositor, any underwriter, or any dealer participating in the offering will arrange to send you the prospectus after filing if you request it by calling toll free 1-800-745-2063 (8 a.m. - 5 p.m. EST) or by emailing wfs.cmbs@wellsfargo.com.

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