American Railcar Industries, Inc. Corrects Typographical Error in Schedule 13D Amendment

American Railcar Industries, Inc. Corrects Typographical Error in Schedule 13D
Amendment

ST. CHARLES, Mo., Dec. 21, 2012 (GLOBE NEWSWIRE) -- American Railcar
Industries, Inc. (and certain of its affiliates) (ARI or the Company)
(Nasdaq:ARII) today filed Amendment Number 3 to the Schedule 13D filed by ARI
on November 13, 2012. The Amendment reported that on December 21, 2012 ARI
sold 1,786,334 shares of common stock of The Greenbrier Companies, Inc. at a
price of $15.41 per share. The Amendment should have reported that the sales
price per share was $16.30. All such sales of shares were effected in the open
market on the NASDAQ Global Select Market.

About ARI

ARI is a leading North American designer and manufacturer of hopper and tank
railcars. ARI and its subsidiaries lease railcars manufactured by the Company
to certain markets. In addition, ARI repairs and refurbishes railcars,
provides fleet management services and designs and manufactures certain
railcar and industrial components. ARI provides its railcar customers with
integrated solutions through a comprehensive set of high quality products and
related services. More information about American Railcar Industries, Inc. is
available on its website at www.americanrailcar.com.

Forward Looking Statement Disclaimer

This press release contains statements relating to ARI's and its subsidiaries'
expected financial performance and/or future business prospects, events and
plans that are "forward-looking statements" as defined under the Private
Securities Litigation Reform Act of 1995. Forward-looking statements represent
the Company's estimates and assumptions only as of the date of this press
release and are subject to known and unknown risks and uncertainties that
could cause actual results to differ materially from the results described in
or anticipated by ARI's forward-looking statements.The Company's Form10-K,
as amended by Form 10-K/A, for the year ended December31, 2011, subsequent
quarterly reports on Form10-Q and other subsequent filings with the
Securities and Exchange Commission identify important risks and other factors
that could cause actual results to differ materially from those contained in
the Company's projections, estimates and forward-looking statements. ARI
expressly disclaims any duty to provide updates to any forward-looking
statements made in this press release, whether as a result of new information,
future events or otherwise.

CONTACT: Dale C. Davies
         Michael Obertop
         PHONE: 636.940.6000