GATX CORP — Director's Dealing 2007

May 3, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GATX CORP (GMT)
CIK: 0000040211
Period of Report: 2007-05-01

Reporting Person: FAIRBANKS RICHARD M (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-05-01	Common Stock	A	870.7403	$49.815	Acquired	28779.6465	Direct

Footnotes

F1: Includes 80.9134 shares acquired pursuant to a dividend reinvestment feature of the GATX Directors' Phantom Stock Plan ("Phantom Stock Plan") and 52.0973 shares acquired pursuant to a dividend reinvestment feature of the Directors' Deferred Fee Plan ("Deferred Fee Plan").

F2: Includes that portion of (a) the quarterly payment of the annual directors' fee (326.2070 shares) credited to an account established for each director under the GATX Directors' Phantom Stock Plan ("Phantom Stock Plan") and (b) the annual retainer and meeting fee (411.5226 shares) which the reporting person elected to invest in units of phantom stock under the Directors' Deferred Fee Plan ("Deferred Fee Plan"), which in each case will be settled in common stock upon the expiration of the director's service on the Board.