SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                    FORM 8-K
                                 CURRENT REPORT

                     Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934

                                 October 1, 1999
                        ---------------------------------
                        (Date of earliest event reported)

                            GATX CAPITAL CORPORATION
             ------------------------------------------------------
             (Exact name of Registrant as specified in its charter)

   Delaware                                                      94-1661392
--------------------------------------------------------------------------------
  (State of                   (Commission File No.)            (IRS Employer
Incorporation)                                               Identification No.)

                             Four Embarcadero Center
                         San Francisco, California 94111
          ------------------------------------------------------------
          (Address of principal executive offices, including zip code)

                                 (415) 955-3200
              ----------------------------------------------------
              (Registrant's telephone number, including area code)

                                 Not Applicable
          -------------------------------------------------------------
          (Former name or former address, if changed since last report)
<PAGE>

Item 5. Other Events

      Attached is Form T-1 Statement of Eligibility and Qualification under the
Trust Indenture Act of 1939 (the "Form T-1") of The Chase Manhattan Bank. The
Form T-1 is issued by The Chase Manhattan Bank in connection with the Indenture
dated as of July 31, 1989, as amended and supplemented, between GATX Capital
Corporation and The Chase Manhattan Bank. The Form T-1 is to be incorporated by
reference to the Registration Statement on Form S-3 (File No. 333-86879) of GATX
Capital Corporation as Exhibit 25.

Item 7. Financial Statements and Exhibits

      (c) Exhibits

            25    Form T-1 Statement of Eligibility and Qualification under the
                  Trust Indenture Act of 1939 of The Chase Manhattan Bank.

                                   SIGNATURES

      Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.

                                  GATX CAPITAL CORPORATION


                                  By: /s/ THOMAS C. NORD
                                      -----------------------------------------
                                      Name: Thomas C. Nord
                                      Title: Vice President and General Counsel

Date: October 1, 1999


                                        2
<PAGE>

                                  EXHIBIT INDEX

                            GATX CAPITAL CORPORATION

                           Current Report on Form 8-K

Exhibit No.                      Description                          Page No.
-----------                      -----------                          --------

25           Form T-1 Statement of Eligibility and Qualification
             under the Trust Indenture Act of 1939 of The Chase
             Manhattan Bank.


                                        3
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{"company-data": {"conformed-name": "GATX CAPITAL CORP", "cik": "0000357019", "assigned-sic": "6172", "irs-number": "941661392", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-08319", "film-number": "99721456"}, "business-address": {"street1": "FOUR EMBARCADERO CTR SUITE 2200", "city": "SAN FRANCISCO", "state": "CA", "zip": "94111", "phone": "4159553200"}, "former-company": {"former-conformed-name": "GATX LEASING CORP", "date-changed": "19900405"}}
SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                    FORM 8-K
                                 CURRENT REPORT

                     Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934

                                 October 1, 1999
                        ---------------------------------
                        (Date of earliest event reported)

                            GATX CAPITAL CORPORATION
             ------------------------------------------------------
             (Exact name of Registrant as specified in its charter)

   Delaware                                                      94-1661392
--------------------------------------------------------------------------------
  (State of                   (Commission File No.)            (IRS Employer
Incorporation)                                               Identification No.)

                             Four Embarcadero Center
                         San Francisco, California 94111
          ------------------------------------------------------------
          (Address of principal executive offices, including zip code)

                                 (415) 955-3200
              ----------------------------------------------------
              (Registrant's telephone number, including area code)

                                 Not Applicable
          -------------------------------------------------------------
          (Former name or former address, if changed since last report)
Item 5. Other Events

      Attached is Form T-1 Statement of Eligibility and Qualification under the
Trust Indenture Act of 1939 (the "Form T-1") of The Chase Manhattan Bank. The
Form T-1 is issued by The Chase Manhattan Bank in connection with the Indenture
dated as of July 31, 1989, as amended and supplemented, between GATX Capital
Corporation and The Chase Manhattan Bank. The Form T-1 is to be incorporated by
reference to the Registration Statement on Form S-3 (File No. 333-86879) of GATX
Capital Corporation as Exhibit 25.

Item 7. Financial Statements and Exhibits

      (c) Exhibits

            25    Form T-1 Statement of Eligibility and Qualification under the
                  Trust Indenture Act of 1939 of The Chase Manhattan Bank.

                                   SIGNATURES

      Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.

                                  GATX CAPITAL CORPORATION

                                  By: /s/ THOMAS C. NORD
                                      -----------------------------------------
                                      Name: Thomas C. Nord
                                      Title: Vice President and General Counsel

Date: October 1, 1999

                                        2
EXHIBIT INDEX

                            GATX CAPITAL CORPORATION

                           Current Report on Form 8-K

Exhibit No.                      Description                          Page No.
-----------                      -----------                          --------

25           Form T-1 Statement of Eligibility and Qualification
             under the Trust Indenture Act of 1939 of The Chase
             Manhattan Bank.

                                        3