Document:

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                                                                     EXHIBIT 4.8

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                               REFUNDING AMENDMENT
                          Dated as of October 26, 2001
                                       to
                         TRUST SUPPLEMENT NO. 2001-2A-1
                           Dated as of October 4, 2001

                                     between

                             AMERICAN AIRLINES, INC.

                                       and

               STATE STREET BANK AND TRUST COMPANY OF CONNECTICUT,
                              NATIONAL ASSOCIATION,

                                   as Trustee,

                                       to

                          PASS THROUGH TRUST AGREEMENT
                           Dated as of October 4, 2001

                 American Airlines Pass Through Trust 2001-2A-1
                            6.978% American Airlines
                           Pass Through Certificates,
                                Series 2001-2A-1

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<PAGE>
              REFUNDING AMENDMENT TO TRUST SUPPLEMENT NO. 2001-2A-1

            This REFUNDING AMENDMENT TO TRUST SUPPLEMENT NO. 2001-2A-1, dated as
of October 26, 2001, between American Airlines, Inc., a Delaware corporation,
and State Street Bank and Trust Company of Connecticut, National Association, a
national banking association, as Trustee, to the Pass Through Trust Agreement,
dated as of October 4, 2001, between the Company (such term and other
capitalized terms used herein without definition being defined as provided in
Section 1.01) and the Trustee (the "Refunding Amendment").

                              W I T N E S S E T H:

            WHEREAS, as contemplated by Exhibit A to the Intercreditor
Agreement, American has, among other things:

      (i)   exercised its option to prepay on October 26, 2001 the original
            Series C Equipment Notes;
      (ii)  issued new Series C Equipment Notes;
      (iii) entered into a Trust Supplement providing for the issuance of new
            Class C Certificates; and
      (iv)  arranged for WestLB to be the Liquidity Provider for the new Class C
            Trust;

            WHEREAS, the parties are entering into this Refunding Amendment to
Trust Supplement No. 2001-2A-1 to make the necessary revisions in connection
with the refunding of the Class C Certificates;

            NOW, THEREFORE, in consideration of the mutual agreements herein
contained, and of other good and valuable consideration, the parties agree as
follows:

            SECTION 1 Definitions

            (a) Except as otherwise defined herein, terms used in this Refunding
Amendment have the meaning defined in Trust Supplement No. 2001-2A-1.

            (b) the following definition contained in the Preamble to Trust
Supplement No. 2001-2A-1 is amended to read as follows:

            "Intercreditor Agreement" means Intercreditor Agreement, dated as of
October 4, 2001, among State Street Bank and Trust Company of Connecticut,
National Association, as Trustee under each Trust (as defined therein), WestLB,
as Class A-1 Liquidity Provider, Class A-2 Liquidity Provider, Class B Liquidity
Provider and Class C Liquidity Provider, and State Street Bank and Trust Company
of Connecticut, National Association, as Subordination Agent thereunder, as
amended by a refunding amendment dated as of October 26, 2001.

                                       2
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            SECTION 2 Revisions to Section 4.01(a)(iv)

            Section 4.01(a)(iv) is amended to delete the clause "(other than the
Company or any Affiliate of the Company)" wherever it appears.

            SECTION 3 Miscellaneous

            (a) This Refunding Amendment may be executed in any number of
counterparts (and each party shall not be required to execute the same
counterpart). Each counterpart of this Refunding Amendment including a signature
page or pages executed by each of the parties hereto shall be an original
counterpart of this Refunding Amendment, but all of such counterparts together
constitute one instrument.

            (i) THIS REFUNDING AMENDMENT HAS BEEN DELIVERED IN THE STATE OF NEW
      YORK AND SHALL BE GOVERNED BY AND CONSTRUED IN ACCORDANCE WITH THE LAWS OF
      THE STATE OF NEW YORK, INCLUDING ALL MATTERS OF CONSTRUCTION, VALIDITY AND
      PERFORMANCE, AND THE OBLIGATIONS, RIGHTS AND REMEDIES OF THE PARTIES
      HEREUNDER SHALL BE DETERMINED IN ACCORDANCE WITH SUCH LAWS.

                                       3
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      IN WITNESS WHEREOF, the parties have caused this Trust Supplement to be
duly executed by their respective officers thereto duly authorized as of the
date first written above.

                                        AMERICAN AIRLINES, INC.

                                        By:____________________________________
                                           Name:
                                           Title:

                                        STATE STREET BANK AND TRUST COMPANY
                                        OF CONNECTICUT, NATIONAL ASSOCIATION,
                                        as Trustee

                                        By:____________________________________
                                           Name:
                                           Title:<PAGE>
                                                                     EXHIBIT 4.9

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                           SECOND REFUNDING AMENDMENT
                          Dated as of December 12, 2001
                                       to
                         TRUST SUPPLEMENT NO. 2001-2A-1
                           Dated as of October 4, 2001

                                     between

                             AMERICAN AIRLINES, INC.

                                       and

               STATE STREET BANK AND TRUST COMPANY OF CONNECTICUT,
                              NATIONAL ASSOCIATION,

                                   as Trustee,

                                       to

                          PASS THROUGH TRUST AGREEMENT
                           Dated as of October 4, 2001

                 American Airlines Pass Through Trust 2001-2A-1
                            6.978% American Airlines
                           Pass Through Certificates,
                                Series 2001-2A-1

================================================================================
<PAGE>
                           SECOND REFUNDING AMENDMENT

            This SECOND REFUNDING AMENDMENT, dated as of December 12, 2001 (this
"Refunding Amendment"), between American Airlines, Inc., a Delaware corporation,
and State Street Bank and Trust Company of Connecticut, National Association, a
national banking association, as Trustee, to the Pass Through Trust Agreement,
dated as of October 4, 2001, as supplemented by Trust Supplement No. 2001-2A-1
thereto dated as of October 4, 2001 and as amended by the Refunding Amendment
dated as of October 26, 2001 (as supplemented and amended the "Pass Through
Agreement", capitalized terms used herein without definition having the meanings
specified therein).

                              W I T N E S S E T H:

            WHEREAS, the parties hereto have previously entered into that
certain Trust Supplement No. 2001-2A-1 dated as of October 4, 2001 as amended by
the Refunding Amendment dated as of October 26, 2001 ("Trust Supplement No.
2001-2A-1"); and

            WHEREAS, as contemplated by Exhibit A to the Intercreditor
Agreement, American has, among other things:

      (i)   exercised its option to prepay on December 12, 2001 the original
            series D equipment notes;
      (ii)  issued new Series D Equipment Notes; and
      (iii) entered into a Trust Supplement providing for the issuance of new
            Class D Certificates; and

            WHEREAS, the parties are entering into this Refunding Amendment to
make the necessary revisions to Trust Supplement No. 2001-2A-1 in connection
with the refunding of the class D certificates;

            NOW, THEREFORE, in consideration of the mutual agreements herein
contained, and of other good and valuable consideration, the parties agree as
follows:

            SECTION 1. Amendment to Article III

            The first sentence of Section 3.01(i) of Trust Supplement No.
2001-2A-1 is amended in its entirety to read as follows:

            "(i) The Applicable Certificates will have the benefit of the
Deposit Agreement and the Escrow Agreement and will be subject to the following
Intercreditor Agreement (and to the extent the terms of the Intercreditor
Agreement (including the definitions of defined terms) are inconsistent with the
terms of this Agreement, such Intercreditor Agreement shall control): that
certain Intercreditor Agreement, dated as of October 4, 2001, among State Street
Bank and Trust Company of Connecticut, National Association, as Trustee under
each Trust (as defined therein), WestLB, as Class A-1 Liquidity Provider, Class
A-2 Liquidity Provider, Class B Liquidity Provider and Class C Liquidity
Provider, and State Street Bank and Trust Company of Connecticut, National
Association, as Subordination Agent thereunder, as amended by the
<PAGE>
Refunding Amendment thereto dated as of October 26, 2001 and the Second
Refunding Amendment thereto dated as of December 12, 2001."

            SECTION 2. Revisions to Sections 4.01(a)(v) and (vi)

            Sections 4.01(a)(v) and (vi) of Trust Supplement No. 2001-2A-1 are
amended to delete the clause "other than the Company or any Affiliate of the
Company" and the clause "(other than the Company or any Affiliate of the
Company)" wherever they appear.

            SECTION 3. Miscellaneous

            (a) This Refunding Amendment may be executed in any number of
counterparts (and each party shall not be required to execute the same
counterpart). Each counterpart of this Refunding Amendment including a signature
page or pages executed by each of the parties hereto shall be an original
counterpart of this Refunding Amendment, but all of such counterparts together
constitute one instrument.

            (b) THIS REFUNDING AMENDMENT HAS BEEN DELIVERED IN THE STATE OF NEW
YORK AND SHALL BE GOVERNED BY AND CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE
STATE OF NEW YORK, INCLUDING ALL MATTERS OF CONSTRUCTION, VALIDITY AND
PERFORMANCE, AND THE OBLIGATIONS, RIGHTS AND REMEDIES OF THE PARTIES HEREUNDER
SHALL BE DETERMINED IN ACCORDANCE WITH SUCH LAWS.

                                       2
<PAGE>
            IN WITNESS WHEREOF, the parties have caused this Refunding Amendment
to be duly executed by their respective officers thereto duly authorized as of
the date first written above.

                                          AMERICAN AIRLINES, INC.

                                          By:___________________________________
                                             Name:
                                             Title:

                                          STATE STREET BANK AND TRUST COMPANY
                                          OF CONNECTICUT, NATIONAL ASSOCIATION,
                                          as Trustee

                                          By:___________________________________
                                             Name:
                                             Title:

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