December 29, 1999 AeroEquity, Inc. c/o Brian H. Rowe 7414 Hodgson Memorial Drive Savannah, Georgia 31411 Dear Brian: Reference is made to that letter agreement, dated as of March 11, 1999, between Nolan Acquisition Partners and AeroEquity, Inc.,...

                                                                      EXHIBIT 17
                                                                      ----------
                           XXXXX ACQUISITION PARTNERS
                          000 X. XXXX XXXXXXXXX XXXXXXX
                               XXXXXX, XXXXX 00000

                                December 29, 1999


AeroEquity, Inc.
c/o Xxxxx X. Xxxx
0000 Xxxxxxx Xxxxxxxx Xxxxx
Xxxxxxxx, Xxxxxxx  00000


Dear Xxxxx:

         Reference is made to that letter agreement, dated as of March 11, 1999,
between Xxxxx Acquisition Partners and AeroEquity, Inc., regarding our
respective interests as stockholders of Aviall, Inc. (the "Letter Agreement").

         Pursuant to Paragraph 8 of the Letter Agreement, this letter shall
serve as a notice of termination of the Letter Agreement as provided therein, to
be effective as of December 29, 1999.



                             Very truly yours,

                             XXXXX ACQUISITION PARTNERS

                             By: Xxxxx Acquisition Group, L.P.,
                                 its Managing General Partner

                             By: Xxxxxxx Capital Group,
                                 a Texas Corporation,
                                 its General Partner


                             By: /s/  Xxxxxx X. Xxxxxxx
                                 ----------------------------------------
                                 Xxxxxx X. Xxxxxxx
                                 President



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