EXHIBIT 4.1 AMENDMENT NO. 1 TO THE RIGHTS AGREEMENT BETWEEN HAWKER PACIFIC AEROSPACE AND U.S. STOCK TRANSFER CORPORATION, AS RIGHTS AGENT This Amendment No. 1 to the Rights Agreement (the "Agreement") between Hawker Pacific Aerospace and U.S. Stock Transfer Corporation, as Rights Agent, (the "Parties") is entered into this 31st day of March, 1999 for purposes of amending the Rights Agreement dated as of March 10, 1999 (the "Rights Agreement") between the Parties. 1. The Rights Agreement is hereby amended to correct a typographical error with respect to the Final Expiration Date, which should be March 25, 2009, rather than February 27, 2008. Accordingly, Section 7.(a) is hereby amended by substituting "March 25, 2009" in place of "February 27, 2008" in such Section. 2. In all other respects, the Rights Agreement remains in full force and effect. IN WITNESS WHEREOF, the Parties hereto have caused this Amendment No. 1 to be duly executed and attested, all as of the date and year first above written. HAWKER PACIFIC AEROSPACE Attest: By /s/ Philip M. Panzera By /s/ David L. Lokken ------------------------- -------------------------- Name: Philip M. Panzera Name: David L. Lokken Title: Vice President Title: President and Chief Chief Financial Officer Executive Officer U.S. STOCK TRANSFER CORPORATION Attest: By /s/ Syed A. Hussaini By /s/ Enrique Artaza -------------------------- ------------------------------ Name: Syed A. Hussaini Name: Enrique Artaza Title: AVP Administrator Title: Senior Vice President