Exhibit 99.2

                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                 SECTION 906 OF THE SARBANES - OXLEY ACT OF 2002

In connection with the Quarterly Report of Swift  Transportation  Co., Inc. (the
"Company")  on Form 10-Q for the period ended  September  30, 2002 as filed with
the Securities  and Exchange  Commission on the date hereof (the  "Report"),  I,
Jerry Moyes,  Chairman  and Chief  Executive  Officer of the  Company,  certify,
pursuant to 18 U.S.C.  section 1350,  as adopted  pursuant to section 906 of the
Sarbanes-Oxley Act of 2002, that to my knowledge:

     (1)  The Report fully  complies with the  requirements  of section 13(a) or
          15(d) of the Securities Exchange Act of 1934; and

     (2)  The  information  contained  in the  Report  fairly  presents,  in all
          material respects,  the financial  condition and results of operations
          of the Company.

/s/ Jerry Moyes

Jerry Moyes
Chairman and Chief Executive Officer
November 13, 2002