<ARTICLE> 6
<CIK> 0000883939
<NAME> STI CLASSIC

   <NUMBER> 042
   <NAME> INVESTMENT GRADE BOND FUND FLEX SHARES
<MULTIPLIER> 1000

                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          MAY-31-2000
<PERIOD-START>                             JUN-01-1999
<PERIOD-END>                               MAY-31-2000
<INVESTMENTS-AT-COST>                          1144715
<INVESTMENTS-AT-VALUE>                         1087776
<RECEIVABLES>                                    21849
<ASSETS-OTHER>                                    2827
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                                 1112452
<PAYABLE-FOR-SECURITIES>                         61806
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                         9441
<TOTAL-LIABILITIES>                              71247
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                       1140894
<SHARES-COMMON-STOCK>                             2091
<SHARES-COMMON-PRIOR>                             2510
<ACCUMULATED-NII-CURRENT>                            0
<OVERDISTRIBUTION-NII>                             (3)
<ACCUMULATED-NET-GAINS>                              0
<OVERDISTRIBUTION-GAINS>                       (42747)
<ACCUM-APPREC-OR-DEPREC>                       (56939)
<NET-ASSETS>                                   1041205
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                                 8706
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                   (952)
<NET-INVESTMENT-INCOME>                           7754
<REALIZED-GAINS-CURRENT>                        (2174)
<APPREC-INCREASE-CURRENT>                       (2454)
<NET-CHANGE-FROM-OPS>                             3126
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                       (1277)
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                            958
<NUMBER-OF-SHARES-REDEEMED>                     (1500)
<SHARES-REINVESTED>                                123
<NET-CHANGE-IN-ASSETS>                          (4971)
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                            0
<OVERDISTRIB-NII-PRIOR>                          (145)
<OVERDIST-NET-GAINS-PRIOR>                      (5034)
<GROSS-ADVISORY-FEES>                             8537
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                  10120
<AVERAGE-NET-ASSETS>                           1152672
<PER-SHARE-NAV-BEGIN>                            10.37
<PER-SHARE-NII>                                   0.52
<PER-SHARE-GAIN-APPREC>                         (0.78)
<PER-SHARE-DIVIDEND>                            (0.52)
<PER-SHARE-DISTRIBUTIONS>                         0.00
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                               9.59
<EXPENSE-RATIO>                                   1.66