EX-99.906CERT

Section 906 Certifications

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

John V. Murphy, Principal Executive Officer, and Brian W. Wixted, Principal
Financial Officer, of Oppenheimer Transition 2020 Fund (the "Registrant"), each
certify to the best of his knowledge that:

1.     The Registrant's periodic report on Form N-CSR for the period ended
       February 28, 2007 (the "Form N-CSR") fully complies with the requirements
       of Section 15(d) of the Securities Exchange Act of 1934, as amended; and

2.     The information contained in the Form N-CSR fairly presents, in all
       material respects, the financial condition and results of operations of
       the Registrant. This certification is being furnished to the Commission
       solely pursuant to 18 U.S.C. ss. 1350 and is not being filed as part of
       the Form N-CSR filed with the Commission.

Principal Executive Officer                     Principal Financial Officer

Oppenheimer Transition 2020 Fund                Oppenheimer Transition 2020 Fund



/s/John V. Murphy                               /s/Brian W. Wixted
- --------------------------                      --------------------------
John V. Murphy                                  Brian W. Wixted

Date: April 10, 2007                            Date: April 10, 2007