Summary of DEALERTRACK HOLDINGS, INC.

Item 7.01 Regulation FD Disclosure.

Effective May 8, 2012, senior management of DealerTrack Holdings, Inc. will begin using the materials included in Exhibit 99.1 to this report (the "Investor Presentation") in connection with presentations to existing and prospective investors. The Investor Presentation is attached as Exhibit 99.1 to this report and is incorporated herein by reference. The registrant undertakes no obligation to update this information, including any forward-looking statements, to reflect subsequently occurring events or circumstances.

The information furnished pursuant to this Item 7.01 shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise subject to the liabilities under that Section, and shall not be deemed to be incorporated by reference into any filing of DealerTrack Holdings, Inc. under the Securities Act of 1933, as amended, or the Exchange Act.

Safe Harbor for Forward-Looking Statements

Statements in this Current Report on Form 8-K regarding DealerTrack Holdings, Inc., including but not limited to the Exhibit attached hereto, other than the recitation of historical facts are forward-looking statements (as defined in the Private Securities Litigation Reform Act of 1995). These statements involve a number of risks, uncertainties and other factors that could cause actual results, performance or achievements of DealerTrack to be materially different from any future results, performance or achievements expressed or implied by these forward-looking statements.