1 Exhibit 21.01 SUBSIDIARIES OF THE REGISTRANT NAME JURISDICTION OF INCORPORATION ALSO DOES BUSINESS AS ---- ----------------------------- --------------------- Subsidiaries of Registrant: CSK Auto, Inc. ("Auto") Arizona Checker Auto Parts, Kragen Auto Parts, Schuck's Auto Supply Subsidiaries of Auto: CSKAUTO.COM, Inc. Delaware Automotive Information Systems, Minnesota Identifix Inc.