REPLACEMENT PART: 4pcs. 2002 03 04 05 06 07 GMC ENVOY 17" 6 SPOKE POLISHED WHEEL CENTER CAPS SET Complete Set of 4 GMC REPLACEMENT Wheel Center Caps Size : Outer cap surface diameter = 7.5'' wide Very easy installation Please check your application. Package include 4 pcs. Fits: 2002-2007 GMC Envoy