4000 SERIES HD variant features a smooth OE style rotor finish, popular for drivers looking for the benefits of a 4000 Series rotor but requiring an OE style look, such as controlled race divisions.
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
2005-2010,2013	Ford	Mustang	Base
2013	Ford	Mustang	Boss 302
2008-2009	Ford	Mustang	Bullitt
2005-2010,2013	Ford	Mustang	GT
2007-2008	Ford	Mustang	Shelby GT
2007-2010,2013	Ford	Mustang	Shelby GT500
2008-2009	Ford	Mustang	Shelby GT500KR