Power Stop Evolution Coated rotors are a direct bolt-on replacement for factory equipment. Fully coated using Genuine GEOMET rust preventative coating; treated with a thin layer of Genuine GEOMET 360 coating to protect against rust and corrosion without influencing the vehicle's braking performance. High Carbon metallurgy provides Improved Thermal Conductivity To Resist Distortion And Cracking; Improved Damping Coefficient To Reduce Squeal. Manufactured to original equipment specifications for fitment, weight, vane count, and performance. Mercedes-Benz GL320 2007-2008, Mercedes-Benz GL350 2010-2012, Mercedes-Benz GL450 2007-2012, Mercedes-Benz GL550 2008-2013, Mercedes-Benz ML320 2008-2009, Mercedes-Benz ML350 2008-2011, Mercedes-Benz ML450 2010-2011, Mercedes-Benz ML500 2006-2007, Mercedes-Benz ML550 2008-2011, Mercedes-Benz R320 2007-2009, Mercedes-Benz R350 2009-2012, Mercedes-Benz R500 2006-2007