Description of Hawk Performance HUS8586 Quiet Brake
Quiet stops. Environmental friendly GEOMET coating. Sold individually. Unidirectional slot pattern. Unidirectional vane and slot design eliminates the need to stock left hand and right hand rotors.
I finally had to replace them after just over 3 years and over 100,000 miles with an F350 that has been towed through mountains. I firmly believe it's my fault that I should have replaced them too, I should have gotten new pads sooner.