Porterfield Brake Pads for 2012 GMC SIERRA 3500 4WD SRW Location:Front Material 12ga Steel

Material 12ga Steel

Damping Levels 40-Level Height Adjustment Yes Spring Rate(Front) 10 kg/mm (560 lbs/inch) Spring Rate(Rear) 11 kg/mm (616 lbs/inch) Spring Length(Front) 150 mm Spring Length(Rear) 245 mm Front Top Mount Yes

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Porterfield Brake Pads for 2012 GMC SIERRA 3500 4WD SRW Location:Front Material 12ga SteelPorterfield Brake Pads for 2012 GMC SIERRA 3500 4WD SRW Porterfield R4 Porterfield R4 Carbon Kevlar based brake pads were fully designed for heavy duty extreme motorsports use. Its one of the the few true motorsports competition pads available on the market today. The carbon based semi metallic R4 brake material allows the brake pad to absorb huge amounts of heat and dissipate it quickly and evenly over time. The Carbon Kevlar material also allows the