Porterfield Brake Pads for 2011 GMC SIERRA 2500 4WD Backwoods Adventure Mods Rear TJ Spring Perches and

Rear TJ Spring Perches and Retainers

Base 2007 Mercury Monterey Luxury 2003 - 2010 Mercury Mountaineer Base 2006 Mercury Mountaineer Luxury

750 HP Carbureted - Naturally Aspirated

Bolt-on Installation

Porterfield Brake Pads for 2011 GMC SIERRA 2500 4WD Backwoods Adventure Mods Rear TJ Spring Perches andPorterfield Brake Pads for 2011 GMC SIERRA 2500 4WD 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