Porterfield Brake Pads for 2010 JAGUAR XKR S w/Alcon Brake Pkg. Compound:R4-S Construction: Heavy-duty injection-molded body with

Construction: Heavy-duty injection-molded body with Acrylic accents

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Porterfield Brake Pads for 2010 JAGUAR XKR S w/Alcon Brake Pkg. Compound:R4-S Construction: Heavy-duty injection-molded body withPorterfield Brake Pads for 2010 JAGUAR XKR S w Alcon Brake Pkg. 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