Porterfield Brake Pads for 1979 AUDI 4000 Compound:R4-S The unique ovate Beehive shape

The unique ovate Beehive shape not only has higher load but is more dynamically stable than the factory spring

Will require headers gears & stall speed

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Precision Sensor Mount

Porterfield Brake Pads for 1979 AUDI 4000 Compound:R4-S The unique ovate Beehive shapePorterfield Brake Pads for 1979 AUDI 4000 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 brake pad to