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Porterfield R4-1 Carbon Kevlar Racing Brake Pad AP 555 R4-1

Our Products: Brakes > Brake Pads > Porterfield Brake Pads
Price: $229.95
SKU: AP 555 R4-1
Brand: Porterfield
Porterfield R4-1 Carbon Kevlar Racing Brake Pad AP 555 R4-1
Porterfield R4-1 Carbon Kevlar Racing Brake Pad AP 555 R4-1

MakeModelSubModelNoteYear
AUDI100Front Brake Pads.1992-1994
AUDI100QUATTROFront Brake Pads.1992-1994
AUDIA6Front Brake Pads.1995-1995
AUDIA6w/ AFC eng., Front Brake Pads.1996-1998
AUDIA6QUATTROw/ AFC eng., Front Brake Pads.1995-1998

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Porterfield Carbon Kevlar R4-1 Racing Brake Pad:  AP 555 R4-1 

Porterfield R4-1 Carbon Kevlar Racing Brake Pads were developed and tested in the Vintage Racing community. Because of the high coefficient of friction (?) at low temperatures, these are fast becoming the Autocross brake pad of choice. A peak ? of .600 the R4-1 pad can reach close to ? of .500 at temperatures as low as 200?F. The R4-1 brake pads are widely used on Vintage GT and Formula car where pad temps are under 600?F and peak temps are below 1,000?F. This is also a good Rally-Cross brake pad.

Typical AP 555 R4-1 applications are Audi 100, 100 Quattro, A6, and A6 Quattro front brakes..

Made in the USA



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