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Porterfield R4-1 Carbon Kevlar Racing Brake Pad AP 228 R4-1

Our Products: Brakes > Brake Pads > Porterfield Brake Pads
Price: $156.95
SKU: AP 228 R4-1
Brand: Porterfield
Porterfield R4-1 Carbon Kevlar Racing Brake Pad AP 228 R4-1
Porterfield R4-1 Carbon Kevlar Racing Brake Pad AP 228 R4-1

MakeModelSubModelNoteYear
ALFA ROMEO164Rear Brake Pads.1990-1995
AUDI100Rear Brake Pads.1988-1994
AUDI100QUATTRORear Brake Pads.1989-1994
AUDI200Rear Brake Pads.1988-1991
AUDI200QUATTRORear Brake Pads.1988-1991
AUDI4000QUATTRO SRear Brake Pads.1983-1987
AUDI5000R.Disc, Including Turbo, Rear Brake Pads.1980-1988
AUDI5000QUATTRORear Brake Pads.1985-1988
AUDI80(8/87-92), Rear Brake Pads.1987-1992
AUDI80QUATTRORear Brake Pads.1987-1992
AUDI90Rear Brake Pads.1988-1995
AUDI90QUATTRORear Brake Pads.1987-1995
AUDIA4(96-2/97) To Ch# 8DV 168 350, Rear Brake Pads.1996-1997
AUDIA4QUATTRO(2/99-01), Rear Brake Pads.1999-2001
AUDIA6Rear Brake Pads.1995-1995
AUDIA6w/ AFC eng., Rear Brake Pads.1996-1998
AUDIA6QUATTROw/ AFC eng., Rear Brake Pads.1995-1998
AUDIA8(97-8/99) To Ch# 4D-Y-005.000, Rear Brake Pads.1997-1999
AUDIA8QUATTRO(97-8/99) To Ch# 4D-Y-005.000, Rear Brake Pads.1997-1999
AUDICOUPERear Brake Pads.1987-1987
AUDICOUPEQUATTRO(5/89-91), Rear Brake Pads.1989-1991
AUDIQUATTRORear Brake Pads.1982-1985
AUDIS4Rear Brake Pads.1992-1994
AUDIS6Rear Brake Pads.1995-1998
AUDIV8 QUATTRORear Brake Pads.1990-1994

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Porterfield Carbon Kevlar R4-1 Racing Brake Pad:  AP 228 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 228 R4-1 applications are Alfa Romeo 164. Audi 80, 90, 100, 200, 5000, 100 Quattro, 200 Quattro, 4000 Quattro, 5000 Quattro, 80 Quattro, 90 Quattro, A4, A4 Quattro, A6, A6 Quattro, A8, A8 Quattro, Coupe, Coupe Quattro, S4, S6 and V8 Quattro..

Made in the USA



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