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Porterfield R4-1 Carbon Kevlar Racing Brake Pad AP 1761.1 R4-1

Price: $220.95
SKU: AP 1761.1 R4-1
Porterfield R4-1 Carbon Kevlar Racing Brake Pad AP 1761.1 R4-1
Porterfield R4-1 Carbon Kevlar Racing Brake Pad AP 1761.1 R4-1
MakeModelSubModelNoteYear
AUDIRS3w/Iron Disc, Rear Brake Pads.2017-2019
AUDITTRSCoupe, w/ Iron Disc, Rear Brake Pads.2016-2019
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Porterfield Carbon Kevlar R4-1 Racing Brake Pad:
  AP 1761.1 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 mu 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 1761.1 R4-1 applications are Audi RS3 and TT RS rear brakes.

Made in the USA
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