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AP Racing by Essex Radi-CAL Competition Brake Kit (Front CP9661/394mm)- Porsche 997 GT3
AP Racing by Essex Radi-CAL Competition Brake Kit (Front CP9661/394mm)- Porsche 997 GT3
AP Racing by Essex Radi-CAL Competition Brake Kit (Front CP9661/394mm)- Porsche 997 GT3
AP Racing by Essex Radi-CAL Competition Brake Kit (Front CP9661/394mm)- Porsche 997 GT3
AP Racing by Essex Radi-CAL Competition Brake Kit (Front CP9661/394mm)- Porsche 997 GT3
AP Racing by Essex Radi-CAL Competition Brake Kit (Front CP9661/394mm)- Porsche 997 GT3

AP Racing by Essex Radi-CAL Competition Brake Kit (Front CP9661/394mm)- Porsche 997 GT3

AP RACING
Ships from Supplier
Ships from Supplier
Ships from Supplier
Ships from Supplier
Ships from Supplier
SKU 13.01.10134-STD
$7,349.00 - $7,574.00
$7,349.00
$7,349.00 - $7,574.00
$7,349.00
Add Brake Pads: Standard
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Complete front AP Racing by Essex Radi-CAL Competition Brake Kit for all 997.2 GT3, and 997.1 GT3 originally equipped with PCCB:

  • Saves 11 unsprung lbs. vs. the front OEM 380mm iron brakes, despite our larger discs
  • AP Racing Radi-CAL with durable, ventilated stainless steel pistons (with no ceramic caps to destroy) with anti-knockback springs
  • Allows for the preservation of pricey OEM brake components
  • Huge array of brake pad options from all major pad manufacturers
  • 394x34mm, 84 vane AP Racing disc fits inside many popular 19" wheels
  • Every component designed to resist the heat of extended track sessions
  • Pistons sized properly to allow for seamless integration with OEM master cylinder and ABS system
  • Includes pad tension kit (eliminates noise) and disc burnishing at no additional cost
  • Designed to work with OEM rear brakes or our Essex/AP Racing rear BBK

This part also goes by the following cross reference.

Cross Reference Part Number:

Fits These Vehicles 6 applications
911
Make Model Engine Years
Porsche 911 GT2, GT2 RS Iron disc 2010–2011
Porsche 911 GT2, GT2 RS with PCCB 2010–2011
Porsche 911 GT3, GT3 RS Iron disc 2010–2010
Porsche 911 GT3, GT3 RS with PCCB 2007–2010
Porsche 911 GT3, GT3 RS-4.0 Iron disc 2011–2011
Porsche 911 GT3, GT3 RS-4.0 with PCCB 2011–2011

Fitment data last updated: 2026-04-27

Fits 6 vehicle applications Check vehicle fitment before ordering View fitment

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