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AP Racing by Essex Radi-CAL Competition Brake Kit (Rear CP9449/380mm)- Porsche 981/718 GT4
AP Racing by Essex Radi-CAL Competition Brake Kit (Rear CP9449/380mm)- Porsche 981/718 GT4
AP Racing by Essex Radi-CAL Competition Brake Kit (Rear CP9449/380mm)- Porsche 981/718 GT4

AP Racing by Essex Radi-CAL Competition Brake Kit (Rear CP9449/380mm)- Porsche 981/718 GT4

AP RACING
Ships from Supplier
Ships from Supplier
Ships from Supplier
Ships from Supplier
Ships from Supplier
SKU 13.01.10084-STD
$6,199.00 - $6,399.00
$6,199.00
$6,199.00 - $6,399.00
$6,199.00
Add Brake Pads: Standard
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We show live inventory for in-stock items. Products may sell out due to high demand but are restocked regularly. Out-of-stock items can still be ordered and usually arrive within a few weeks.

Complete rear AP Racing by Essex Radi-CAL Competition Brake Kit for the 981 and 718 GT4:

  • Eliminates the need to remove the caliper for pad changes
  • Retains OEM parking brake functionality
  • Saves 18 unsprung lbs. vs. OEM iron brakes and weighs almost the same as the OEM PCCB system
  • AP Racing Radi-CAL with durable, ventilated stainless steel pistons (no ceramic piston caps to break) with anti-knockback springs
  • Allows for the preservation of pricey OEM brake components
  • Huge array of brake pad options from all major pad manufacturers
  • Fits OEM 20" wheels without spacer
  • 380x32mm, 72 vane AP Racing disc fits inside 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 our front Essex Designed AP Racing Radi-CAL Competition Brake Kit

This part also goes by the following cross reference.

Cross Reference Part Number:

Fits These Vehicles 7 applications
Cayman
Make Model Engine Years
Porsche 718 Cayman GT4 Iron disc 2020–2023
Porsche 718 Cayman GT4 with PCCB 2020–2023
Porsche Cayman GT4 Iron disc 2015–2016
Porsche Cayman GT4 with PCCB 2016–2016
Porsche Cayman GT4 With PCCB 2015–2015

Fitment data last updated: 2026-04-27