AP Racing J-Hook Disc for Porsche 991 GT3/RS - 380x34mm Front

Porsche 991 GT3 & GT3RS AP Racing J Hook 380x34mm Discs. Upgrade or replace your factory rotors by switching to slotted floating steel discs from AP Racing. Direct bolt-on for red calipers. Front Pair.

Part#:13.01.20017

Fits the following models:

• 2013-2019 991.1 & 991.2 GT3 & GT3RS

Spare Iron Rings: 13.05.10010/11 (L/R)

Spare Hardware Kit: 13.04.40003 

Fits Essex/AP BBK: CP6572-102/103GA

Essex Designed AP Racing 2-Piece Competition J Hook Floating Brake Discs.

• 380x34mm (14.96"x1.34")
• Save nearly 2 lbs of unsprung weight per corner over stock OEM discs
• 2-piece floating disc
• Increased brake pad compound options (we carry 7 different compounds!)
• Abuse these rotors lap after lap, with full confidence
• Significantly Increases airflow, cooling capacity, and durability
• 72 Cooling vanes (vs. 60 for OEM)
• Replacement of iron disc rings (friction rings) to save significant costs
• Works with OEM calipers and wheels, direct bolt-on
• Anodized billet aluminum hat, w/float control, and anti-rattle clips

Weight Comparison:

380mm AP Racing J-Hook Iron Disc: 22.4 lbs (-1.8 lbs each, -3.6 lbs on front axle)

380mm OEM Steel Disc: 24.2 lbs

Must use with 991 GT3/RS OEM Iron System Pad Shape (from Red Calipers). Available Pad compounds include:

• PFC 11 - 1773.11.17.44
• PFC 13 - 1773.13.17.44
• PFC 331 - 1773.331.17.44
• Ferodo DS3.12 - FCP4664G
• Ferodo DS1.11 - FCP4664W
• Ferodo DS2500 - FCP4664H
• Ferodo DSUNO - FCP4664Z