AP Racing J Hook Competition Disc Replacement Ring (394x34mm)

15.51" x 1.34" (394mm x 34mm) 84 Vane, D54, J Hook Iron Racing Brake Disc Replacement RH iron disc for AP Racing by Essex 991 GT2/3/RS and 981 GT4 competition brake systems Weighs 18.4 lbs. AP Racing P/N right: CP4284-156GA AP Racing P/N left: CP4284-157GA Essex P/N right: 13.05.10050 Essex P/N left: 13.05.10051 Replacement hardware sold separately Patented Disc Burnishing/Bedding Service Single/$75 Torque specs for this disc and hardware assembly= 124 lb-in Replacement hardware (not included with ring) AP Racing J Hook discs are the epitome of endurance racing components. They will hold up extremely well to any abuse you plan to throw at them. These discs have been proven time and again in professional racing, winning many races and even championships (ALMS, Rolex, Grand Am, etc.) Internal Vane Quantity and Quality The internal vane design on AP J Hook discs is quite a bit different vs. OEM-style discs and other brands of aftermarket discs. Many OEM discs feature a pillar vane de