Forged Narrow Superlite 6R Big Brake Front Brake Kit (Hat) - Black14" Drilled & Slotted Rotors. Suit Holden Monaro & Commodore VT-VZBrand: WilwoodPart Number: WB140-9296-DDescription: This group of FDL Pro-Series rear disc kits provides a complete solution for popular muscle car rear axles that require a parking brake. Forged billet Dynalite four piston callipers, 12.19" one-piece drum/rotors, and high friction pads provide optimised and balanced braking for all types of custom performance street/strip and show machines. The neatly hidden internal shoe system provides a clean installation with superior static holding power for parking. Optional caliper finishes and rotor designs enable the builder to personalise the style and optimise brake performance for every individual application.