Wilwood 140-11270-D W4A Rear Brake Kit 14.25" Drilled Rotor

The Wilwood W4A Rear Brake Kit (part number 140-11270-D) is a comprehensive AERO4 big brake system designed to replace factory disc brakes on late model high-performance vehicles. This premium rear axle brake upgrade features oversized 14.25" drilled rotors paired with high-capacity W4AR four-piston calipers and BP-10 compound brake pads for exceptional stopping power.

Key Features:

• 14.25-inch drilled rotors for improved heat dissipation and reduced brake fade
• W4AR four-piston calipers deliver consistent, high-capacity braking performance
• BP-10 compound brake pads optimized for performance applications
• Compatible with OE parking brake assembly for complete functionality
• Engineered to match OE master cylinder output and ABS function
• Properly balanced for individual vehicle bias requirements
• Ideal complement to front big brake upgrades

This rear brake kit is specifically designed for vehicles with increased brake requirements due to customization, performance upgrades, or demanding driving conditions. The system enhances brake performance and durability while adding a high-tech appearance that complements big wheel, tire, and suspension upgrades. Installation utilizes the existing parking brake assembly, making this a comprehensive yet straightforward upgrade for serious performance enthusiasts.