Wilwood 140-13330-D Forged Narrow Superlite Big Brake Disc Kit - 6R

The Wilwood 140-13330-D is a complete disc brake kit built around the legendary Forged Narrow Superlite 6R (SL6R) six-piston caliper, engineered specifically for Ford Bronco applications. Available in either 12.88" or 14.00" rotor configurations, this big brake kit delivers dramatically increased stopping power over stock braking systems while complementing wheel, tire, and suspension upgrades.

This kit is designed as a direct, vehicle-specific fit that utilizes the existing hub assembly, eliminating the need for custom fabrication and simplifying the installation process. Every component is matched and validated for the application, ensuring proper fitment and optimal braking performance right out of the box.

Key Features:

• Forged Narrow Superlite 6R six-piston caliper for maximum clamping force and heat management
• Available in 12.88" or 14.00" rotor sizes to suit different wheel clearance and performance needs
• Vehicle-specific engineering for Ford Bronco — utilizes the factory hub assembly for straightforward installation
• Multiple optional caliper finishes available to match your build's aesthetics
• Multiple rotor designs available (drilled, slotted, or combination) for personalized style and performance tuning
• Designed to complement lifted, larger wheel, and suspension-upgraded builds
• Dramatically increased brake capacity over OEM components

Wilwood's SL6R big brake kits are a top choice for Ford Bronco owners seeking serious braking upgrades. The combination of a forged six-piston caliper, large-diameter rotors, and application-specific engineering makes this kit a complete, high-performance braking solution that installs cleanly and performs confidently on and off road.