Wilwood 140-13323-R Forged Narrow Superlite 4R Rear Brake Kit for Ford Bronco

The Wilwood 140-13323-R Forged Narrow Superlite 4R rear disc brake kit delivers a complete big brake upgrade solution for 1965-1977 Ford Bronco rear axles equipped with Big Ford flange and bearing configurations. Designed for vehicles originally equipped with 11-inch diameter brakes and 3300 GVW rating, this comprehensive kit transforms rear braking performance while maintaining parking brake functionality.

Key Features:

• Forged Narrow Superlite 4R (FNSL4R) four-piston calipers for exceptional clamping force and heat dissipation
• Two-piece rotors available in 13-inch or 14-inch diameter for optimized thermal management
• High-performance BP-10 compound brake pads engineered for aggressive stopping power
• Integrated drum-style parking brake assembly with internal shoe system for clean appearance
• Superior static holding power for secure parking on inclines
• Multiple caliper finish options and rotor designs available for customization
• Engineered to balance with Wilwood front big brake upgrades for the Bronco platform

This kit provides a complete bolt-on solution that eliminates the weak link of factory rear brakes when upgrading to larger front brake systems. The hidden internal parking brake mechanism maintains the clean lines of a full disc brake conversion while delivering reliable parking functionality. Professional installation recommended to ensure proper fitment and brake system balance.