Wilwood 140-17659-R Forged Narrow Superlite Rear Disc Brake Kit with Parking Brake - 4R

The Wilwood 140-17659-R Forged Narrow Superlite 4R rear disc brake kit delivers professional-grade stopping power for muscle car rear axles requiring integrated parking brake functionality. This complete big brake solution features forged billet aluminum FNSL4R four-piston calipers paired with either 13-inch or 14-inch two-piece rotors for optimized thermal management and performance.

Key Features:

• FNSL4R forged billet aluminum four-piston calipers for maximum clamping force and heat dissipation
• Two-piece rotor design with 13-inch or 14-inch diameter options for improved cooling and reduced weight
• High-performance BP-10 compound brake pads providing excellent bite, durability, and low dust
• Integrated internal drum-style parking brake system with superior static holding power
• Clean, hidden parking brake design eliminates external cables and hardware
• Compatible with OE master cylinder output for easy installation
• Optional caliper finishes and rotor designs available for custom styling

This kit is specifically engineered to complement front big brake upgrades on custom builds, high-performance street machines, and show vehicles. The neatly concealed internal parking brake shoe system maintains a clean appearance while delivering reliable parking function. Designed for popular muscle car rear axle configurations, this professional-grade brake system provides the balanced braking performance demanded by serious enthusiasts.