Wilwood 140-14752 FNSL4R Rear Disc Brake Kit 12.88" Rotor

The Wilwood FNSL4R (Forged Narrow Superlite 4R) rear disc brake kit delivers high-performance braking with complete OE integration for custom Import applications. This comprehensive big brake upgrade features forged four-piston calipers, 12.88-inch rotors, and BP-10 compound brake pads engineered for street and show vehicles.

Key Features:

• Forged Narrow Superlite 4R four-piston calipers for lightweight strength and consistent clamping force
• 12.88-inch diameter rotors provide increased thermal capacity and fade resistance
• BP-10 compound brake pads deliver excellent bite and performance for street use
• Retains full function of OE parking brake system
• Compatible with factory master cylinder output and ABS systems where equipped
• Designed to complement 13-inch and larger front brake upgrades
• Multiple caliper finish and rotor design options available for custom styling

This rear brake kit is specifically engineered for Import vehicles undergoing wheel, tire, and suspension modifications. The FNSL4R provides balanced braking performance when paired with upgraded front brake systems, while maintaining critical factory safety features including parking brake and anti-lock braking functionality.